Abstract: An improved ceiling feature and particularly a ceiling feature that can be installed easily to anchor a holding dish. It mainly includes a ceiling plate fastened to the ceiling for engaging with a bolt. The holding dish may be coupled with the bolt in the direction of the ceiling. By depressing a stem end of a fastening means, an elastic plate set and a tongue may be moved thereby the tongue may be latched on a screw thread pitch of the bolt to anchor the holding dish without dropping. Then a glass shade and a cap may be coupled and a nut may be fastened to hold the ceiling feature securely.

Abstract: A light assembly including a tray (36) that is removably fitted in a housing (12). The tray has two parallel, angled slots (48). An LED (32) is mounted to a circuit board (34) so that its axis is angularly offset from the axis of the circuit board. When the light assembly is assembled, a side edge of the circuit board is seated in one of the tray slots. If a first one circuit board side edges is seated in a first slot, the LED has a first angular orientation relative to the longitudinal axis of the housing. Alternatively, the second circuit board side edges is seated in the second slot so that the LED has a second angular orientation relative to the longitudinal axis of the housing. This allows selective control the angular orientation of the emitted light beam relative to the longitudinal axis of the housing.

Abstract: A Surface-Mounted, Billet-Formed Ball-Type Headlight Mount is disclosed. Also disclosed is a headlight mount that includes a ball dome member that attaches to the outside surface of the headlight housing. The mount further includes a plurality of attaching bolts extending outward from the inside of the housing to engage threaded apertures formed in an annular face. Furthermore, the mount assembly includes a carriage bolt having a flat-sided head.

Abstract: A light fixture assembly is provided with a lamp housing having a top, a lamp socket within the lamp housing, a power pack operatively connected to the lamp socket, and a means for supported attachment of the power pack to the lamp housing at a position substantially lateral to the lamp housing, and not extending substantially above a plane defined by the top of the lamp housing. The power pack comprises a junction box containing a transformer operatively connected to the lamp socket, and means for operative attachment of the power pack to an electrical source. The means for supported attachment of the power pack to the lamp housing permits flexion of the junction box relative to the lamp housing.

Abstract: A lighting fixture is provided wherein the lighting fixture comprises a lamp and a positioning assembly. The positioning assembly is configured to allow translational, and rotational positioning of the lamp relative to a housing. The positioning assembly is also configured to be received by a housing.

Abstract: A rectangular frame having side and end and side walls defining a downwardly opening receiving cavity for receipt upwardly therein of a pan having a laterally outwardly turned marginal flanges which overlie corresponding flanges in the frame and has mated mounting bores for receipt of mounting screws. Retains mounted on the opposite ends of the frame releasably engage the pan to hold it in position in the frame during shipping and storage and prior to mounting thereof.

Abstract: An overhead light fixture including a housing with top and bottom walls and sidewalls forming a substantially enclosed space, power-related components and a lamp-mounting socket. The housing is in two pieces—a top member forming the top wall and downwardly-extending sidewall portions and a bottom member forming the bottom wall and upwardly-extending sidewall portions to complete the sidewalls. The top-member sidewall portions preferably form endwalls terminating in flanges engaged with the bottom wall. Preferably, the top member includes a central top-wall portion and lateral top-wall portions below and on opposite sides of the central portion. The lateral top-wall portions have side flanges engaging the sidewall portions of the bottom member. The top and bottom members are preferably bent sheet metal.

Abstract: A lamp assembly comprises at least one lamp unit. Each lamp unit comprises an outer frame with four corners, a middle frame and an inner frame enclosing a lamp. The outer frame has conductive blocks at each corner and the conductive blocks at diagonal corners forming an electrode electrically connected to the lamp. The middle frame has two outer shafts and two inner shafts, wherein the outer shafts are pivotally connected to inner side of the outer frame and the inner shafts are pivotally connected to corresponding sides of the inner frame. The conductive block has at least one threaded hole and the outer frame has a hole corresponding to the threaded hole. The adjacent lamp units can be connected through a connection unit and arranged in stacked or hanging style.

Abstract: A bracket assembly for connecting a fixture to a support, the bracket assembly comprising in combination a male subbracket for connection to one of the fixture or support, a female subbracket for connection to the other one of the fixture and the support, the subbrackets being complementarily configured for coupling to each other.

Abstract: A lighting box or front projection light device has a housing with an open front and open rear and a bar or rod extending horizontally across the housing. Multiple stage-type nonfocusable lights such as par lamps are mounted on the bar and positioned to send light out the front of the box. The box also has a diffusion element holder (frame) disposed proximate its front end, and even may have multiple diffusion element holders including having one diffusion element holder at an angle. Each diffusion element holder has a diffusion element or filter. The diffusion element or elements receive the light from the lighting instruments and diffuse it to provide a soft projected light from the box. In accordance with one aspect of the invention, this light may be used to provide diffused light as part of the key lighting for a stage or set, and may provide such soft projected lighting from a front (downstage) of the stage or set.

Abstract: A pedestalled LED 10 including a light emitting diode element 12 and a tower element 14 for use on the wave soldered side of a circuit board 16. The light emitting diode element 12 and the tower element 14 are capable of withstanding exposure to wave solder 22.

Abstract: A clamping member for a lighting fixture, includes first and second parts. The first part has a receiving portion and a first clamping portion extending therefrom that has opposing first and second surfaces. The second part is separable from the first part, and has a main portion and a second clamping portion extending from the main portion. The second clamping portion has first and second opposing surfaces. The main portion is received in the receiving portion of the first part forming a friction fit so that a support receiving area is defined between the second surface of the first clamping portion and the first surface of the second clamping portion. A fastener is disposed on the second surface of the second clamping portion for engaging the lighting fixture.

Abstract: A luminaire assembly includes a ballast housing, a wiring box mounted on an upper end of the ballast housing, and an optical assembly mounted on a lower end of the ballast housing. The ballast housing preferably includes a pair of identically configured ballast housing members that are integrally formed from sheet metal and folded by hand prior to final assembly of the ballast housing. The wiring box includes bent tabs that pivotally support the ballast housing between operative and inoperative positions to simplify installation of the luminaire assembly at a site. A hook and rotatable connector are provided to support the wiring box from a luminaire support member. An optional spacer box is provided to space the ballast housing from the wiring box as may be required in certain high wattage applications. The optical assembly is supported below the ballast housing by a pair of support arms that depend from the ballast housing and releasably engage with the optical assembly.

Abstract: An apparatus for lighting a building structure. The apparatus includes a pre-fabricated lighting module that mounts to the building structure. The module includes a lighting fixture having at least one lamp. The module includes a one-piece layer having at least one hole aligned with the lamp. The lighting fixture is fixed to the one-piece layer and extends outward from the one-piece layer. A method of lighting a room from the room's ceiling or wall.

Abstract: A liquid crystal display is described having a front frame, a rear frame and a light source, in which the rear frame and light source may be easily removed from the front frame. The arrangement also permits frame narrowing in the liquid crystal display. A diffusion plate is set between the front frame and the rear frame; lamps are set in the rear frame facing the diffusion plate. Side faces of the front frame and the rear frame are fastened together by removable fasteners.

Abstract: A vehicle lamp including a synthetic resin lamp body, a bracket that projects from an exterior surface of the lamp body and functions as a fixation portion to be fixed to a vehicle body, an adjacent lamp and the like, and a boss which is provided near the bracket and is used for attaching a replacement bracket thereon so as to replace the bracket when the bracket is damaged, the boss having a boss hole formed therein so that a tapping screw is pressed and screwed into the boss hole; and in this vehicle lamp, the boss hole is a shallow recess, and its bore diameter gradually increases toward its opening end.

Abstract: There is provided a room lamp fixing structure to fix a room lamp 3 in the automobile roof panel 1, said structure including a fixing hole 22 provided in a trim 2 to be fixed in the roof panel; a plurality of projections 23 provided in said trim 2; and room lamp fixing means R including a plurality of engagement recesses 31a with which said plurality of projections 23 come into engagement upon insertion of the housing into said fixing hole 22 to fix said room lamp 3 to said trim, said trim 2 being fixed to said roof panel 1 by means of trim/room lamp fixing means for fixing to the roof panel.

Abstract: The invention relates to a fixing support (10). The luminaire has a support (10) comprising a locking lug (5), a vertical non-closed barrel (4) and a collar (3). It is characterized in that it is associated to a rod (6) that can release the locking lug from a locked position, an abutment and guidance zone (8) for the locking lug (5), and a spring (7) to exert pressure on said lug (5) such that, when the latter is in the unlocked position, guided by the abutment and guidance zone (8) and by the vertical element (4), it will exert a pressure on a false ceiling (12).

Abstract: A recessable luminaire (1) having a dome-shaped reflector (5), a lead-through hole (18) in a reflector side wall (14) and a light source carrier (6) carrying a light source (7), the light source carrier (6) being located at least partially outside the reflector (5) and the lead-through hole (18) being passed through by the light source carrier (6) or the light source (7) in such a manner that at least the light source (7) is located within the reflector (5). For simplification of the luminaire, the light source carrier (6) is attached to the reflector (5) by means of direct connection with the outer side of the reflector (5).

Abstract: Snowboard Light with a centrally located hollow housing containing a light source, a reflector, a clear lens, a battery supply, an attachment means, an on off switch, and a battery door. A pair of semi rigid mirror image side members are hingably connected to either side of the central chamber. The side members have a recessed groove capable of accepting the edge of a snowboard. Said side members have inwardly facing straps and corresponding attachment means to secure said snowboard light to said snowboard. A preferred embodiment includes wherein said lens is a fresnel lens capable of collumnating a light beam. Said light beam being vertically adjustable by means an adjustment knob.

Abstract: A light fixture assembly (100) having an electrical component module (110) which may be mounted to the fixture housing (120) without tools and without requiring additional hardware or space upon the electrical component module (110). The electrical component module (110) is capable of being held in a substantially stationary position by at least one bracket (255), at least one stop (270), and a releasable catch (265).

Abstract: A recessed lighting fixture for mounting to a ceiling includes a housing, a frame, and at least one locking assembly. The housing includes a side wall, an opening, a lip extending outwardly around at least a portion of a circumference of the opening, and a slot in the side wall. The frame has an aperture sized for slidably receiving the housing. The at least one locking assembly is configured to move between a locked position and an unlocked position and is mountable in the slot. When in the locked position, the locking assembly exerts a force to compress the ceiling between the lip and the frame.

Abstract: An adaptable landscape light designed to be used with ½ inch or 3-inch diameter poles. The light includes a light housing with a cylindrical-shaped lower base. Formed on the lower base is a downward extending cavity. Three downward extending tabs are radially and equally spaced apart around the lower base. Each tab includes a threaded bore through which a threaded connector may be selectively attached. Included with the light is a conical-shaped adaptor with a cylindrical-shaped upper section designed to fit into the downward extending cavity formed inside the lower base. Formed on the adaptor is a narrow, centrally aligned neck member with a longitudinally aligned threaded bore formed therein. Formed on the sidewalls of the upper cylindrical section are threaded bores which are aligned with the threaded bores formed on the tabs or sidewalls of the lower base.

Abstract: The present invention proposes an improved beam structure of a dividing screen, which comprises two stand pillars, a connecting pillar, a beam, and a reinforcing part. A flat board is disposed in the beam. A gutter is disposed on a middle portion of the flat board. Two guide grooves are formed at two sides of the gutter, respectively. An outer edge of each guide groove forms a locking board to join a lamp. A locating portion is formed between the gutter and each guide groove so that a bottom end portion of the reinforcing part can be disposed thereon. Thereby, reinforcement effect can be enhanced, and delicacy and visual effect can be increased.

Abstract: A light source locking mechanism comprising a housing configured to receive a light source, wherein the housing has a central axis. The locking mechanism also includes an engaging mechanism coupled to the lamp housing and radially disposed about the central axis. The engaging mechanism comprises a plurality of rollers to releasably engage the light source as well as a biasing apparatus coupled to the rollers to flexibly bias the rollers towards the central axis.

Abstract: A flush lighting system includes a support ring for attachment, typically to the underside surface, of a lighting fixture containment space, and a finishing ring which can lockably engage the support ring, either directly using threaded members, or by the use of raised dimples on the support ring which interfits with a groove on the finishing ring. The finishing ring preferably contains apertures and radius grooves for accommodating plaster or dry wall compound. A raised abbreviated radial width inner surface transition lies at the inner most portion of the face of the finishing ring. Inside the raised transition and extending axially is an engagement structure for mating with the support ring, through either a groove or apertures for threaded attachment against a radially outwardly existing axial surface of the support ring.

Abstract: A down light fixture is assembled from parts that are substantially snap engageable and is installed through a ceiling orifice and supported by the ceiling without requiring permanent attachment to an existent support beam or the like. The light fixture comprises a can adapted to receive a lighting unit and installable through the ceiling orifice from its exposed side, and a decorative trim member removably and securely engageable with the can. The can is further provided with a flange on its free end that is positioned adjacent the exposed surface of the ceiling about the insertion orifice after the can has been inserted into the ceiling therethrough. The decorative trim member is rotatingly, removably and securely engageable with the flange to provide an exterior trim to the fixture. Several parts of the lighting fixture are removable and replaceable to vary the appearance of the light fixture without removal of such fixture from the ceiling.

Abstract: A light mounting panel for connecting to a luminaire frame having a base with an upper and a lower surface and having first, second, third and fourth outer edges. The base has an opening and an inner edge defining the opening. The first outer edge being opposite the second outer edge and the third outer edge being opposite the fourth outer edge. First, third and fourth walls extend upwardly from the upper surface of the base at the first, third and fourth outer edges, respectively, and contactable with internal flanges of the existing luminaire frame to align the mounting panel with the existing luminaire frame during installation. A second wall extends upwardly and inwardly from the upper surface of the base at the second outer edge. A first fixed tab extends laterally outwardly from the first wall to engage a first slot in the luminaire frame.

Abstract: A theft-proof removable door handle illumination device having a base, a door handle illumination assembly, and a case supporting the assembly. The base is operable to be mounted on a mounting surface. The door handle illumination assembly is operable to provide illumination. The case and base are removably interconnected such that disconnection of the case from the base requires movement of the case in a disconnect direction that is at least substantially parallel to the mounting surface. The case and base cooperate when interconnected to prevent movement of the case in a direction generally perpendicular to the disconnect direction. With this arrangement, the device is easily associated with a door assembly so that movement of the case in the disconnect direction is permitted only when the door is open. The case, once removed, can be used for illumination purposes apart from the door (e.g., a flashlight).

Abstract: Enclosing/snapping-type inlaid light including a base seat fixed on a fixing face, at least one lamp tube being, bridged between left and right ends of the base seat and mounted in the base seat. There are two end caps fixed at two ends of the base seat respectively, two sides of each of the end caps being respectively formed with opposite recessed snap sections. Multiple support legs fixed under a pan section of the base seat. A diffuser, a front and a rear sides of the diffuser being respectively formed with flanges which are enclosed in and snapped by the snap sections of the end caps, whereby the diffuser is firmly transversely bridged between the bottom ends of the two end caps.

Abstract: An under-cabinet lighting fixture for permanent mounting having a housing suitable for recess or surface mounting and connected by a stem to a junction box mounted to an upper surface for electrical wiring connections. The stem defines a passageway for the electrical wiring to route from the housing to the junction box.

Abstract: An adapting seat includes a first frame with a first pair of notches respectively defined in opposed inner walls of the first frame The second frame is able to be matingly inserted into the first frame and has a second pair of notches respectively defined in outer walls of the second frame and a third pair of notches respectively defined in outer walls of the second frame. The axis between the second pair of notches is orthogonal to the axis between the first pair of notches and the axis between the second pair of notches is orthogonal to the axis between the third pair of notches, such that the second pair of notches and the third pair of notches of the second frame enable the adapting seat to be mounted on a hole orientated in either the horizontal or vertical direction relative to the ground.

Abstract: The invention concerns a light ramp (1) comprising a base section (2) with two side wings and including at least: a transparent plastic section (3) in the longitudinal direction with two edges co-operating with the base section (2) side wings so as to completely cover them by enclosing them; and two aluminium covers (4) located at the ramp (1) ends so as to enclose the transparent section (3) and the base section (2) wing ends.

Abstract: A kaleidoscope or teleidoscope is provided in which the viewed object is an image focused onto a back-projection screen positioned at the objective end of the mirror system. Focusing may be by a pair of achromatic lenses which may be displaceable toward and away from the screen and the screen preferably comprises a wax layer sandwiched between glass plates one of which is in contact with the objective ends of the mirrors. In one embodiment an illuminated soap bubble in a glass globe is viewed through a kaleidoscope the length of which is reduced by redirecting the image by means of mirrors.

Abstract: Enclosing/snapping-type inlaid light including a base seat fixed on a fixing face, at least one lamp tube being bridged between left and right ends of the base seat and mounted in the base seat. There are two end caps fixed at two ends of the base seat respectively, two sides of each of the end caps being respectively formed with opposite recessed snap sections. Multiple support legs fixed under a pan section of the base seat. A diffuser, a front and a rear sides of the diffuser being respectively formed with flanges which are enclosed in and snapped by the snap sections of the end caps, whereby the diffuser is firmly transversely bridged between the bottom ends of the two end caps.

Abstract: A vehicle lamp comprising a lamp body and a light source unit. The lamp body defines a lamp chamber in cooperation with a lens mounted to a front opening of the lamp body. The light source unit in the lamp chamber includes a plurality of light-emitting elements, a base supporting the light-emitting elements, and at least one electric cord. Holders for the light-emitting elements of the light source unit are fit to the base of the light source unit, and the light-emitting elements are electrically connected to the electric cord by holding the electric cord between one of the holders and one of the light-emitting elements.

Abstract: A luminaire assembly includes a ballast housing, a wiring box mounted on an upper end of the ballast housing, and an optical assembly mounted on a lower end of the ballast housing. The ballast housing preferably includes a pair of identically configured ballast housing members that are integrally formed from sheet metal and folded by hand prior to final assembly of the ballast housing. The wiring box includes bent tabs that pivotally support the ballast housing between operative and inoperative positions to simplify installation of the luminaire assembly at a site. A hook and rotatable connector are provided to support the wiring box from a luminaire support member. An optional spacer box is provided to space the ballast housing from the wiring box as may be required in certain high wattage applications. The optical assembly is supported below the ballast housing by a pair of support arms that depend from the ballast housing and releasably engage with the optical assembly.

Abstract: A lighting fixture having a fixture housing, a transformer housing, and a locking means is suitable for installation in non-accessible areas. The transformer housing includes a first stop and second stop, and is pivotally engaged with an access aperture that is part of the fixture housing. The locking means serves to prevent pivotal movement of the transformer housing in relation to the access aperture. The lighting fixture may also have a fixture housing, a transformer recess, and a locking means. In this embodiment, the fixture housing includes an inner stop with which a transformer is pivotally engaged, and the transformer is retained in the recess by the locking means. The lighting fixture also includes a trim assembly.

Abstract: A ballast housing has a bottom wall, a sidewall extending in a first direction from the bottom wall, and a first compartment that is defined between the bottom wall and the sidewall, with a first access opening remote from the bottom wall. The housing further includes an interior wall extending from its bottom wall in the first direction and is located completely within the first compartment, and a second compartment that is defined by the interior wall and is isolated from the first compartment by the interior wall. The second compartment includes a second access opening adjacent the bottom wall. A first component can be disposed in the first compartment and a second component can be disposed in the second compartment with the second compartment isolating the second component from the first component in the first compartment.

Abstract: A method for making an overhead light fixture includes forming top and bottom housing members, the top member having a horizontal top wall with fastener-receptors therein and an inside surface, and the bottom member being engageable with the top member, placing the top member on a work support structure in inverted orientation, placing each of the power-related components on the top-wall inside surface, securing the power-related components to the inside surface by engagement of fasteners in a common direction with a set of the top-wall fastener-receptors, placing the bottom member on the top member in inverted orientation and securing them together securing the bottom member to the top member, and removing the fixture from the support structure. Unidirectional fastener attachment is used for the securing steps in assembly, including with respect to attachment of a socket mount, and with respect to attachment of the top and bottom housing members.

Abstract: A portable mounting light unit with provision for unit-to-unit interconnection comprising a housing having a mounting surface, at least two insulation displacement connectors mounted at diametrically opposite portions of the housing adjacent to the mounting surface, a lamp assembly, a diffuser cover for attachment over the lamp assembly, and at least one fastener access for attaching the housing to the supporting structure. The insulation displacement connectors allow for unit-to-unit interconnection with the ability to custom fit each interconnecting cord.

Abstract: A luminaire assembly comprises a lower portion for receiving a light emitting source and an upper housing that stores the electrical components of the luminaire. The lower portion has a base portion disposed against the canopy with a latch attachment portion, a lens secured to the base portion by a hinge mechanism that permits the lens to open with respect to the base portion, and a latch connected to the base portion and having a connecting portion for connecting the base portion to the lens. The upper housing is disposed above the canopy. A bracket is attached to the base portion and extends up through the aperture in the canopy and connects to an inner wall of an apertured portion of the upper housing to secure the lower portion to the upper housing. The upper housing may have extending deck supports to support the weight of the upper housing on the ribs of the canopy. A locking cam is provided to secure the bracket to the upper housing.

Abstract: A rectangular frame having side and end and side walls defining a downwardly opening receiving cavity for receipt upwardly therein of a pan having a laterally outwardly turned marginal flanges which overlie corresponding flanges in the frame and has mated mounting bores for receipt of mounting screws. Retains mounted on the opposite ends of the frame releasably engage the pan to hold it in position in the frame during shipping and storage and prior to mounting thereof.

Abstract: A universal adapter bracket for retaining a trim assembly In an in-celling recessed light fixture. The adapter bracket attaches to either a light baffle or trim ring of the trim assembly and in turn can receive a lamp socket retaining clip of either of two different types of an existing light fixture, allowing an existing light fixture to be updated by installation of a new trim assembly without concern for the type of lamp socket retaining dip in the existing fixture.

Abstract: A snap-in roof marker lamp assembly for a vehicle includes a roof marker lamp adapted to be disposed adjacent a roof of a vehicle. The snap-in roof marker lamp assembly also includes a plurality of fasteners extending through the roof marker lamp. The snap-in roof marker lamp assembly further includes a plurality of retainers disposed adjacent the roof marker lamp to receive the fasteners for preventing the fasteners from exiting the roof marker lamp and adapted to be snapped into apertures in the roof to secure the roof marker lamp to the roof.

Abstract: A fastener assembly for securing a roof marker lamp to a vehicle includes a plurality of fasteners extending through the roof marker lamp. The fastener assembly also includes a plurality of retainers disposed adjacent the roof marker lamp to receive the fasteners for preventing the fasteners from exiting the roof marker lamp and adapted to be snapped into apertures in the roof to secure the roof marker lamp to the roof. The fastener assembly further includes a plurality of slides cooperating with the fasteners and the retainers to pre-assemble the fasteners and the retainers to the roof marker lamp prior to securing the roof marker lamp to the roof.

Abstract: A fastening device for projector lamp. The fastening device includes a lamp, a lamp casing and a strip-shaped spring that fastens the lamp onto the lamp casing. The lamp casing has a first sidewall, a second sidewall, a bottom wall and an upper connective structure, together they encloses a central space. The first sidewall has a first opening and the second sidewall has a hook groove. There is a second opening between the second sidewall and the bottom wall. The spring has a first end and a second end. A central portion of the strip-shaped spring can be latched by the hook groove. The first end of the spring is fixed by the first opening on the first sidewall. The second end of the spring has an internal recess structure. The second end of the spring passes through the second opening and fastens onto a recess groove on the lamp. The deform stress produced by passing the spring through the first opening, the hook groove and the recess groove is capable fixing the lamp relative to the lamp casing.

Abstract: A vehicle lamp wherein a mounting member 20A for mounting and fixing a lamp unit 11 onto a vehicle body is projected from the outer surface of a synthetic-resin lamp body 12 forming part of the lamp unit 11. The mounting member 20A is formed of synthetic-resin and incorporated into the lamp body 12 by welding. A material greater in strength than the lamp body 12 is used as the material of the mounting member 20A to secure sufficient strength for the mounting member 20A. The quantity H of projection of the mounting member 20A from the outer surface of the lamp body 12 is made smaller than the quantity of projection of any conventional mounting member, so that the depth of a lamp chamber can be set greater.

Abstract: Disclosed is a vanity mirror of a sun visor for an automotive vehicle.

Abstract: A vehicle lamp wherein a mounting member 20A for mounting and fixing a lamp unit 11 onto a vehicle body is projected from the outer surface of a synthetic-resin lamp body 12 forming part of the lamp unit 11. The mounting member 20A is formed of synthetic-resin and incorporated into the lamp body 12 by welding. A material greater in strength than the lamp body 12 is used as the material of the mounting member 20A to secure sufficient strength for the mounting member 20A. The quantity H of projection of the mounting member 20A from the outer surface of the lamp body 12 is made smaller than the quantity of projection of any conventional mounting member, so that the depth of a lamp chamber can be set greater.