Class / Patent application number | Description | Number of patent applications / Date published |
362202000 | Cylindrical flashlight casing | 86 |
20080225519 | FLASHLIGHT WITH DROP-IN SIDE-BY-SIDE BATTERIES - A battery powered flashlight is described that has a pivot contact with an off-center pivot point and/or battery polarization is described. The flashlight is configured to allow batteries to be dropped into place without interference with internal flashlight components. | 09-18-2008 |
20080247157 | APPARATUS AND METHOD FOR ALIGNING A SUBSTANTIAL POINT SOURCE OF LIGHT WITH A REFLECTOR FEATURE - A combination for use in aligning a substantial point source of light with respect to an axis of a reflector is provided. The combination includes a reflector, a lamp bulb having a substantial point source of light, and a movable lamp bulb holder. The movable holder may be moved using an actuating member. The reflector has a first open end for emitting a light beam, a second end and an axis extending between the first and second reflector ends. The lamp bulb is secured to the movable holder and is disposed about the second end of the reflector. The actuating member is operatively coupled to the movable holder at an actuation interface for moving the substantial point source of light relative to the axis of the reflector and aligning the substantial point source of light with the reflector axis and the focal point of the reflector. Flashlights employing the combination are provided. | 10-09-2008 |
20080259594 | LIGHTING DEVICE WITH VARIABLE LENGTH CONDUCTOR - An improved flashlight includes a barrel, a light source and a variable length conductor. The barrel contains a plurality of batteries which may be arranged end-to-end. The light source is held in a holder. The variable length conductor is interposed between the plurality of batteries and the light source. The variable length conductor is configured to selectively electrically couple or de-couple the light source and the batteries. The holder of the light source may further be configured to move the light source substantially laterally relative to an axis of the reflector. | 10-23-2008 |
20080304258 | PREPAREDNESS FLASHLIGHT - A battery powered electrical appliance ( | 12-11-2008 |
20080316737 | Glass breaking cap - A glass breaking cap for flashlights, batons and the like is provided. The glass breaking cap has a cylindrical sidewall and a conical top portion. The conical top portion has an apex having an included angle between 86° and 136°. More preferably, the apex has an included angle of 106° to 126° with a preferred included angle of about 116°. Preferably, the glass breaking cap has male or female threads for replacing threaded end caps found on traditional flashlights and batons. | 12-25-2008 |
20090040752 | MULTI BATTERY TYPE FLASHLIGHT - The invention relates to a portable lighting device including a body having a battery compartment, a head coupled to the body, a light source coupled to the head, the light source requiring a first voltage, and a circuit coupled to the light source. The battery compartment is configured to selectively receive batteries of different sizes. The circuit converts voltages of different magnitudes to the first voltage. | 02-12-2009 |
20090097239 | LIGHTED ARCHERY NOCK WITH VARIABLE LIGHT EMISSIONS - The present invention generally relates to a lighted archery nock. The lighted archery nock generally includes an accelerometer, a replaceable battery, a light, a housing, and a controller that controls illumination of the light. The controller can control emission of the light to conserve battery life, and can respond to user input transmitted by tapping the nock to re-set the light. The housing is configured with a plurality of fingers that secure the replaceable battery. | 04-16-2009 |
20090168412 | PORTABLE MULTI-PURPOSE ILLUMINATION DEVICE - A portable multi-purpose illumination device that wraps into a compact shape for storage and includes a holding and storage device; a positioning member that is extendable and that is connected to the holding and storage device and around which at least a portion of the positioning member is wrapped for storage; and a light source housed within the holding and storage device and powered by connection to a power source which is at least one of (a) a power supply electrically connected via the positioning member and (b) a detachable battery housed within the holding and storage means. The positioning member is manually deformable and may be attached to various structures. The holding and storage device additionally features a retainer for various lenses and mirrors. The illumination device may be used to view a target object obscured from direct view by an intervening object by positioning the mirror appropriately. | 07-02-2009 |
20090207600 | REMOVABLE HANDLE AND BATTERY PACK FOR LIGHTING SYSTEM - The present invention is directed to lighting systems and illumination devices, and more particularly to a removable handle and battery pack for a portable lighting system that produces a high intensity beam of light in the visible and infrared spectral regions that can be used for non-covert and ultra-covert operations. The battery pack includes a 360 degree ballast connector, a locking, water-proof, recharge connector and plug, and a four-function back switch. The battery pack fits tightly into the redundantly sealed, water-proof handle, which includes a specially designed knurling system around the handle to improve a user's comfort and grip during extreme conditions and a rotatable D-ring connecter that locks in place and provides covert sound protection. The 360 degree ballast connector connects to a number of sealed connectors formed within a sealed ballast assembly. | 08-20-2009 |
20090207601 | KNURLED HANDGRIP FOR PORTABLE DEVICE - The present invention is directed to lighting systems and illumination devices, and more particularly to a removable handle and battery pack for a portable lighting system that produces a high intensity beam of light in the visible and infrared spectral regions that can be used for non-covert and ultra-covert operations. The battery pack includes a 360 degree ballast connector, a locking, water-proof, recharge connector and plug, and a four-function back switch. The battery pack fits tightly into the redundantly sealed, water-proof handle, which includes a specially designed knurling system around the handle to improve a user's comfort and grip during extreme conditions and a rotatable D-ring connecter that locks in place and provides covert sound protection. The 360 degree ballast connector connects to a number of sealed connectors formed within a sealed ballast assembly. | 08-20-2009 |
20100008082 | LED work light - A light comprising an LED whose light intensity decreases as the angle from an axis of the LED increases, and a convex lens associated with the LED such that a beam width of the LED is concentrated by the lens into a narrower beam width, wherein the convex lens includes both a convex surface and a concave surface, and the concave surface is curved more sharply towards its edge than towards its center such that light is more evenly spread across the beam width of the lens. | 01-14-2010 |
20100033961 | LONG-RANGE, HANDHELD SEARCHLIGHT - A handheld searchlight for producing a high intensity beam of light output has an elongated housing including a handle portion for gripping by a user. A head has a window opening for transmitting a light beam. There is a mechanical coupling between the housing and the head. A parabolic reflector is mounted in the head facing the window and has an aperture for accommodating a high intensity lamp. The reflector has a longitudinal optical axis. The rotation of the head about the coupling causes movement of the parabolic reflector relative to the lamp along the optical axis thereby changing a spread of the high-intensity light beam. The searchlight further includes a rotatable bezel ring mounted on the head and a filter ring mount connected to the rotatable bezel. An optical filter is mounted in the filter ring mount. | 02-11-2010 |
20100033962 | Flashlight - A flashlight includes a lamp support, an electric light-generating mechanism in the lamp support, a covering member around the lamp support, a barrel body joined on the covering member, and an adjustment member; the adjustment member is threadedly joined in the lamp support, and can be turned to adjust a position of a focal point of light emitted from a light source of the light-generating mechanism; front and rear heat-conducting components are positioned on front and rear ends of the light-generating mechanism respectively, and they contact the lamp support and the barrel body respectively; heat produced from functioning of the light-generating mechanism will be conducted away from the front heat-conducting component to the lamp support and from the rear heat-conducting component to the barrel body, and the light source is prevented from being damaged by the heat produced from it continuing shining for an extended length of time. | 02-11-2010 |
20100046213 | FLASHLIGHT HAVING A STRUCTURE CONFIGURED TO PROVIDE USEFUL MECHANICAL FEATURES - Various structures are provided that may be advantageously used in one or more flashlight designs. In one example, apertures may be provided in a flashlight body to facilitate attachment of the flashlight with various structures. In another example, a recess may be included in an external surface of a flashlight head to facilitate the attachment of appropriate insignia or structures to a flashlight in an efficient manner that need not interfere with a user's operation of the flashlight. | 02-25-2010 |
20110019395 | Drop-In Light Emitting Diode (LED) Module, Reflector, and Flashlight Including Same - A drop-in light emitting diode (LED) module that can be used to increase the light output of a conventional flashlight includes a heat sink, a high power LED mounted on the heat sink, and an LED driver circuit. The driver circuit is designed to supply the LED with its maximum rated current so that its light output is brighter than the light output of conventional flashlights. The heat sink channels heat generated by the LED when receiving its maximum rated current into the body of the flashlight so the LED does not overheat and fail. The module is designed to be easily inserted into a conventional flashlight to increase its light output and removed when desired. The module can be used to create a modified flashlight by using the module with a conventional reflector that has been modified for use with the module. | 01-27-2011 |
20120020065 | FLASHLIGHT - A flashlight has a casing extending along an axis and having axially opposite front and rear ends, a collar fittable on the front end, a support disk engaged and gripped axially between the collar and the front end, a light source on a front face of the disk, thermally conductive regions on the disk, and a lamp head secured to the collar. | 01-26-2012 |
20120033416 | PORTABLE POWER MODULE ASSEMBLY - According to one embodiment, an apparatus includes a power module that includes a power source. The apparatus also includes a power consumption module that is configured to consume power from the power source. Further, the apparatus includes a power control module that is configured to selectively regulate power from the power source to the power consumption module. Each of the power module, power consumption module, and power control module includes a positive power terminal, a negative power terminal, and at least one neutral terminal. The power module, power consumption module, and power control module each is removably interconnected adjacently to at least another of the power module, power consumption module, and power control module via engagement between the positive power terminals of the at least one adjacent module, the negative power terminals of the at least one adjacent module, and the neutral terminals of the at least one adjacent module. | 02-09-2012 |
20120092858 | Flashlight Ventilation Structure - A flashlight ventilation structure includes a ventilation lid screwed at a terminal of a handle portion of a flashlight. The handle portion is formed with a vent so that a rear cap formed with a vent facing the vent is allowed to fittingly cover the terminal of the handle portion The rear cap has a depressed combining region and a cavity circling the vent of the rear cap, so that a barrier whose backside is combined with a breathable fabric is allowed to be set in the cavity. The combining region is fitting covered by a ventilation mask, whereby the ventilation lid attached to the handle portion of the flashlight allows heat generated by batteries inside the flashlight for lighting the flashlight to be dissipated outward through the ventilation lid, while the breathable fabric in the ventilation lid prevents external liquid from permeating into the flashlight. | 04-19-2012 |
20140085878 | CYLINDRICAL FLASHLIGHT HAVING A ROLL-AWAY PREVENTION MECHANISM - The present invention relates to a cylindrical flashlight and a ring element for use as a roll-away safeguard of a cylindrical flashlight. In order to prevent a cylindrical flashlight from rolling away, the invention proposes a cylindrical flashlight having a ring element that is connected to the flashlight and has radially protruding elevations which have surface sections that are arranged at a distance from the surface of the cylindrical flashlight in some areas in the assembled state. Also proposed is a ring element for use as a roll-away safeguard of a cylindrical flashlight, which can be detachably connected to the flashlight and has radially protruding elevations which have surface sections that are arranged at a distance from the cylindrical surface of the flashlight in the assembled state. | 03-27-2014 |
20140177213 | Electric Torch - An electric torch includes an enclosure for housing at least two battery units, a head portion, a front connecting unit secured to a front end of the enclosure, and a rear connecting unit secured to a rear end of the enclosure opposite to the front end. The front connecting unit and the rear connecting unit are electrically connected to opposite terminals of the at least two battery units, to connect the at least two battery unit in serial or parallel, or in combination of serial and parallel connection to act as the power supply of the electric torch. The power supply includes a first electrode and a second electrode with the polarity thereof reverse to the polarity of the first electrode. | 06-26-2014 |
20140192522 | Flashlight Tamper-Proof Structure - A flashlight tamper-proof structure for preventing a lamp cover fastened to an end of a flashlight from being unfastened manually is characterized in that: an appropriate section of an end of an opening of a body of the flashlight extends to form a carrying portion; an internal thread section penetrates a front end of the carrying portion; a hole is formed at a corresponding point of a rear end of the carrying portion, to allow a screw to be inserted into the carrying portion, such that the screw is screwed to the internal thread section with a tool; concave indentations are formed at the periphery of the opening of the lamp cover fastened to the end of the opening of the body of the flashlight; and the screw screwed to the internal thread section is moved forward with the tool to reach the concave indentations. | 07-10-2014 |
20140192523 | Flashlight Tamper-Proof Structure - A flashlight tamper-proof structure for preventing a lamp cover fastened to an end of a flashlight from being unfastened manually is characterized in that: an appropriate section of an opening of a body of the flashlight forms a dented area having an internally threaded hole; an end of an opening of the lamp cover extends to form a carrying section, such that a connection element fits tightly inside the carrying section; an end of the connection element extends to form a rod section; a protruding portion having an inward-penetrating hole is formed at an end of the rod section, such that the protruding portion at the end of the rod section is positioned at the dented area on one side of the body; afterward, a screw is inserted into the hole at the end of the rod section and screwed to the internally threaded hole of the dented area. | 07-10-2014 |
20140240970 | Self-defense flashlight - A self-defense device that includes a flashlight with a weapon end, tissue-abrading and tissue-collecting features, and with or without a writing instrument. | 08-28-2014 |
20140268712 | FLASHLIGHT HAVING ROLLING PROTECTION - A flashlight having integrated rolling protection, including a rod-shaped housing, at the first end of which a light body is arranged and at the opposite, second end of which a cap is arranged, wherein the light body has a light outlet opening and a circumferential wall having a rounded outer contour, which circumferential wall surrounds the light outlet opening, and the circumferential wall is designed as having at least one rolling protection surface that cuts the cross-section of the circumferential wall in the manner of a secant. The aim is to provide a flashlight having effective and captive rolling protection. Said aim is achieved by a flashlight for which a support ring raised relative to the rod-shaped housing is formed on the second end or the cap, the outer contour of said support ring lying in a common plane with the at least one rolling protection surface. | 09-18-2014 |
20140313709 | FLASHLIGHT - The present invention provides a flashlight, including an LED lamp holder, a battery compartment and a tail coupled sequentially, LED lamps arranged inside the LED lamp holder, batteries arranged inside the battery compartment, wherein the tail includes a button rubber cap and a control circuit board used to adjust the brightness of the LED lamps, a plurality of touch control devices jointed with the button rubber cap is disposed between the a button rubber cap and the control circuit board. The control circuit board includes a control circuit, a voltage supply circuit to provide stable voltage for the control circuit and a switch circuit, the technical solution of the present invention solve the problem that the existing flashlight is single manipulation, avoid affecting the normal lighting because of cyclic manipulation the lighting gears, meanwhile solve the problem that the tail switch is easy to be damaged due to large current. | 10-23-2014 |
20140328054 | MODULAR FLASH LIGHT WITH MAGNETIC CONNECTION - A modular lighting system with a magnetic plug and socket connection between a battery module, light module, and other modules is provided. The plug and socket include magnets which are attached magnetically to each other to hold the battery module and light module together. Electricity is transmitted through the magnets to power the light module. The connection system allows a user to easily customize the lighting system to meet different needs. | 11-06-2014 |
20160025305 | DIFFUSE LIGHT SOURCE AND VISUAL DAZZLER SYSTEM MADE THEREFROM - A diffuse light source, for use in energy efficient lighting, as well as for visual disorientation or disruption systems, is configured with a single solid torus ( | 01-28-2016 |
20160033090 | PORTABLE LIGHT HAVING A SLEEVE INTERNAL THERETO AND SLEEVE THEREFOR - A sleeve for a portable light may comprise: a hollow sleeve for surrounding a source of electrical power and having a plurality of elongated longitudinal spring members. Only one end of each spring member is connected to the hollow sleeve and an opposite end thereof is free. Each spring member is formed to partly extend radially outward of the hollow sleeve and to partly extend radially inward into the hollow sleeve toward a source of electrical power that may be disposed therein. The hollow sleeve may be disposed in a portable light may include a housing, a light source and a source of electrical power in the sleeve. | 02-04-2016 |
20160033091 | PORTABLE LIGHT HAVING A SLEEVE INTERNAL THERETO AND SLEEVE THEREFOR - A sleeve for a portable light may comprise: a hollow sleeve for surrounding a source of electrical power and having a plurality of elongated longitudinal spring members. Only one end of each spring member is connected to a wall of the hollow sleeve and an opposite end thereof is free. Each spring member is formed to partly extend radially outward of the hollow sleeve and to partly extend radially inward of the hollow sleeve toward a source of electrical power that may be disposed therein. The hollow sleeve may be disposed in a portable light that may include a housing, a light source and a source of electrical power that may reside in the sleeve. | 02-04-2016 |
20160109075 | Hand Held Illuminated Signaling Device for Prospective Riders - A hand held, battery operated, illuminated signaling device used by individuals to hail taxicabs. It is a user friendly, ergonomically designed signaling device that is convenient to carry and adaptable to being stored in pockets, purses, and the like. One embodiment of the illuminating signaling device, comprises a body, a printed circuit board, a light source array, a bezel having at least one of a perimeter opening and at least one of a top opening, wherein the perimeter opening and the top opening are situated to receive an individual light source of the light source array, a retainer adapted to support the light source array and wherein the bezel is coupled to the light source array and wherein the light source array is mounted on the retainer. | 04-21-2016 |
20160252221 | LED Flashlight with Improved Heat Sink and Battery Protection | 09-01-2016 |
362203000 | Bulb or battery physically moved to join mating contacts of each other | 2 |
20130120978 | FLASHLIGHT WITH A CONTACT SPRING - The present invention relates to a flashlight with a cylindrical battery housing at the end of which an electrically conductive contact surface is formed, an end cap, and a contact spring with contact points which connects a pole of a battery mounted in the battery housing to the contact surface of the battery housing. In order to reduce contact points and also enable secure and stable electrical contact, according to the invention it is provided that the contact points are arranged at opposite ends of the contact spring. | 05-16-2013 |
20150330618 | LIGHT EMITTING DIODE (LED) LIGHTING DEVICE WITH HEAT SINK - A light emitting diode (LED) lighting device including a circuit configured to energize a surface mount LED lamp having an integral LED heat sink with a source of power. The LED lighting device further includes a printed circuit board having a first side, a second side and a metallic thermal connector extending from the first side to the second side. The surface mount LED lamp is attached to the first side with the LED heat sink in contact with the metallic thermal connector. The LED lighting device further includes a fixture configured to hold the printed circuit board and position a metallic heat sink on the second side of the printed circuit board in contact with the metallic thermal connector. | 11-19-2015 |
362204000 | Insulated casing with switch between fixed conductors | 2 |
20120236551 | LIGHT HAVING A COMPARTMENT ACCOMMODATING BATTERIES OF DIFFERENT TYPES, SIZES AND/OR SHAPES - A portable light or device may comprise: a light source or operative element; a switch for controlling energization of the light source or operative element; and a housing supporting the light or operative element and the switch. The housing has a compartment having a relatively larger transverse dimension in one region for receiving a battery having a corresponding larger transverse dimension and has a relatively smaller transverse dimension at least at one end thereof for receiving a battery having a corresponding smaller transverse dimension. At least one electrical contact in the compartment is movable for making electrical connection to batteries having a relatively shorter length and a relatively longer length. | 09-20-2012 |
20130208456 | BATTERY CONTACT FOR AN ELECTRONIC DEVICE - According to embodiments of the present invention, an electronic device includes a first electrical conductor located in a shell. The first electrical conductor has a vertical portion and a horizontal portion at the bottom of the vertical portion. A cap has a second electrical conductor and can be mated with the shell. After mating, the second electrical conductor contacts the horizontal portion of the first electrical conductor. | 08-15-2013 |
362205000 | With switch | 51 |
20080247158 | Tubular barrel-shaped flashlight having rotatable switching assembly and focusing and defocusing capability - A flashlight in accordance with the present invention includes a chamber, end cap, head assembly, and lamp holder assembly. The head assembly includes a reflector and a lens. In accordance with one embodiment of the present invention, the flashlight includes electrode connections that prevent the conduction of electrical energy from one or more batteries which are improperly aligned within the chamber. In another embodiment, the lamp holder assembly includes a lamp socket having a lamp guide and/or a fluorescent coating. In another embodiment, the flashlight comprises a head assembly attached to the chamber which is rotatable relative to the chamber to cause electrical coupling of the lamp and one or more batteries retained by the chamber. | 10-09-2008 |
20080253114 | Hid searchlight module - A HID searchlight module includes lamp head unit, a ballast unit and a battery unit respectively connected to one another in series by a respective screw joint. The lamp head unit has an end cap at the rear side that has two holes, two metal springs respectively mounted in the holes and respectively electrically connected to the contacts of the PC board in the lamp head unit, two metal conducting pins respectively supported on the metal springs, a front inner annular flange protruded from the front side at the center, a front outer annular flange protruded from the front side at the center and concentrically spaced around the front inner annular flange, and an annular coupling groove defined between the front outer annular flange and the front inner annular flange. | 10-16-2008 |
20080278937 | PROTECTION SHIELD AND GRIP FOR FLASHLIGHT - A thermally-insulating, glow-in-the-dark, protection shield and grip for a flashlight. The shield encircles the switch so that the switch cannot inadvertently be turned ON to discharge the batteries. | 11-13-2008 |
20090046452 | Disposable gas lighter with advertising flashlight - A disposable gas lighter with advertising flashlight. The lighter has a flashlight unit having a power source, a lamp electrically connected to the power source, a push-button switch to turn on the lamp when pressed down, a sleeve installed in a recess of the body which contains the lamp in one end thereof, a film bearing advertising information and placed in around a middle portion of the sleeve, and a convex contained in a free end of the sleeve. The convex is located in an opening defined on the surface of the body. When the push-button switch is pressed down, the flashlight unit is able to give off a light beam. When the beam meets a plane in front of the gas lighter, a project of the film comes into being. Viewers then are able to watch the advertising information of the film with the project. | 02-19-2009 |
20090059576 | LED light | 03-05-2009 |
20090080183 | Flashlight switch - A flashlight has a cylindrical housing holding a light source. A switch on the housing has an actuating element rotatable about a longitudinal axis of the housing. The housing has a surface directed toward the actuating element and formed with a recess open toward the actuating element. A permanent magnet on the actuating element and directly juxtaposed with the housing surface is engageable in the recess in a predetermined angular position of the actuating element. A spring braced between the permanent magnet and the actuating element biases the permanent magnet toward the housing surface. A contact element inside the housing is operable magnetically by the permanent magnet. | 03-26-2009 |
20090180280 | MULTI-ACTION, BATTERY-POWERED, TRIGGER-ACTIVATED LIGHTING SYSTEM - A multi-action, battery-powered, trigger-activated lighting system automatically provides soft light upon human motion during the night, even in the event of a power outage, and can additionally be deployed quickly for use as an intense flashlight. Furthermore, it can provide low-battery indication to prompt the user to install fresh batteries whenever necessary, before a critical need arises. | 07-16-2009 |
20090185369 | FLASHLIGHT HEAD WITH PRECISE FOCUS - A flashlight head connected electrically to a battery is positioned within a housing at a front end thereof and locked by a light-transmissible front cap. The flashlight head includes a project barrel and a control base. A reflector is disposed at a front end of the project barrel and a light source portion of the reflector is mounted on a positioner. An opening is disposed at a center of the positioner. A luminous body passes through the opening and extends into a center of the light source portion of the reflector. The luminous body has a positive electrode pin and a negative electrode pin, and each of the positive electrode pin and the negative electrode pin extends onto the positioner. A cooling plate is adhered to a back side of the luminous body. Two slots form on the cooling plate and are disposed corresponding to the positive electrode pin and the negative electrode pin. A switch is mounted on the control base and positioned corresponding to a button on the housing. A circuit board is mounted on one end of the control base and has a positive electrode conductor and a negative electrode conductor positioned corresponding to the positive electrode pin and the negative electrode pin of the luminous body respectively. The positive electrode conductor and the negative electrode conductor pass through the slots of the cooling plate and connect electrically to the positive electrode pin and the negative electrode pin of the luminous body respectively while the control base assembles with the project barrel. The luminous body is controlled by the circuit board and the switch. The luminous body is disposed in the center of the project barrel and the center of the light source portion of the reflector, i.e. the focus of the flashlight, so the flashlight is assembling without calibrating the focus. The efforts of assembling easily and quickly and high quality are reached. | 07-23-2009 |
20090190339 | MULTI-FUNCTION FLASHLIGHT - A multi-function flashlight device is provided in either an all white light emitting diode (LED) or a colored LED version that allows versatile functionality. The flashlight is fashioned to have an outer housing that includes both an integrated means for interfacing the flashlight with a firearm and a surface thereon that serves as a handgrip. The outer housing of the flashlight is configured to be engaged by a clamping assembly that facilitates integration of the flashlight with standard firearm accessory rail assemblies. The flashlight head includes a high-output white LED positioned centrally within an optical element such as a reflector. Should the flashlight be a colored light, four other positions are provided around the periphery of the lens that contain colored LEDs. The flashlight provides the user the ability to selectively and individually control the mode of operation for all of the LEDs contained therein. | 07-30-2009 |
20090190340 | FLASHLIGHT WITH I/O BUS BAR - A multi-function flashlight device is provided in either an all white light emitting diode (LED) or a colored LED version that allows versatile functionality. The flashlight is fashioned to have an outer housing that includes both an integrated means for interfacing the flashlight with a firearm and a surface thereon that serves as a handgrip. The outer housing of the flashlight is configured to be engaged by a clamping assembly that facilitates integration of the flashlight with standard firearm accessory rail assemblies. The flashlight head includes a high-output white LED positioned centrally within an optical element such as a reflector. Should the flashlight be a colored light, four other positions are provided around the periphery of the lens that contain colored LEDs. The flashlight provides the user the ability to selectively and individually control the mode of operation for all of the LEDs contained therein. | 07-30-2009 |
20090190341 | CONTROL SYSTEM FOR A MULTI-FUNCTION FLASHLIGHT - A multi-function flashlight device is provided in either an all white light emitting diode (LED) or a colored LED version that allows versatile functionality. The flashlight is fashioned to have an outer housing that includes both an integrated means for interfacing the flashlight with a firearm and a surface thereon that serves as a handgrip. The outer housing of the flashlight is configured to be engaged by a clamping assembly that facilitates integration of the flashlight with standard firearm accessory rail assemblies. The flashlight head includes a high-output white LED positioned centrally within an optical element such as a reflector. Should the flashlight be a colored light, four other positions are provided around the periphery of the lens that contain colored LEDs. The flashlight provides the user the ability to selectively and individually control the mode of operation for all of the LEDs contained therein. | 07-30-2009 |
20090251893 | LED flashlight with mechanical switch operable to adjust light brightness - An LED flashlight includes a conductive lamp-shielding barrel, a substrate, a conductive battery housing, a circuit board, and at least two conductive contact bars. When the lamp-shielding barrel is rotated relative to the battery housing to move the substrate toward the circuit board to a first position, a positive contact of the substrate is in electrical contact with one of the conductive contact bars so that the lamp unit emits a light of a first brightness. When the lamp-shielding barrel is further rotated relative to the battery housing to move the substrate toward the circuit board to a second position, the positive contact of the substrate is in electrical contact with both of the conductive contact bars so that the lamp unit emits a light of a second brightness that is different from the first brightness. | 10-08-2009 |
20090257222 | SLIDABLY ATTACHABLE NON-CONTACT VOLTAGE DETECTOR - The invention provides a non-contact voltage detector (“NCVD”) that includes a housing, a power switch, and an LED flashlight. The housing includes an upper portion and a lower portion which are slidably attachable to one another. A voltage sense circuit is positioned within the housing and illuminates a voltage sense indicator when it detects an AC voltage. The power switch is operable to activate the voltage sense circuit and the LED flashlight. The NCVD includes a first set of rails and a second set of rails for slidably attaching the NCVD to a test and measurement device, such as a digital multimeter (“DMM”) or an infrared (“IR”) temperature gun. | 10-15-2009 |
20090268443 | Replacement battery cap for firearm optic - A replacement battery cap assembly for any firearm optic that is powered by a battery, a preferred embodiment of the replacement cap device, including a housing to secure the battery in the battery compartment of the optic connected to the remote switch. | 10-29-2009 |
20090310342 | Flashlight with Wireless Video Camera - A flashlight includes a flashlight comprising a battery compartment having a space for containing a rechargeable electrical energy source, a wireless transmitting circuit, and a recharging unit; a switch assembly mounted on the battery compartment and comprising an illumination switch and a video taking switch; a head assembly comprising a video camera, a light assembly, and a light sensor; and an antenna. The video taking switch is adapted to press to either (i) activate the video camera if the illumination switch is closed or (ii) enable the sensor to activate the light assembly and activate the video camera if the illumination switch is open. Pictures taken by the video camera are transformed into electrical signals prior to sending to the antenna for transmission via the wireless transmitting circuit. | 12-17-2009 |
20100014284 | Multipurpose Flashlight - A multipurpose flashlight comprising a slotted locking donut and insert stick that can be used to start a fire. The multipurpose flashlight provides an easy way for an individual to have all the tools they will need to create a fire in a survival situation or anytime they are participating in outdoor activities. | 01-21-2010 |
20100118523 | FLASHLIGHT - A flashlight in accordance with an aspect of the invention includes an ID module for generating an ID signal indicative of a power mode of the flashlight. In an aspect, the flashlight mates with a removable battery pack that regulates at least one of an output voltage and output current in accordance with the ID signal. In an aspect, the flashlight includes a printed circuit board (PCB) on which the ID module is mounted. In an aspect, the flashlight includes a soft-start module and a bulb, wherein the soft start module increases power to the bulb at a controlled rate when the flashlight is turned on. In an aspect, the flashlight includes a lamp housing having a lens retained by a bezel. The lens includes an axially extending peripheral edge. In an aspect, the flashlight includes a main housing having a lamp housing. A mounting mechanism and mating features are adapted to selectively couple and decouple the main housing and the lamp housing. In an aspect, a flexible conduit connects the main housing and lamp housing. The flexible conduit can be formed in an arc having an apex that lies directly above a center of gravity of the flashlight when the main housing and the lamp housing are coupled, thereby allowing the flashlight to be balanced when the flexible conduit is used as a carrying handle. | 05-13-2010 |
20100315808 | Structure for Securing Conductive Strip of Flashlight - A structure for securing a conductive strip of a flashlight includes a flashlight main body formed therein with a receiving space for receiving batteries. The receiving space has a lateral surface formed with a groove whose cross-section tapers toward the center of the receiving space and is configured for receiving the conductive strip coupled to a switch assembly, along with an insulating element corresponding in width to the conductive strip and having a predetermined length. Once installed in the flashlight main body, the conductive strip is separated from the batteries in the receiving space, thereby preventing the batteries from overheating, which might otherwise result from direct contact with the conductive strip. The main body further has a rear end coupled with a pressing portion formed of a pliable material such that a switch of the switch assembly is switched on or off by pressing the pressing portion. | 12-16-2010 |
20110096538 | MULTI-FUNCTIONAL FLASHLIGHT - A flashlight is described holding at least one battery and an illumination source. A circuit interruption and completion device is provided forming a complete circuit between the illumination source and the battery, when the device is in a closed mode. The device comprises a switch which is manually actuated between at least a first position which causes the device to enter the closed mode and a second position. A switch holding structure comprises a member with means for making an electrical connection associated with the member; and at least one conductive spring is attached to the member to make electrical contact with the means for making an electrical connection with the battery. The switch controls multiple functions of the flashlight including a strobe and a momentary mode. A pushbutton switch may control the multiple functions by multiple pushes on the switch. | 04-28-2011 |
20110103048 | Coordinated Feedback Rotational Switching Mechanism and Modular Illumination System - A portable illumination system comprising distal and proximal members rotatably coupled to one another. The rotatable coupling between the members includes resistive rotational feedback across a plurality of independent rotational regions between the members. A rotational switching mechanism is configured to switch between an activated state and a deactivated state. The activated state includes an electrical coupling between an electrical power source and an electro-optical output device across a plurality of independent rotational regions between the members. The plurality of independent rotational regions of the activated state corresponds to a linear or lengthwise alignment between the distal activated indicator and the activated proximal indicator. The plurality of independent rotational regions of the resistive rotational feedback may be coordinated with the plurality of independent rotational regions of the activated state. A second alternative embodiment of the portable illumination system includes a rotational switching mechanism with an electrical switching system and an operationally independent resistance system. | 05-05-2011 |
20110122611 | SWITCHING CIRCUIT - A flashlight switching circuit includes a casing, a power source in the casing having a pair of poles, a light source connected to one of the poles, and a switch carried on the casing. The switch has a housing, first and second contacts with respective inner ends inside the housing and respective outer ends outside the housing and formed as leaf springs, and an actuation element movable on the housing for connecting together the inner ends in a closed position of the switch and disconnecting them from each other in an open position of the switch. The leaf-spring part of the first contact is connected to the light source. The leaf-spring part of the second contact bears directly on the other of the poles so that in the closed position the switch connects the light source between the poles and energizes it. | 05-26-2011 |
20110157882 | Convertible Work Light - Disclosed is a work light with two convertible configurations. The first configuration is a light mounted upon a stand with an extendable neck. The second is a flashlight. A third, intermediate configuration is presented when the neck is extended in the flashlight mode. The light head has a standard twist switch and a key interface with the body to maintain a lower portion of the head in a stationary position relative to the body when in the work light is in the flashlight configuration. The stand is a tripod with legs collapsible into a central body to form the flashlight handle, a movable stop being provided to support the legs when deployed and hold the legs, along with the body, when stowed in the flashlight configuration. A double linkage hinge is also provided the head and neck for allowing motion of the head relative the remainder of the work light. Magnets are applied at both the head of the work light and the end of the movable stop such that the work light may be used as an extendable pick up tool with the magnet in the head and it may be mounted solely by the magnet, even against the pull of gravity, by the magnet in the stop. | 06-30-2011 |
20110216533 | ELECTRONIC GLOW STICK DEVICE WITH ALTERNATING FLASHER - A lighting device including an elongate illuminated portion having translucent side walls spaced about a long axis of the illuminated portion. The device further includes a light source configured to direct light along a length of the illuminated portion and out the translucent side walls. An actuator extends in a biased position oppositely from the light source in a deactivated position. A circuit is electrically coupled between the actuator and light source for activating the light to a first lighting function for so long as the actuator is moved to a compressed position, detecting the actuator being moved back to its biased position, and activating the light to a second lighting function for so long as the actuator is moved back to the compressed position. | 09-08-2011 |
20120268926 | MULTI-FUNCTIONAL FLASHLIGHT - A flashlight is described holding at least one battery and an illumination source. A circuit interruption and completion device is provided forming a complete circuit between the illumination source and the battery, when the device is in a closed mode. The device comprises a switch which is manually actuated between at least a first position which causes the device to enter the closed mode and a second position. A switch holding structure comprises a member with means for making an electrical connection associated with the member; and at least one conductive spring is attached to the member to make electrical contact with the means for making an electrical connection with the battery. The switch controls multiple functions of the flashlight including a strobe and a momentary mode. A pushbutton switch may control the multiple functions by multiple pushes on the switch. | 10-25-2012 |
20130016502 | Lighting Device - The present invention provides a lighting device having a battery housing to hold a battery, a light housing having a light source and a lens assembly into which said light source will emit light when activated, said battery and said light source being in circuit with a switch to open and close said circuit, said light housing being moveable relative to said battery housing to motivate said switch to open and/or close said circuit. | 01-17-2013 |
20130094197 | FLASHLIGHT WITH A BATTERY CARTRIDGE - The present invention relates to a flashlight with a cylindrical housing and a battery cartridge housed therein so that at least one battery can be removably retained. In order to provide a flashlight in which a faulty slide switch can be fitted or replaced simply and without any extra cost, according to the invention a slide switch is proposed with a slide mounted movably on the housing and a switch lever arranged on the battery cartridge. | 04-18-2013 |
20130223050 | ILLUMINATION LAMP WITH INTEGRATED SWITCH AND ALARM - An illumination lamp with integrated switch and alarm functions includes a main body ( | 08-29-2013 |
20140104822 | BATTERY-CONSERVING FLASHLIGHT AND METHOD THEREOF - A battery-conserving flashlight and method thereof are provided. The flashlight includes a body having a first end and a second end, the first end including an illumination source and the second end including an opening for accessing an interior of the body; at least one battery disposed in the body via the opening in the second end, the at least one battery coupled to and configured for powering the illumination source; and a controller disposed in the body configured to determine if the body is in motion, wherein if the body is not in motion for a predetermined period of time, the controller decouples the at least one battery from the illumination source to conserve energy in the at least one battery. Optionally, the flashlight may include a visual or audible indicator to alert a user that the flashlight will shutdown. | 04-17-2014 |
20140268713 | FLASHLIGHT INCLUDING BATTERY TYPE INDICATOR - A flashlight includes a battery compartment configured to alternatively receive a rechargeable battery or a non-rechargeable battery, a battery-type indicator located within the battery compartment, the indicator movable between a forward position and a rear position, wherein the indicator is biased to the rear position, and a switch that is closed by the indicator in the forward position, wherein the closed switch allows a battery inserted in the battery compartment to be recharged. With a rechargeable battery inserted in the battery compartment, the rechargeable battery engages the indicator and moves the indicator to the forward position, thereby closing the switch and allowing the rechargeable battery to be recharged while in the battery compartment. With a non-rechargeable battery inserted in the battery compartment, the indicator is in the rear position and the switch is not closed, thereby preventing the non-rechargeable battery from being recharged while in the battery compartment. | 09-18-2014 |
20150300616 | TORCH WITH A ROTARY SWITCH - A torch (flashlight) and a method for producing a torch housing and a torch head provides a torch which is of simple design and is robust. The torch has a rotary switch, in which torch clear classification of the selected function is possible, so that regular function monitoring can be dispensed with. The torch housing and the torch head can be connected in a captive manner and so as to be rotated in relation to one another to form a rotary switch having different switching states. Markings are arranged on the housing and on the lamp head. The markings allowing clear classification of the switching states. After the torch is first assembled and after the torch is first switched on, to clearly define the switching states by in each case a torch-head-side and a housing-side marking for subsequent switch-on processes. | 10-22-2015 |
20150308668 | Multi-Mode Portable Illumination Device - A multi-mode portable illumination device includes a switch structure featuring a substantially planar member and a mechanical switch which requires a relatively small amount of force and a short stroke distance to actuate. The mechanical switch is attached to a member which contains circuit(s) adding additional functionality to the multi-mode portable illumination device. The member has conductive springs attached to either end that are used to complete the electrical circuit with the battery and the lamp, while their compressive force is absorbed by a housing protecting the switch structure. A conductive strip is used to improve the conductivity of the circuit in a metal multi-mode portable illumination device which has been provided with an electrically resistive protective coating. | 10-29-2015 |
20150338076 | Flashlight Switch - A method for using a ring as a switch that works from any orientation on a flashlight. | 11-26-2015 |
20160123567 | BATTERY-CONSERVING FLASHLIGHT AND METHOD THEREOF - A battery-conserving flashlight and method thereof are provided. The flashlight includes a body having a first end and a second end, the first end including an illumination source and the second end including an opening for accessing an interior of the body; at least one battery disposed in the body via the opening in the second end, the at least one battery coupled to and configured for powering the illumination source; and a controller disposed in the body configured to determine if the body is in motion, wherein if the body is not in motion for a predetermined period of time, the controller decouples the at least one battery from the illumination source to conserve energy in the at least one battery. Optionally, the flashlight may include a visual or audible indicator to alert a user that the flashlight will shutdown. | 05-05-2016 |
20160153653 | SELF-DEFENSE FLASHLIGHT | 06-02-2016 |
20160161069 | LIGHTING AND DIFFUSER APPARATUS FOR A FLASHLIGHT - The present invention relates to a lighting and diffuser apparatus for a flashlight. In one aspect, the lighting and diffuser apparatus includes a reflector. The reflector may include an interior surface having a truncated parabolodial shape, as well as an exterior surface which includes a first segment that defines a lateral surface of a frustum of a right circular cone. The lighting and diffuser apparatus further may include a primary light source inside the reflector, and a secondary light source outside the reflector. The secondary light source may include an array of light sources facing the first segment. The array of light sources may be distributed in a ring. The lighting and diffuser apparatus also may include a cylindrical member of light transmitting material near the reflector. | 06-09-2016 |
20160178175 | Multi-Mode Portable Illumination Device | 06-23-2016 |
20160381755 | GRAVITY SENSING FLASHLIGHT AND ITS ELECTRIC CONTROL CIRCUIT - The present invention discloses a gravity sensing flashlight, including a lamp holder, a cylindrical body and a tail cover, the lamp holder being connected to a head end of the cylindrical body, the tail cover being connected to a tail end of the cylindrical body, a storage battery as a power supply being internally provided in the cylindrical body, a switch being additionally mounted on a side wall of the cylindrical body, a circuit board being mounted in the switch, a gravity sensor and an indicator light being provided on the circuit board; the lamp holder consists of a shell cap, a shell body and a shell base which are in threaded connection to each other, a lens, a lens holder, an LED lamp bead and a lamp bead fixing frame being mounted in the shell body, a current chip controller being mounted on the lamp bead fixing frame, one end of the current chip controller being connected to the LED lamp bead while the other end thereof being connected to the gravity sensor. The gravity sensing flashlight provided by the present invention can automatically judge and adjust brightness according to the change in action of a user in using the flashlight at a far/near distance, thereby realizing the effects of saving energy and prolonging the service life of a battery. | 12-29-2016 |
362206000 | At end opposite bulb | 14 |
20080278938 | MULTI-FUNCTIONED FLASHLIGHT FOR VEHICLE RESCUE USE - A multi-functioned flashlight for vehicle rescue use is comprised of a cylinder body with lighting components installed inside its cylinder head, whereof its cylinder head is externally installed with a protruded knocking cone piece and a dismountable cone cover. Its cylinder body is installed with a flash bulb and its flash circuit internally and a flash transparent piece externally. The tail part of the cylinder body is installed with a guard piece with a blade installed in-between with its cutting edge facing outwards. Thereof, it is characterized in that a micro-generator and its gear transmission set are installed inside the cylinder body; the output ends of the micro-generator are electrically connected with the charging circuit and its charging batteries; and the cylinder body is externally installed with a swing arm whose rotating head is through the mounting hole on the cylinder body to engage with the gear transmission set. | 11-13-2008 |
20080291666 | Tactical flashlight - A sturdy compact flashlight has a front castellated crown portion having a series of recessed sharp cutting edges spaced between a series of axial projections which protect the flashlight lens. The cutting edges can be used to stun an assailant in an emergency situation. A rear castellated crown portion has a series of sharp pointed striking comers designed to break through automotive glass in an emergency. The flashlight is designed for ergonomic one-handed operation with a slip-resistant hand grip. | 11-27-2008 |
20080291667 | Compact flashlight - A flashlight is provided with an end cap which carries an axially-actuated switch for turning the flashlight on and off with a convenient one-handed operation. The switch is designed with a latching function and a mode selection function which can be cycled through high, low and strobed light outputs with a partial throw of the switch. Cut-out portions are provided in the end cap for guiding a user's finger toward the switch and away from the sidewalls of the end cap. | 11-27-2008 |
20090009991 | Flashlight with a battery device having plural joined-together batteries - A flashlight includes a shell, a battery device held in the shell, a light emitting member installed on a front end of the shell, and a tail cap for the shell; the battery device includes a casing, and several single-part batteries held in the casing; the casing comprises two covering parts, which are joined together; the battery device further includes a socket on the casing; positive and negative poles of the battery device are exposed through front and rear ends of the casing respectively, and they are electrically connected with the sockets; a circuit board is secured in the tail cap, and electrically connected with the battery device; the circuit board has a built-in microcomputer controller to control power to the light emitting member; after a plug of a charger is inserted in the socket of the battery device, the batteries together will be charged through the charger. | 01-08-2009 |
20090016050 | BATTERY CARTRIDGE FOR FLASHLIGHT - A battery cartridge has a casing adapted to releasably hold at least one battery, externally accessible contacts on the casing, and internal circuitry in the casing between the contacts and poles of the battery. A switch is mounted in the casing and connected to the circuitry between one of the poles and the respective contacts for controlling current flow therebetween. | 01-15-2009 |
20090257223 | Power supply control device of a flashlight - A flashlight includes a body, a battery pack held in the body, a rear cover joined on the body, and a push-button switch in the rear cover; the push-button switch includes positive and negative electrodes, and a button part facing a through hole of the rear cover; the battery pack includes a casing, a battery set in the casing, and a socket facing a through hole of the casing; the battery pack includes positive and negative electrodes, which are connected to positive and negative electrodes of the socket; a first elastic component is positioned between and connected to the positive electrodes of the push-button switch and the battery pack; a second elastic component is positioned between and connected to the negative electrodes of the switch and the battery pack; the battery pack can be charged through a charger plugged in the socket while it is still held in the body. | 10-15-2009 |
20100165613 | EMERGENCY SWITCH FOR A TAIL CAP FLASHLIGHT - Improvements in an emergency switch for an end cap flashlight that allows conducting power to the light source by applying side or rotational force on the end caps of the flashlight. The cap is designed to give faster and more convenient access to light in an emergency, or when needed. The end cap connects to the inner conductor with a castled shape that allows the conductors to be moved in or out alignment to allow or prevent contact. The gasket or washer provides insulation and spacing of the conductors. Side forces on the end cap overcome the spacing of the washer to make electrical contact. The end cap may also support a glass breaking device. The glass breaker is a hardened tip on the end of the cap. | 07-01-2010 |
20100254124 | Sealed Switch Actuator for Appliances - An electronic lighting instrument features separate optical assemblies for flood lighting and spot lighting. The optical assemblies include primary, secondary, and tertiary optical elements. The housing of the instrument features a trilobal cross section and includes dust-and-moisture-sealed push buttons and lenses as part of the housing construction. Self-aligning assemblies to ensure correct electrical and mechanical assembly are provided. The housing also self-aligns with a mating docking station for recharging the instrument batteries in situ. The lighting instrument may be controlled by a microprocessor circuit to provide floodlight and spotlight beams and several operational states thereof depending on the need for illumination or signaling. | 10-07-2010 |
20110176296 | EMERGENCY SWITCH FOR A FLASHLIGHT - Improvements in an emergency switch for an end cap flashlight that allows conducting power to the light source by applying side or rotational force on the end caps of the flashlight. The cap is designed to give faster and more convenient access to light in an emergency, or when needed. The end cap connects to the inner conductor with a castled shape that allows the conductors to be moved in or out alignment to allow or prevent contact. The gasket or washer provides insulation and spacing of the conductors. Side forces on the end cap overcome the spacing of the washer to make electrical contact. The end cap may also support a glass breaking device. The glass breaker is a hardened tip on the end of the cap. | 07-21-2011 |
20110235316 | FLASHLIGHT WITH END-CAP SWITCH - The present invention relates to a flashlight with a flashlight casing and a push switch, latching switch or rotary switch contained in an end cap having a switch housing in which a first and a second contact engage. According to the invention, the first contact is a leaf spring engaging in direct electrical connection directly against the electrically conductive flashlight casing or directly against the electrically conductive end cap that is also detachably connected to the flashlight casing, the second contact being a bent leaf spring outside the switch housing directly connected to a power supply. | 09-29-2011 |
20130044467 | STYLUS FLASHLIGHT HOUSING AND METHOD FOR MAKING SAME - A method for making a flashlight housing comprises providing a blank of an electrically conductive material, impact extruding the blank of electrically conductive material to form an elongated hollow member that has an internal cavity open at a first end and that has a reduced inner diameter portion proximate a second end thereof, and coating the elongated hollow member with a coating material. The flashlight housing may have a tail cap, and may have O-rings for sealing at the rearward end of the tail cap, at the forward end of the housing, and/or at the interface between the housing and the tail cap. | 02-21-2013 |
20130135849 | FLASHLIGHT HAVING A SWITCH FOR PROGRAMMING A CONTROLLER - An electrical light or flashlight may comprise: a housing for receiving a battery; an electrical light source in the housing; an electrical switch including an electrically conductive flexible dome providing a switch contact; a controller for selectively energizing and de-energizing the electrical light source, wherein said controller is programmable responsive to closures or openings or both of the electrical switch, or to a time therebetween, or to continuous closure or opening thereof, or to a combination thereof, for operating the light source in predetermined operating states. | 05-30-2013 |
20140049952 | ANTI-PRESSING APPARATUS FOR FLASHLIGHT - The present invention provides an anti-pressing apparatus for flashlight, comprising a space provided on one end of the flashlight, a dialing piece inserted into a slot adjacent to the space, a pressing piece provided on a perforation having the dialing piece inserted therein, a restraining piece corresponding to an outer end of the pressing piece on the central perforation of the flashlight in order to restrain the pressing piece to move upward and downward only; whereby during use of the anti-pressing assembly of the flashlight, only the push portion of the dialing pieces is required to be dialed to another side to drive the blocker of the dialing piece to rotate to a lower position underneath the protruding section of the pressing piece in order to restrain the downward movement of the pressing piece and accidental pressing down on the power of the flashing can be prevented. | 02-20-2014 |
20150146417 | WEAPON MOUNTED LIGHT AND OPERATION THEREOF - A novel flashlight assembly that includes an interface integrated into the housing thereof to facilitate mounting of the flashlight to the dovetail rail on a modern combat weapon. The outer body of the flashlight includes a head mounted to a flashlight body at one end and a tapered tail extending outwardly at the other end of the body. Further, the flashlight includes a clamping interface that is a seamless and integrated feature of the outer housing of the flashlight itself for interfacing the flashlight with a firearm. The operational modes of the flashlight are controlled by a single push button and a selector switch. To facilitate a highly compact design the flashlight employs two circuitry arrangements positioned remote from one another and in communication with one another via a single conductive trace to operate at a first signal frequency or a second signal frequency. | 05-28-2015 |