Patent application number | Description | Published |
20090067166 | WIRELESS BATTERY COMPARTMENT ADAPTER CAP FOR CONTROL OF ELECTRIC POWER AND DEVICE EQUIPPED THEREWITH - A signalling device comprising an emission module operative on the application of battery power from a battery pack for the emission of a signal from at least one electromagnetic radiation emitting element, a battery compartment and a cap for retaining said battery pack in said battery compartment. The cap comprises a wireless receiver operationally connected to a switch for controlling the application of battery power. | 03-12-2009 |
20090135617 | LIGHT STICK, HOLSTER AND SHADE - A holster and shade used to protect a light stick as well as act as a support therefor. The holster comprises a hollow tubular sheath dimensioned to protect the entire length of the light stick placed therein when in a stored position. When illumination is desired, the light stick is extracted from the holster sheath, reversed, and inserted into the holster, which then supports the light stick with a lens thereof exposed for providing the required illumination. | 05-28-2009 |
20090168436 | FLEXIBLE LIGHT SHIELD AND DIFFUSER - A flexible shield/diffuser attachment for a portable light, the light comprising a light emitting end emitting light generally along an axis is shown. The attachment comprises an elongated hollow body fabricated from a pliable material and having a shape memory. A first end of said hollow body is secured to the light emitting end coaxial with the axis. | 07-02-2009 |
20090217565 | SPLATTER INDICATOR SIGHT FOR FIREARMS - A splatter indicator sight for use with a firearm taking one or more variables affecting the bullet trajectory under consideration to create a risk zone map of the different zones which can be hit after the user has aimed the firearm at a target. In embodiments of the invention, the boundaries of the most probable hit zones can be quickly indicated to the user by the risk zone map. The risk zone map is illustratively created by projecting a laser beam directly on the target. | 09-03-2009 |
20090231839 | SUPPLEMENTARY POWER SUPPLY FOR PORTABLE ELECTRICAL DEVICES - A supplementary power supply and method for powering a portable electrical device such as a flashlight having a positive terminal and a negative terminal and battery compartment adapted to receive a standard battery therein. The supply comprises a cap adapted for installation on the battery compartment, an electrical circuit comprising a generator and a positive output and a negative output, and an actuator in mechanical communication with the generator and capable of actuation when the power supply is within the compartment and the cap is installed on the compartment, wherein the electrical circuit is sized and shaped to be received within the battery compartment and interconnect the positive output with the positive terminal and the negative output with the negative terminal, and actuation of the actuator operates the generator to provide an electrical current between the positive output and the negative output. There is also disclosed a kit comprising a plurality of replacement caps. | 09-17-2009 |
20100253144 | METHOD AND DEVICE FOR LOWERING THE IMPEDANCE OF A FET (FIELD EFFECT TRANSISTOR) - A low impedance polarity conversion circuit for driving a load with a DC power source is disclosed. The DC power source has a first pole from which a first DC signal originates and a second pole from which a second DC signal originates. The first DC signal has a voltage greater than a voltage of the second DC signal. The conversion circuit includes a circuit output node through which an output DC signal is delivered from the conversion circuit to the load. The conversion circuit also includes a charge conditioning circuit for generating third and fourth DC signals. The third DC signal has a voltage greater than the first DC signal voltage and the fourth DC signal has a voltage less than the second DC signal voltage. A rectification circuit includes first and second inputs for attachment to the first pole and the second pole. A Field-Effect Transistor (FET) bridge is electrically connected to the first and second inputs. The FET bridge includes first and second pairs of cooperating FETs. The third voltage controls a first of the first pair of FETs and a first of the second pair of FETs. The fourth voltage controls a second of the first pair of FETs and a second of the second pair of FETs. The FET bridge is for rectifying the first and second DC signals in order that the output DC signal is the same polarity irrespective of whether the first input is attached to the first pole or the second pole. | 10-07-2010 |
20100284193 | LIGHT EMITTING DEVICE - A light emitting device, method and lens, the device comprising an LED emitting a beam of light and a transparent light conditioning lens concentric with the beam of light and through which the beam of light travels. The lens comprises a light concentrating part and a light diffusing part. The concentrating part concentrates a first portion of the light to form a first beam of light having a narrow angle of dispersion, preferably of less than about 10 degrees and the light diffusing part diffuses a second portion of the light to form a second beam of light concentric with the first beam and having a wide angle of dispersion greater than the narrow angle of dispersion, preferably greater than about 70 degrees. An intensity of the first beam is greater than an intensity of the second beam. | 11-11-2010 |
20110036983 | IDENTIFICATION SYSTEM AND METHOD USING HIGHLY COLLIMATED SOURCE OF ELECTROMAGNETIC RADIATION - An identification system and method comprising a beacon unit using a highly collimated source of electromagnetic radiation, which emits towards a thermal imaging unit highly directional radiation. In this manner, improved visual identification of the beacon unit and the carrier associated therewith through the imaging unit can be achieved over both short and long distances. In particular, detection of the beacon unit is aided by emitting highly collimated radiation with high power density at great distances. When detected by the sensor array, an image of the emitted radiation is indeed displayed as a bright spot of light on the display, thus eliciting the attention of a viewer observing a scene through the imaging unit. Blooming of an array of sensing elements provided in the imaging unit may further be fostered by delivering a great amount of power to the imaging unit, thus improving detection of the beacon unit. | 02-17-2011 |
20110155546 | ENVIRONMENTALLY PROTECTED SWITCH FOR WATER ACTIVATED DEVICES - An environmentally protected switch for activating a signalling device, such as a light source, powered by a battery and adapted for use with a conductive fluid. The switch comprises an open ended housing and a sensing element received within the housing along a longitudinal axis thereof, a tip of the sensing element being substantially flush with the open end. The sensing element is coupled to the signalling device for providing an electrical path connecting the battery and the signalling device. Upon submersion of the switch into the fluid and agitation of the switch, a surface tension at an interface between the fluid and the open end is broken and fluid penetrates the housing up to a predetermined depth to enable an electrical current to flow within the sensing element for closing the electrical path and activating the signalling device. | 06-30-2011 |
20110167689 | COVERT IDENTIFICATION PATCH - An identification patch adapted to be attached to an object for its identification and method. The patch comprises a first area of material radiating within a first infrared band detectable by a first device operating in said first infrared band and a second area of material radiating within a second infrared band detectable by a second device operating in said second infrared band. The combination of the first and second areas of material forms a discernable pattern detectable when using a selected one of said devices yet covert to the naked eye. | 07-14-2011 |
20110260686 | UNIVERSAL BATTERY PACK AND POWERING SYSTEM - There is disclosed a universal power pack, power supply and battery harvesting device. Generally, each comprises a receptacle for receiving at least one battery or battery pack having a different shape and/or nominal output voltage. A controller circuit is provided for regulating the output voltages and/or currents of the battery or batteries with the regulated voltage and current available at an output. The devices allow other devices to be powered or recharged, or batteries to be recharged. In a particular embodiment, a master cell and slave cell are provided wherein the slave cell continues to power attached devices when connection with the master cell is not available. | 10-27-2011 |
20120105224 | LIGHT EMITTING BEACON - There is disclosed a stand-alone light emitting beacon including impact and/or pressure sensing electronics which provides an indication that the wearer has been subject to an impact or pressure capable of causing injury, such as concussion. There is also disclosed a helmet comprising a protective shell, at least one LED positioned visibly on an outer surface of the helmet, electronics comprising a microprocessor and programs for controlling an illumination of the LED and an impact sensor. | 05-03-2012 |
20120218101 | SITUATIONAL MARKING AND AWARENESS TAG (SMART) BEACON, SYSTEM AND METHOD - A system and method are disclosed comprising a plurality of small independent light sources which are arranged in a mesh network and capable of exchanging data such that they can be operated together and under control of a controller in order to provide enhanced lighting effects in particular applications. | 08-30-2012 |
20130000172 | SPLATTER INDICATOR SIGHT FOR FIREARMS - Method of providing a gun sight for a firearm having an accuracy comprising predetermining as a function of the accuracy a region surrounding a point of aim within which a projectile issued from the firearm will strike with a known probability, aiming the firearm at the intended target, and outlining the region about the point of aim with a laser and method for supporting a decision to fire a projectile from a firearm having an accuracy and pointed towards an intended target and an unintended target comprising precalculating as a function of the accuracy a region surrounding a point of aim within which a projectile issued from the firearm will strike with a known probability, aiming the firearm at the intended target, delineating the region about the point of aim with a laser, and not firing when at least a portion of the unintended target is within the region. | 01-03-2013 |
20130257492 | METHOD AND DEVICE FOR LOWERING THE IMPEDANCE OF A TRANSISTOR - A method and circuit for lowering impedance of a transistor bridge having two pairs of cooperating transistors, comprising receiving a pair of DC input signals which enable activation of one of the pairs of transistors, the activation providing a path for the DC input signals through the two activated transistors, the pair of DC input signals having voltages differing from each other by a first amount; and applying a second pair of DC signals each to a different gate of the two activated transistors, the second pair of DC signals having voltages differing from each other by a second amount that is greater than the first amount, wherein as a result of the second amount being greater than the first amount, impedances of the two activated transistors are lower as compared to if the pair of DC input signals were used in substitution for the second pair of signals. | 10-03-2013 |
20130258686 | COLLAR MOUNT AND LIGHT - A light and associated mounting body is disclosed which is suitable for mounting on straps of different widths. In a particular embodiment the body can be mounted to the strap, for example a collar or the like, without removing the collar from the object it is attached to. | 10-03-2013 |
20130277578 | ACTIVE IDENTIFICATION PATCH - A device, system and method for identifying an object. The device comprises an identification badge comprising a surface at least partially reflective to infrared light and having an insignia thereon, and a source of infrared light co-located with the badge and comprising at least one infrared light emitting LED. The source and the badge are both secured to the object and the source is positioned relative to the badge such that the light emitted from the at least one infrared LED falls on the reflective surface. | 10-24-2013 |
20140079405 | OVERMOULDING METHOD AND OVERMOULDED ELECTRONIC DEVICE - An overmoulded electronic assembly wherein a moulded thermoplastic cover encapsulates and is in direct contact with the electronic components, printed circuit board and an antenna is disclosed. There also a disclosed a method of fabricating an overmoulded electronic assembly using an injection moulding machine and where the thermoplastic cover encapsulates and is in direct contact with the electronic components, printed circuit board and an antenna. | 03-20-2014 |
20140104810 | FLEXIBLE PHOTOLUMINESCENT LIGHT SHIELD AND DIFFUSER - A flexible photoluminescent shield/diffuser attachment for a portable light, the light comprising a light emitting end emitting light generally along an axis is shown. The attachment comprises an elongated hollow body fabricated from a pliable translucent photoluminescent material and having a shape memory. A first end of said hollow body is able to be secured to the light emitting end of the light coaxial with the axis. | 04-17-2014 |
20140355260 | BATTERY COMPARTMENT ADAPTER CAP HOUSING RECHARGEABLE BATTERY AND DEVICE EQUIPPED THEREWITH - A signaling device comprising an emission module operative on the application of battery power from a rechargeable battery for the emission of a signal from at least one electromagnetic radiation emitting element, a battery compartment and a cap for housing the rechargeable battery and covering an opening of said battery compartment. The cap includes circuitry for charging the battery and a socket for receiving an external power input. | 12-04-2014 |
20140375252 | BATTERY HARVESTER - A universal battery harvester which harvests energy from a plurality of different batteries and stores the harvested energy in an onboard storage battery under control of a microprocessor. | 12-25-2014 |