Abstract: A motor vehicle light system provides constant lighting or directional indication in a simple and effective manner, and keeps the lens clean so that it can be seen even under inclement weather conditions or the like. A hollow cylinder of transparent material, which may have alternating axially extending strips of different color, is mounted in a motor vehicle for rotation about a horizontal or vertical axis, with one or more light bulbs disposed in its hollow interior. A brush is stationarily mounted with respect to the motor vehicle, the brush bristles engaging the external periphery of the cylinder to keep it clean as the cylinder is rotated with respect to the brush, and the motor vehicle. A motor for rotating the cylinder may be series connected with the light bulb(s) within the cylinder.

Abstract: A multi-purpose lamp especially for use on vehicles. The lamp comprises a housing formed of a pair of dismountable interengaged, matching plastic shell members. A portion of one of the shell members is translucent and a bulb-socket member is retained between the shell members.

Abstract: A bracket formed of a noncombustible material such as metal, serves as a restraint for a ballast transformer mounted in a combustible, electrical lighting fixture in the event the fixture is consumed by fire. The bracket has one end connected to the ballast and an opposite end encircling the free end of a conventional fixture-mounting bushing which is fixedly attached to a metal electrical outlet box. The bracket automatically attaches to the bushing once the fixture is mounted on the bushing and a cap nut is applied thereto.

Abstract: A light assembly including a light unit having a base and terminal means projecting rearwardly from the base, incorporates:(a) a body and a retainer thereon defining a forwardly opening recess to receive the base of the light unit for retention in the recess,(b) the body defining multiple cavities having ends located between the recess and a rear outer wall defined by the body, for reception of the light unit terminal means and for reception of auxiliary terminal means projecting rearwardly of the body.

Abstract: An inner-bulb assembly for use in an automotive lamp unit such as a headlamp or foglamp unit comprising an inner-bulb, an electrically nonconductive base and a metallic spring clip. The base can be designed to retrofit an H3 type of base. Additionally the metallic spring clip serves to secure the assembly to the rest of the lamp unit and as an electrical conductor for one of the inner-bulb pin leads.

Abstract: A back light display assembly is disclosed comprising a dielectric body having a cavity extending therethrough profiled for accepting a pair of contact components. The contact components each comprise a planar body having an upwardly-directed resilient finger at one end, and an insulation displacement structure at the opposite end which projects through the dielectric housing cavity to a bottom surface thereof. The pair of resilient contact component fingers are positioned so as to receive a light-emitting diode semiconductor chip therebetween, and a pair of conductors are engageably mated to respective insulation displacement structure of the contact components to effectuate an electrical path to the semiconductor chips. The dielectric body is packaged within a receptacle having an interior chamber which receives the dielectric body therein.

Abstract: A lighting fixture which comprises a light reflecting fixture case having a transparent wall disposed next to an opening to provide light outflow, a light source disposed in the fixture case, and a diffuser wall covering the light outflow providing opening of the case and which is attached to the transparent wall and which reaches to at least the outer face of the transparent case wall. Thus the face of the diffuser wall can completely be used as light providing surface. Preferably, the transparent case wall is covered with a thin layer of reflecting and opaque material.

Abstract: A lighting fixture emits a beam covering in excess of 180.degree. by employing a reflector of parabolic cross-section and placing a linear light source perpendicular to the parabolic axis at or slightly forward of the parabola ends. A mounting plate containing the lamp socket and lamp ballast is connected to the reflector by means of a single screw to facilitate installation and maintenance. End members for the reflector include projecting collars which rotatably receive annular flanges from junction boxes through which power supply leads pass to connect to the lamp socket and pass through a raceway located behind the reflector to other fixtures mounted in tandem. The collar and flange can be secured together in any rotational position within a range of 360.degree.. A swivel form of junction box includes two members which are mutually rotatable about an axis perpendicular to the collar/flange axis to increase the positional adjustability of the fixture.

Abstract: A lighting device operable with solar beams propagating through and emitting from the optical wave guides. A pair of spaced concave and convex reflecting members are provided to effectively diffuse the solar beams issuing from the exit end of the optical wave guides. One of the reflecting members may be constituted by a mirrored electric bulb in order to ensure the lighting device to operate also by electric power.

Abstract: A new and improved luminaire combination is disclosed having a novel lens structure formed with a generally horizontal first lens surface and a generally vertical second lens surface with a generally horizontal flange formed on the second lens surface. The first lens surface is designed to refract a beam of light downwardly and outwardly in a predetermined pattern to form a beam having a cross section approximating the predetermined pattern at a predetermined distance below the lens. The second lens surface is designed to diffuse a beam of light outwardly in a direction perpendicular to the second lens surface.

Abstract: An electronic flashtube is fixedly mounted to a reflector housing by an elongated elastomeric strap having openings therethrough at opposite ends thereof for engaging respectively the opposite end portions of the flashtube which extend from the reflector housing. The elongated strap extends across the exterior of the reflector housing so as to yieldably bias the flashtube toward that portion of the reflector housing across which the strap extends.

Abstract: A light fixture housing includes upper and lower members. The upper member includes a top bounded on four sides by a wall and the lower member includes a bottom also bounded on four sides by a wall. The walls of the two members define four corners of the housing. At each of the corners in the upper member a tang with an inclined leading ramp is formed on the inner peripheral surface of the wall and is flanked at two sides by a guide. At each of the corners of the lower member and upstanding tongue extends above the wall and includes an aperture for receiving the tang when the upper and lower members are assembled. A slot is located in at least one of the corners of the upper member adjacent to the locking tang and a notch is formed in the upper end of at least one of the tongues such that a power line may be threaded through and held within the slot. To assemble the housing, the upper and lower members are positioned together and each of the tongues is positioned within a set of guides.

Abstract: The present invention relates to lights for automobile vehicles. The present invention proposes a light which comprises an elliptical mirror associated with a lamp to form a light-emitting device supported on the inner face of a piece of bodywork of the vehicle in a position such that the filament of the lamp is substantially disposed at the first focus of the elliptical mirror, while the other focus of the elliptical mirror merges substantially with an orifice provided in said piece of bodywork; the dimensions of this orifice, while being small with respect to the surface circumscribed on the piece of bodywork by the reflector, are defined so that virtually all the beam reflected by the elliptical mirror emerges from the light; a globe is fixed on the outer face of said piece of bodywork, opposite the reflector.

Abstract: A light beam concentrating, intensifying and filtering device for use in combination with a parallel ray light source is comprised of a frame having a plurality of shutter leaves capable of opening and closing an aperature when actuated. Each shutter leaf is comprised of a colourless or coloured transparent portion and a portion that is coated on its inner surface with a reflective material.

Abstract: A miniaturized multilamp photoflash includes a reflector member disposed within a plastic cover and having a plurality of cavities each containing a flashlamp and a pair of spaced leg members formed for engagement within a camera. A planar support platform is affixed to the reflector member and has a printed circuit on a surface adjacent the reflector member and a tab portion wider than the spaced leg members whereby insertion of the tab portion into a receiving socket is controlled by the width of the tab portion.

Abstract: In a subminiature multilamp photoflash array having a plastic reflector member formed to provide a plurality of cavities each having a flashlamp therein and a flexible back portion, the electrical leads of the flashlamp pass through the reflector member and are positioned intermediate the flexible portion thereof and a printed circuit on a circuit board affixed to the reflector member.

Abstract: A high intensity light table, for use with a stereomicroscope having movable rhomboid arms, has an illumination source and a reflector. The table also includes light diffusing members which are rotatably mounted thereto. The diffusing members have: (1) magnets affixed thereto which are responsive to movement of the rhomboid arms of the instrument; and (2) means therein for selectively passing a beam of high intensity illumination.

Abstract: A high intensity light table, for use with a stereomicroscope having movable rhomboid arms, has an illumination source and a reflector. The table also includes light diffusing members which are rotatably mounted thereto. The diffusing members have: (1) magnets affixed thereto which are responsive to movement of the rhomboid arms of the instrument; and (2) means therein for selectively passing a beam of high intensity illumination. An auxiliary reflector, which is rotatable about the source of illumination, may be employed to substantially increase the intensity of the beam of illumination.

Abstract: A searchlight signaling device including a housing in which is mounted an optical system for producing colored signal lights. The optical system includes an objective lens for projecting the colored signal lights through an aperture formed in the housing. A plurality of white light sources and elliptical reflectors for conveying light rays through associated colored filters for producing different color light rays. A plurality of dichroic mirrors angularly disposed in relation to the focal axis of the objective lens for intercepting the color light rays. The dichroic mirrors transmit certain color light rays and reflect other color light rays so that a given colored signal light is emitted through the aperture.

Abstract: A vandal resistant security light fixture having a housing and a light which is serviceable and removable from outside the room in which it is installed. The housing has at least one surface which faces into the room and is open at the back to permit servicing or replacement of the light assembly without having to enter the room. The fixture is vandal resistant and is particularly useful in prison cells and may be provided with one or more vandal resistant switches and vandal resistant electrical receptacles.

Abstract: A mine lamp having an improved base structure and envelope that cooperate with the socket and lens of an underground miners head piece to maintain the lamp in a centered position relative to a reflector as the latter is manually adjusted relative to the lamp, and by so doing substantially increasing the light output from the head piece.

Abstract: A light fixture having a reflector for directing light beams generally in a first direction, such as an indirect lighting reflector, which has a tab that is partially punched out and bent to reflect a restricted spot of light in an opposite direction. This permits the highlighting or illumination of an area on the back side of the reflector without extra bulbs and without ugly add-on reflectors.

Abstract: The invention provides a lantern for an area light, particularly one having a cut-off light distribution. A central area of a transparent or transluscent bowl of the lantern has in alternation externally facing reflecting prisms and flats. There are sufficient flats to transmit at least one third of the vertical light and sufficient proportion of prisms to provide a completely flashed prism bank at the direction of peak intensity which is preferably 60.degree.-65.degree. from the vertical. The prism bank controls the vertical light, so that the intensity in a vertical 60.degree. cone does not exceed 80% of peak intensity, more efficiently than internal prisms. The flats have the additional advantage of facilitating ease of cleaning.

Abstract: The object of the present invention is an auxiliary safety rear light assembly for vehicles which can be adhesively mounted at any position on the rear window of a car or truck.Another object of the present invention is an auxiliary safety rear light assembly which can be adjusted along a horizontal axis so as to be mountable parallel to the road regardless of the angle which the vehicle rear window makes to the road.

Abstract: An adhesively sealed beam lamp unit including a lens and reflector preferably having substantially rectangular peripheries and cooperating and opposing sealing surfaces located approximately about the lens and reflector peripheries. Contact between the lens and reflector sealing surfaces is limited to one or more portions along the sides thereof. Additionally reservoirs, located adjacent to the sealing surfaces restrict excess adhesive from spreading onto areas affecting lamp unit optical performance, outer dimensions, and integrity.

Abstract: A luminaire adapted to be mounted at the top of a post and to direct light below a horizontal plane is disclosed. A housing element preferably of a polycarbonate material comprises a housing for an electrical system and a refractor means having an interior and exterior prismatic structure.

Abstract: A reflector lamp comprising a concave reflector having a parabolic rear section, a spherical intermediate section, and a faceted parabolic front section, each section having substantially the same common focal point, and a finite light source located at the substantially common focal point. The reflector sections are dimensioned so that substantially all light rays from the finite light source which are reflected by the spherical intermediate section become re-reflected by the faceted parabolic front section. Additionally the light rays, reflected by the facets, include components thereof which are circumferential about a lamp axis and thereby provide a beam pattern which is substantially circumferentially uniform about the lamp axis.

Abstract: A uniquely configured, constructed photographic light diffuser device for association with a photographic light source, which is versatile in that it is easily and releasably associated with variously configured light sources used in the photographic field, wherein the device is made up of articulated panel segments, the segments having different light reflecting, or diffusing qualities, wherein the diffusing member is easily and releasably associated with the light directing device so as to be able to make up a myriad of difference selected, polygonal configurations to vary lighting patterns and light intensity on photographic objects. The device is light weight and collapsible for ease of carrying and is particularly applicable to the photography field wherein it is desired to achieve and attain various lighting affects.

Abstract: An improved automotive lamp unit is provided having a shape to reduce the air resistance when the automotive vehicle moves. Specifically, the lens member of said automotive lamp construction is aligned in a non-vertical direction when bonded directly to the reflector member so that the lamp unit slips through the air with less resistance than occurs with the conventionally designed unit. The preferred embodiments illustrate various shapes of the lens member to include both rectangular-shaped and circular-shaped lens members having various prism element constructions.

Abstract: An improved lighted key assembly includes ridges located adjacent to the base and a ledge above the base. An LED, supported by the ledge, has leads which are mounted against the ridges so that an intermediate portion of the leads is bent around the bottom of the ridges. When mounted to the printed circuit board of a keyboard, the intermediate portions of the leads are in physical contact with contact pads on the printed circuit board to pass electrical current from the contact pads, through the leads, to the LED.

Abstract: The invention discloses an auxiliary head lamp device for a car equipped with a cover which is optionally fitted to a car and is lit during driving in fog or the like. The cover of this device can be opened when a solenoid of a cover driving mechanism is energized by operating a switch disposed inside the room of the car. The solenoid releases engagement of a stopper that restricts the cover urged in the opening direction. The switch may be used also as a switch for a light source bulb. After the solenoid is energized and the opening operation of the cover starts, a current to the solenoid is automatically cut off so that over-heat or burn-out of the solenoid that would occur if the current is continuously applied thereto can be prevented.

Abstract: A diaphragm having a plurality of apertures each associated with a title block on the front panel of an indicator unit is provided to cause the various title blocks to be illuminated evenly from a light source positioned behind the diaphragm. The size, number and shape of the apertures is so chosen that all of the title blocks are equally illuminated regardless of their size and regardless of their distance to the light source. Indirect light is used to prevent the formation of shadows and light spots on the title blocks.

Abstract: An ornament to be attached to a vehicle body such as automobile body to indicate a mark such as the manufacturer's mark for example. The ornament is of the self-illuminating type essentially made up of a base to be attached to an outer part of the vehicle body, a lamp such as an electroluminescent panel supported by the base and a cover which is a one-piece member formed of a transparent material attached to the base so as to entirely cover the lamp with a space therebetween. By processing of its inner side, the cover has a first area which is in a pattern corresponding to the shape of the mark to be indicated and allows the light emitted by the lamp to pass therethrough but in the daylight prevents recognition of the lamp from the outside, and a second portion which is contiguous to the first area and does not allow the light to pass therethrough.

Abstract: This invention discloses an auxiliary head lamp device for a car equipped with a cover, which head lamp is optionally fitted to a car, is lit when driving in fog and is equipped with a cover that can be opened by remote switching operation. The cover of this head lamp device is opened when a solenoid of a cover driving mechanism is energized by operating a switch disposed inside the room of the car. The solenoid may have a function of releasing the cover from a stopper which restricts the cover from moving in its opening direction. The switch may be used also as a switch for the bulb of the auxiliary head lamp. An electric circuit including two thermostat switches for preventing over-heat of the solenoid is preferably employed. The solenoid may be in deenergized state while keeping the bulb lit. A device equipped with a rotary solenoid for directly opening and closing the cover is also disclosed.

Abstract: A stick-on fog light lens, comprising a flexible sheet of amber colored transparent vinyl having a peripheral configuration cut to match that of the headlight of an automobile on which it is to be used, and a method of affixing to the headlight by moistening one side of the flexible vinyl sheet with water, placing the moistened side against the glass lens of the headlight, and pressing out excess moisture and air thereby leaving the flexible sheet fog light lens operably affixed to the headlight.

Abstract: A vandal resistant lighting bollard for use in an urban environment is provided comprising a steel base adapted for anchoring in an area requiring illumination and a steel housing received in an upright fashion on the base. One or more windows are disposed in the steel housing, the windows extending flush or parallel with the sides of the housing and the windows being formed from a tough, impact resistant, polycarbonate material. A source of illumination is disposed within the housing for projecting light through the window and an arrangement is provided for resiliently mounting the source of illumination within the housing to isolate the source of illumination from vibration and external impact.

Abstract: A shock absorbing lamp assembly for baseless cartridge bulbs for on and off the road motor vehicles, including a rear backing lamp housing member serving as a reflector and lamp housing, a lens cover joined about its perimeter to the housing member to cover said cavity, an elongated baseless cartridge lamp bulb in the cavity having a larger central bulb portion housing filament wire and opposite generally flattened bulb end portions hermetically sealing about filament support pins to support the internal and external portions of the filament support pins, bulb mount assembly comprising a semi-circular U-shaped mounting plate carried on swaged anchor formations of the housing member and a pair of forwardly projecting vertically and laterally flexible shock absorbing arms extending parallel to each other generally perpendicular to the axis of the bulb from the mounting plate formed of rubber-like material of about 60 durometer hardness and having terminal receiving apertures for receiving the flattened bulb end

Abstract: A lighted exit sign comprising a light transmitting plate having a viewing side and upper and lower edges onto which light can be projected for transmission into the plate for viewing from the viewing side. Upper and lower printed circuit boards are supported close to the upper and lower edges of the plate. A plurality of small incandescent light bulbs are secured to the upper and lower circuit boards for producing light when energized for projection onto the upper and lower edges for transmission into the plate for viewing from the viewing side. A white, light reflecting layer is formed on the side of the plate opposite the viewing side. The letters EXIT are formed on the viewing side in two layers. The first layer is white in color and is secured directly to the viewing side. The second layer is preferably red in color and is secured to the first layer. A transformer is employed for converting an A C voltage to a level below the rated voltage of the bulbs and to a level above the rated voltage of the bulbs.

Abstract: The light source of an area light or streetlight mounted on a lamppost is enclosed by a lower upwardly flaring bowl having its upper end closed by a generally conical cap. The cap and bowl are made of polycarbonate pigmented by titanium dioxide so that the cap emits only light sufficient to enable its shape to be seen in darkness and the bowl is much more translucent to emit adequate light for illumination.

Abstract: A birdshield for closing off the back end of a luminaire having a slipfitter accommodating a range of pipe sizes, is formed from a substantially flat piece of moderately stiff and resilient material cut to a pattern fitting into the rear of the luminaire. A hole through the piece accommodates the smallest size of pipe and a lune-shaped knock-out may be torn out for larger sizes. Bent-out tabs on each side engage the upturned end wall of the slipfitter yoke to hold the birdshield captive.

Abstract: A structure for providing a light in the side of a swimming pool beneath the water. The structure primarily is constructed from sheet metal and includes a bulb shield and receptacle, a front lens, a front mounting ring and a sealing ring. The sealing ring forces portions of the shield and the mounting ring into sealing arrangement with a ring seal mounted about the lens. The seal and the adjacent sealing structure allow steam which may be generated by heat from the enclosed bulb to escape into the water but prevent the water from entering the structure. The structure can be used in traditional concrete or Gunite pools and with an additional component, it can be installed in vinyl lined pools.

Abstract: A transparent shallow gently bulging substantially spherical segmental shield formed of polycarbonate resin protects a planar lens mounted in an aperture in a door of a conventional low profile streetlight. The shield shell is generally of the shape of a convex spherical segment with an altitude between one-eighth and one-fourth of the length of its base chord and has an external marginal flange. The curvature of the shell may be sharper adjacent to its margin than at its center. The shell may include a vent aperture to drain condensate liquid from the interior of the streetlight.

Abstract: This invention relates to light fittings and in particular to a light fitting including a shade or surround in association with a source of light.

Abstract: An adhesively sealed beam lamp unit including a lens and reflector having cooperating and opposing step-shaped sealing surfaces located approximately about the lens and reflector peripheries. Contact between the lens and reflector sealing surfaces is limited to one or more portions along the innermost pair of opposing steps. Additionally, reservoirs, located on either side of the sealing surfaces, restrict excess adhesive from spreading onto areas affecting lamp unit optical performance or outer dimensions.

Abstract: A portable navigation light system for barges in which the legally required three lights are provided by a set of three, self-contained units. Each unit contains its own power supply, light activating mechanism, light source so configured as to show over the required arc of the horizon with the required range of visibility, and means for affixing the unit to the barge. Each unit incorporates an integral carrying handle and is configured so that the three units nest one inside of the other with their respective handles coinciding as one, thereby permitting the carrying of the nested units as one.

Abstract: A luminaire comprises a high intensity light source for emitting a spherical light pattern, a redirection module for converting the spherical light pattern into a radial light pattern, and a reflector module for reflecting the radial light pattern into a controlled and substantially uniform light pattern onto a visual task field.

Abstract: A luminaire has a spherical or ovoid reflector formed with asymmetrical voids that allow beams from the lightbulb in the reflector to emerge side-by-side through the voids in opposite directions after reflection from opposite internal surfaces of the reflector.

Abstract: A reflector lamp comprising a concave reflector having a parabolic rear section, a spherical intermediate section, and a parabolic front section, each of the reflector sections having substantially the same common focal point, and a finite light source at the substantially common focal point, the reflector sections being dimensioned so that substantially all light rays from the finite light source which are reflected by the spherical intermediate section become re-reflected by the parabolic front section.

Abstract: A housing for forming a vehicle light assembly comprising a body for a light having the general shape of the rounded nose of a bullet on the back end as viewed from the side and top, a generally rectangular front end as viewed from the front and a generally arcuate lens on the front end, and a mounting base integrally formed with and on the bottom of said body whereby said body and mounting base form a housing of unitary construction which may be mounted on a vehicle.

Abstract: A circular gas discharge reflector lamp has a ballast supporting structure enclosing a ballast and having a male screw shell extending therefrom. Lamp engaging arms extend from the structure and hold a circular gas discharge lamp which is electrically connected to the ballast and screw shell in an operative circuit. A concave reflector partially enclosing the lamp and attached to the ballast supporting structure near the male screw shell. A lens attached at its perimeter to the perimeter of the reflector, which transmits the direct light emitted by the lamp and also transmits the reflected light from the reflector. The screw shell, ballast supporting structure, reflector and lens are joined together with continuously sealed seams whereby the reflector lamp is water tight.