Matches 1 - 19 out of 19
Match Document Document Title
7494252 Compact luminaire enclosure  
The invention generally comprises a compact luminaire enclosure that preferably contains about 14 to 18 cubic inches of air volume and can be used safely with a 50 watt luminaire. The luminaire...
7205789 Termination arrangement for high speed data rate multi-drop data bit connections  
A circuit for terminating devices attached to a signal line and driving a load includes a resistor R 1 in series with the signal line circuit CR 1 having a resistor in series with a switch...
7083287 Tilt detection in illumination source  
A method of monitoring an illumination source including a reflector and a lamp. A reference orientation is defined where the reflector and a light producing luminary of the lamp are aligned to...
6570327 Lamp with safety switch  
The invention relates to an electric lamp ( 100 ) whose light source reaches a very high temperature during operation. It mainly relates to a lamp provided with a double envelope such that a...
6418191 X-ray apparatus and line connection therefor  
X-ray apparatus has a d.c.-a.c. converter circuit supplied with energy that is connected via a line connection to a high-voltage transformer supplying the high-frequency operating voltage to an...
6297585 Fluorescent lamp with thermal protection element manufacturing method for the fluorescent lamp and a lighting apparatus using the same  
A fluorescent lamp includes an end cap 4 and a fluorescent tube 1 that has electrode seals 22 and 23 at its ends. The end cap 4 is made of synthetic resin and is attached to the fluorescent tube 1...
6217195 Lamp with safety shutoff features  
A lamp with improved safety features, to avoid fire and burn hazards, includes an electrical circuit having a thermostat connected in series with the bulb of the lamp. The thermostat is mounted in...
6186643 Modular electrical assembly for ornamental luminaire  
A modular ornamental luminaire assembly including a luminaire electrical chamber, an ornate cover, and an electrical assembly which is easily affixable or removable from the ornate cover. The...
6099145 Enhanced MTBF backlight system and related method  
A first backlight light source is energized either at full or reduced rated power, until such time as the brightness which can be produced has reduced by a predetermined amount (e.g. half of the...
6099135 Surface light source element and liquid crystal display device, sign device and traffic control sign device using same  
A surface light source device, comprising a light source (2); a light conductor (1) which has a light incident face (11) on at least one side end surface thereof which confronts the light source...
5842765 Tricolor lighting system  
A tricolor lighting system uses first and second dichroic filters or mirrors to separate light into different colors, primarily red, green, and blue. The light is directed into input ends of...
5842767 Highly efficient illuminator and method of use thereof  
Systems and methods for high efficiency illuminators are described. An illuminator includes an elliptical reflector defining a first focal point, a second focal point, a first focal plane and a...
5578905 Flow-responsive air purged portable electric lamp  
A portable electric lamp suitable for use in hazardous locations includes a fixture which is purged continuously with air during operation. Pressurized air is introduced at an input end of the...
5526249 Light source device  
A light source device including a lamp-exchanging door which is attached/removed when a lamp is replaced and an electrode-connection/separation arrangement for making connection/separation between...
5519587 Air purged portable electric lamp  
A portable electric lamp suitable for use in hazardous locations has the fixture purged with breathable air a predetermined time before power is coupled to energize the lamps. The fixture is...
5400223 Sports lighting luminaire having a broken glass safety shutdown circuit  
A sports lighting fixture having a broken glass detection arrangement includes a high intensity light source disposed near the closed end of a reflector member. A cover member made of a light...
5289352 Headlamp for motor vehicles  
A headlamp for motor vehicles has a reflector, a gas discharge lamp, a front plate covering a light exit opening of the headlamp, and a filter arranged in a beam path of light beams reflected by...
2955195 Portable safety lamp  
2930886 Flashlight  
Matches 1 - 19 out of 19