Patent application number | Description | Published |
20080238099 | Water supply tunnel secondary purpose turbine electric power generator system - A water supply tunnel secondary purpose turbine electric power generator system includes: a.) a water supply subsystem with a water source at an elevation that is at least 300 feet above the mean altitude of a community, that includes a gravity fed underground water tunnel being located, at least in part, upstream from the community, and, at least in part, being located under the community. There is a plurality of riser conduits in the community connected to the gravity fed underground water tunnel, delivering water from the water source to the community at a pressure that is at least 100 psi in excess of desired water pressure delivered to community water lines; b.) water valving subsystems connected to each of the riser conduits and one of each including at least one safety valve, to lower water pressure of the delivered water; and, c.) a power generating turbine subsystem, including at least one water driven turbine located in at least one of the water supply subsystem and water valving subsystem. | 10-02-2008 |
20080238101 | Gas production well secondary purpose turbine electric power generator system - A natural gas production well secondary purpose turbine electric power generator system includes: a.) a natural gas production well from an underground or underwater natural gas well production field that produces natural gas at the surface at an elevated pressure of at least 500 psi and at least 200 psi in excess of desired pressure delivered to gas processing or gas distribution lines; b.) a natural gas valving subsystem connected to said well; and, c.) a power generating turbine subsystem, including at least one gas driven turbine located in at least one of said well and said gas valving subsystem. | 10-02-2008 |
20080303282 | Water cycling system with compressor motive force and with turbine electric power generator - A water cycling system with compressor motive force and with turbine electric power generation, includes: (a) a water piping subsystem that has a circuitous loop means for continuously or intermittently circulating water in a loop, the loop having an upward flowing side and a downward flowing side, the loop having a bottom level and a top level with a head differential of at least fifty feet between the bottom level and the top level; (b) an air compressor subsystem including at least one air compressor having a compressed air outlet with the air outlet being located below the top level in the upwardly flowing side of the loop; and, (c) at least one electric power generating water-driven turbine located within the loop. In some instances the subsystem of piping is part of a water well; in other instances, part of a geothermal well; in yet other instances a different system, such as an above-ground system, e.g. a water tower. | 12-11-2008 |
Patent application number | Description | Published |
20090152081 | ELECTRICAL SWITCH, AS FOR CONTROLLING A FLASHLIGHT - An electrical switch may comprise a base having three electrical conductors thereon and an electrically conductive flexible dome adjacent the base. The flexible dome has plural longer legs extending from its dome and in electrical contact with a first conductor, has a shorter leg extending from its dome and overlying a second conductor, and has its dome overlying a third conductor. A pushbutton must be moved over a distance substantially greater than an actuation distance of the flexible dome to apply sufficient force to cause the shorter leg to contact the second conductor and the dome to contact the third conductor. A spring between the pushbutton and the flexible dome couples force to the flexible dome. | 06-18-2009 |
20090283390 | ELECTRICAL SWITCH HAVING PLURAL SWITCHING ELEMENTS, AS FOR CONTROLLING A FLASHLIGHT - An electrical switch comprises first and second switch elements each including a respective electrically conductive flexible dome for selectively making an electrical connection. The second switch element is adjacent the first switch element. An actuator is movable for exerting force on the first and second switch elements, wherein the flexible dome of the first switch element makes connection to a first electrical conductor when the actuator moves a first distance and the flexible dome of the second switch element makes the electrical connection to a second electrical conductor when the actuator moves a second distance in addition to the first distance. | 11-19-2009 |
20100123417 | ELECTRICAL SWITCH, AS FOR CONTROLLING A FLASHLIGHT - An electrical switch and a flashlight employing the switch may comprise a base having three electrical conductors thereon and an electrically conductive flexible dome adjacent the base. The flexible dome has plural longer legs extending from its dome and in electrical contact with a first conductor, has a shorter leg extending from its dome and overlying a second conductor, and has its dome overlying a third conductor. A spring may extend from the base of the switch. A pushbutton may be moved to apply sufficient force to cause the shorter leg to contact the second conductor and the dome to contact the third conductor. A spring may be between the pushbutton and the flexible dome to couple force to the flexible dome. | 05-20-2010 |
20110095708 | ELECTRICAL SWITCH AND FLASHLIGHT - An electrical switch and a flashlight employing the switch may comprise a base having electrical conductors thereon and an electrically conductive flexible dome. The flexible dome has plural longer legs extending from its dome and in electrical contact with a first conductor, has a shorter leg extending from its dome and overlying a second conductor, and has its dome overlying a third conductor. A pushbutton may be moved to apply actuation force to cause the shorter leg to contact the second conductor and the dome to contact the third conductor. | 04-28-2011 |
20110121727 | PORTABLE LIGHT HAVING A HEAT DISSIPATER WITH AN INTEGRAL COOLING DEVICE - A portable light or device or heat dissipater may comprise a heat sink for having a light source or other heat generating element thermally coupled thereto, and having a plurality of walls extending from a side thereof for defining a cavity and plural passages, a fluid mover in the cavity of the heat sink for selectively causing a fluid to move through the cavity and the plural passages, and a light source or other heat generating element adjacent to and thermally coupled to the heat sink. The heat dissipater may be connected to a housing in various configurations. | 05-26-2011 |
20110228521 | RECHARGEABLE FLASHLIGHT AND BATTERY ASSEMBLY FOR SINGLE-HANDED INTERMITTENT AND CONTINUOUS OPERATION - A rechargeable flashlight is also provided. The flashlight includes a housing having a battery compartment and a light source adjacent a first end of the housing. A rechargeable lithium-ion battery provides power for the flashlight. A controller circuit serially connected with the battery is operable to control the flow of electricity to and from the battery. Specifically, the controller circuit is operable to disconnect the lithium-ion battery cell from the light source in response to the charge in the lithium-ion battery depleting below a pre-determined lower threshold. The control circuit is further operable to disconnect the lithium-ion battery cell from electrical connection with the first charging contact when the lithium-ion battery is connected with a battery charger and the charge in the lithium-ion battery reaches a pre-determined upper threshold. | 09-22-2011 |
20120033414 | PORTABLE LIGHT HAVING A ROTATABLE CYLINDRICAL HEAD - A portable light may comprise: a generally rectangular light body having a pair of opposing extensions or projections thereon, the light body having a generally rectangular cavity for receiving a source of electrical power therein; a generally cylindrical light head rotatably supported between the extensions of the light body adjacent the light body, the light head including a light source for producing light; and a switch for selectively actuating the light source. The light may include interchangeably a generally rectangular battery or a plural cylindrical batteries, and the battery or batteries may be rechargeable. | 02-09-2012 |
20120134142 | 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 coupling electrical power from a battery to the electrical light source, responsive to the electrical switch 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, and wherein the light source is selectively energizable and de-energizable in predetermined operating states responsive to the electrical switch. | 05-31-2012 |
20120326625 | Electrical Switch, As For Controlling a Flashlight - An electrical switch and a flashlight employing the switch may comprise a base having three electrical conductors thereon and an electrically conductive flexible dome adjacent the base. The flexible dome has plural longer legs extending from its dome and in electrical contact with a first conductor, has a shorter leg extending from its dome and overlying a second conductor, and has its dome overlying a third conductor. A spring may extend from the base of the switch. A pushbutton may be moved to apply sufficient force to cause the shorter leg to contact the second conductor and the dome to contact the third conductor. A spring may be between the pushbutton and the flexible dome to couple force to the flexible dome. | 12-27-2012 |
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 |
20130301242 | HEAD LIGHT HAVING A ROTATABLE FACE CAP WITH PLURAL LENSES - A portable light may comprise: a light housing for enclosing a source of electrical power and supporting an electrical light source, a face cap rotatably mounted to the light housing. The face cap may have one or more lenses positionable in front of the electrical light source. A light source control circuit interior the light housing has at least one switch actuator for selectively energizing the light source, and an actuator member of the face cap. Rotating the face cap moves the actuator member into a position to actuate the switch actuator, whereby rotating the face cap produces the selective energization of the light source. The portable light may require a tool to open the housing, e.g., to replace the source of electrical power and/or may be pivotably mounted to a light base. | 11-14-2013 |
20130335954 | PORTABLE LIGHT HAVING A MOVABLE HEAD AND A USB CHARGING PORT - A rechargeable portable light may comprise: a generally rectangular light body having a cavity therein; a rechargeable source of electrical power disposed in the cavity of the light body; a light source supported by the light body for producing light; a switch for selectively actuating the light source; a USB compatible connector on the light body electrically coupled for charging the rechargeable source of electrical power. The light source may be movable relative to the light body. The light may also include a clip attached to the light body for attaching the light to a person and/or object. | 12-19-2013 |