|
Match
|
Document |
Document Title |
|
|
8058807 |
Flourescent lamp whose ballast has an output power that is regulated for flourescent tubes of different power specifications
A fluorescent lamp includes a ballast, a holder, a power regulating switch, and a fluorescent tube. The power regulating switch includes a housing, a base, plurality of inductors, a plurality of...
|
|
|
7948183 |
Three-dimensional miniaturized power supply
A three-dimensional miniaturized power supply is composed of at least two of a first circuit board and a second circuit board which are assembled in a chamber of a container in a three-dimensional...
|
|
|
7819109 |
Ignition apparatus
Ignition apparatus includes high tension ignition cable. The cable is of low electrical resistance per unit length. A central core of the cable is formed of carbon fibre filaments. An insulating...
|
|
|
7492103 |
Energy saving lamp with sensor
Disclosed is a multi-functional energy-saving fluorescent lamp in which an illumination sensor for distinguishing day and night, a timer for time control, and an infrared sensor for sensing a human...
|
|
|
6948829 |
Light emitting diode (LED) light bulbs
A light emitting diode (LED) light bulb that includes plural individual elements as sub-assembly elements of the overall light bulb. Different sub-assembly elements of a lens, a LED printed circuit...
|
|
|
6841952 |
Electronic stabilizer
An electronic stabilizer includes a high frequency output transformer which is connected in a primary side with a frequency modulation/power amplifying circuit, and in a secondary side with a...
|
|
|
6661177 |
High-pressure discharge lamp with ignition circuit including halogen incandescent lamp
The invention relates to a high-pressure discharge lamp comprising a discharge vessel which is enclosed, with clearance, by an outer bulb. The outer bulb is closed at one end by a lamp cap. The...
|
|
|
6635995 |
Fluorescent bulb with impact-absorbing sleeve
An improved fluorescent bulb for use in a work lamp for rough service applications. The fluorescent bulb is of the type having a fluorescent tube which emits light when energized by electric power....
|
|
|
6628082 |
Glow starter for a high pressure discharge lamp
A glow starter comprises a discharge vessel, filled with a filling including a rare gas, substantially transmitting ultraviolet rays of about 300 nm or less. A pair of electrodes, which are...
|
|
|
6566815 |
Reflector high-pressure discharge lamp unit
The reflector high-pressure discharge lamp unit has a reflector (2), a high-pressure discharge lamp (3) arranged on the axis of the reflector (2), a first base part (4) connected to the neck (16)...
|
|
|
6545416 |
Portable HMI fixture with integral ballast
A portable HMI light fixture with integral ballast for use in the motion picture and television industries. The inventive HMI fixture includes: a housing having a front portion and a rear portion;...
|
|
|
6501216 |
Focusing electrode for field emission displays and method
A display includes a substrate and an emitter formed on the substrate. A first dielectric layer is formed on the substrate to have a thickness slightly less than a height of the emitter above the...
|
|
|
6472831 |
I.L. timer
A system for an individual bulb timing assembly for providing direct bulb timed on-off sequencing. A timing assembly that is installed directly into an electrical fixture bulb socket, that provides...
|
|
|
6445144 |
Current surge limiting circuit
The present invention relates to a surge current limiting circuit of a filament lamp, meant to be connected in series between the filament and a switch that supplies an a.c. voltage, including at...
|
|
|
6320317 |
Glass seal resistor composition and resistor spark plugs
A resistor seal composition useful in resistor spark plugs, comprises glass, at least one metal oxide, at least one filler material, and a branched or straight chained zirconium carboxylate. The...
|
|
|
6316878 |
Electric-light bulb
The electric-light bulb is capable of limiting an inrush current and automatically periodically changing brightness. In the electric-light bulb, a filament is provided in a bulb body. A resistance...
|
|
|
6300716 |
High-intensity discharge lamp, high-intensity discharge lamp device, high-intensity discharge lamp lighting circuit and lighting system
An enhanced high-intensity discharge lamp and enhanced lighting device using the lamp, wherein feed-conductor is coupled being without off-centered and/or a discharge lamp light-transmissive...
|
|
|
6246182 |
Electronic track lighting system
An electronic track lighting system comprises a power supply filter circuit having an input connected to an alternating current power supply AC, a rectifier circuit connected to an output of the...
|
|
|
6208090 |
Reduced voltage and time delay to eliminate filament hot shock
A method to eliminate filament hot shock in lamp filaments, particularly in compact filament light sources such as high efficiency infrared reflective coated halogen lamps, during installation or...
|
|
|
6172464 |
Compact screw-in fluorescent lamp
In a high-frequency electronic ballast, a fluorescent lamp is connected with and powered by way of a series-resonant LC circuit. A resistive load is connected with the LC circuit, thereby to...
|
|
|
6118222 |
Circuit for complementing an AC mains voltage, particularly for resistive loads
A circuit for complementing the AC mains supply voltage, particularly for resistive loads, comprising a rectifier inserted between an AC power source and a resistive load and adapted to prevent the...
|
|
|
6111360 |
Fluorescent discharge lamp with overcurrent protection
A fluorescent discharge lamp including a housing with a base, series electronics, and an overcurrent protection element formed of two connection leads having ones of their ends electrically welded...
|
|
|
6107752 |
Coaxial applicators for electrodeless high intensity discharge lamps
An electrodeless lamp assembly includes an electrodeless, high intensity discharge lamp capsule and a coaxial electric field applicator. The coaxial electric field applicator includes an outer...
|
|
|
6107756 |
Low-voltage non-thermionic ballast-free energy-efficient gas-discharge landscape lighting system and method using high-frequency square wave AC driver circuits
A low-voltage landscape lighting system having a stepdown transformer having a predetermined power rating and primary and secondary windings with said primary windings. The primary winding is...
|
|
|
6069447 |
Thermal insulating and impact resistant indicator light apparatus
A housing sealed to a glass jewel forming a chamber in which is placed light emitting diodes mounted to a printed circuit board with other electrical components. The chamber is filled with a...
|
|
|
6066921 |
Discharge lamp lighting device
A discharge lamp lighting device comprising a lamp socket for connecting the discharge lamp; a stabilizing circuit connected to the power source and outputting a voltage to the lamp socket; a...
|
|
|
5962979 |
Asymmetrical bus capacitors
A capacitor network includes a plurality of capacitors in series. Each capacitor has a preselected capacitance and breakdown voltage. The sum of the breakdown voltages of all the capacitors is at...
|
|
|
5955841 |
Ballast circuit for fluorescent lamp
An improved ballast circuit for use with a compact fluorescent lamp includes an EMI filter, a rectifier and voltage amplification stage, an active resonant circuit and power factor correction stage...
|
|
|
5917291 |
Electrodeless fluorescent lamp having an improved phosphor distribution arrangement and a method of making the same
An electrodeless fluorescent reflector lamp includes a housing arrangement having a threaded screw base for receiving line power and a lamp envelope mounted on the housing arrangement. A ballast...
|
|
|
5889369 |
Incandescent lamp having a lifetime extended by two rectifying diodes and a resistor
To extend the lifetime of an incandescent lamp having a sealed glass envelope, an inert gas or gas mixture contained in the glass envelope, a tungsten filament mounted in the glass envelope, a...
|
|
|
5847512 |
Lamp device and a display apparatus using the same
A lamp device is constituted by an assembly consisting of a holder and a lamp and can be detachably attached to an installation hole of a print board or the like. The lamp device internally...
|
|
|
5821695 |
Encapsulated explosion-proof pilot light
A housing having a cavity is in sealing engagement with a glass jewel which also contains a cavity; these two cavities cooperate to form a closed chamber. A frame supporting terminal plates is...
|
|
|
5757136 |
Socket and socket housing for an electric lamp particularly for a suspended or pendant lamp
To provide for reliable interconnection of a cover (4) with the body (1) of socket and socket housing for an electric lamp which, also, is formed with a receptacle or socket to receive the base of...
|
|
|
5731663 |
Variable power control lamp adapter
A variable power lamp control adapter is provided having a novel, different, and a lower cost construction method than that used in prior art lamp control devices. The circuit construction is...
|
|
|
5712526 |
Ballast circuit board mounting arrangement for an integral compact fluorescent lamp
The invention relates to a single-ended discharge lamp with circuitry in its housing base. The discharge lamp includes a discharge tube and a housing. The discharge tube is provided with electrodes...
|
|
|
5703440 |
Compact fluorescent lamp and ballast arrangement with inductor directly between lamp ends
Disclosed is a fluorescent lamp and ballast arrangement of the type having a lamp base for connection to a fixture that also accommodates a lamp base of an incandescent lamp. A ballast circuit...
|
|
|
5656873 |
Transmission line charging
A device for charging PFLs (Pulse Forming Lines) on a time scale of a few nanoseconds. The device includes a source transmission line (STL) connected through a switch to a pulse forming...
|
|
|
5629586 |
Compact fluorescent lamp unit having first and second sealed end portions separated by a support member
A compact fluorescent lamp unit has a phosphor coated bulb of which first and second sealed end portions. A pair of filaments is disposed in the bulb. The filament contains an emitter for enhancing...
|
|
|
5608289 |
Fluorescent lamp adapter with shell form ballast
A shell form ballast has rounded corners for positioning inside a ballast housing for use with a fluorescent light bulb adapter. The ballast has rounded outer corners to meet both long-term life...
|
|
|
5604406 |
Portable lamp for use with rapid start metal halide bulbs
A lamp assembly for use with a rapid start metal halide bulb, and including a lamp head housing and a power supply source. The lamp head housing includes a circuit board with power supply contact...
|
|
|
5596247 |
Compact dimmable fluorescent lamps with central dimming ring
A compact dimmable fluorescent lamp includes a dimming control ballast within a base which installs directly on an existing incandescent or other lighting fixture. The lamp mounts a fluorescent...
|
|
|
5548187 |
Method of flicker-free lighting hot-cathode low-pressure rare gas discharge lamp
The present invention provides a method of lighting a hot-cathode type low-pressure rare gas discharge lamp without flicker. The method has the steps of operating, as a hot cathode, at least one of...
|
|
|
5545951 |
High power strobe lamp
A high power strobe lamp has a multi-pin base, an elongated gas-filled tube having a loop formed therein, an anode in one end of the tube and a cathode in the other end of the tube, and the ends of...
|
|
|
5504395 |
Lamp bulb having integrated RFI suppression and method of restricting RFI to selected level
An incandescent lamp bulb which is driven by an electronic control module (ECM) and method of manufacture characterized in that an inductor comprising a magnetic element and a winding thereon is...
|
|
|
5504394 |
Lamp bulb having integrated lighting function control circuitry and method of manufacture
An incandescent lamp bulb which is driven by an electronic control module (ECM) and method of manufacture characterized in that an inductor comprising a magnetic spool and a winding thereon is...
|
|
|
5455484 |
Adapter for simultaneously powering multiple compact fluorescent lamps utilizing an electronic ballast circuit
The present invention provides a base socket that fits into incandescent fixtures and allows one or many "stick" type compact fluorescent lamps to be inserted. The fixture allows the user to insert...
|
|
|
5390096 |
Replacement compact fluorescent lamp assembly
A replacement fluorescent lighting adaptor for adapting a fluorescent lamp to an incandescent lamp connector includes a base defined by an annular inner wall and an annular outer wall surrounding...
|
|
|
5381073 |
Capacitively coupled RF fluorescent lamp with RF magnetic enhancement
A fluorescent light source includes a fluorescent lamp having first and second electrodes at or near the ends thereof for capacitive coupling of RF electrical energy to a low pressure discharge...
|
|
|
5345144 |
Lamp with internally pressed fuse
A press sealed lamp with an internally pressed fuse is disclosed. The filament structure is conveniently formed so the fuse links across a looped section of the initial filament structure. The loop...
|
|
|
5343120 |
Device applicable to fluorescent tubes reducing the consumption of energy without variance of the luminosity
A device for reducing the consumption of energy in a fluorescent tube without varying the luminosity of the tube, comprising a partially reflective curved screen having an internal diameter equal...
|