Abstract: A ring-shaped brace or frame for supporting the ribs of a knockdown-style lamp shade includes a plurality of rigid, elongated members which are formed to lie in a plane and interconnect end-to-end to form a rigid, closed polyagonal ring. Means are provided which receive ends of adjacent members and connect them in rigid, snap-together, pull-apart, locking engagement. Because the ring frame is quickly and easily assembled or disassembled by the consumer without the use of tools, it can be packed, along with the shade, in a compact, disassembled condition for shipment and sale.

Abstract: A collapsible shade assembly for a lamp includes a shade structure of generally truncated conical configuration having open small and large eds, and having a plurality of clips permanently secured within each of its ends in circumferentially spaced positions therein. Small and large rigid rings fit within corresponding sets of the clips, and are snap-fastened there, for supporting the rings from the shade structure and also causing the rings to hold the shade structure in its normal expanded shape. For purpose of storage or shipment, the rigid rings are removed, and the shade structure with clips appended thereto is rolled into a much smaller volume.

Abstract: A lamp shade assembly is disclosed that is aesthetically pleasing, easy to assemble and one which may be utilized in a variety of orientations to provide either direct or indirect lighting. The assembly has a shade body member having a generally conical configuration which may be attached to a lamp socket. A lamp shade, which may be made of a flexible, expandible material is initially formed in a cylindrical configuration wherein the diameter is less than the maximum diameter of the conical body member, and one end of the shade is placed into the body member. A retaining member is inserted into the interior of the lamp shade so as to urge a portion of the outer surface of the lamp shade material into contact with an inner surface of the body member, thereby forming the lamp shade into a generally conical configuration. A locking collar, threadingly engaged with a lamp socket, holds the retaining member in place against the inner surface of the lamp shade.

Abstract: It is a body-electrostatic induction type of lamp device, in which the parts include the lamp shade and the lamp stand with an electrical circuit; when a person's body touches one of the aforesaid parts, the lamp can be lighted up or turned off.

Abstract: This invention discloses an assembled lampshade which includes a sector shade, a plurality of spiral connectors connected to the edges of the sector shade, and a plurality of supporting members connected to the sector shade and spiral connectors to construct a firmly assembled lampshade. During transport and storage of this lampshade, all of the supporting members can be disassembled and the sector shade with the spiral connectors secured thereto can be flattened as a result of their flexibility. Therefore, the space occupied by the lampshade is significantly reduced. When necessary, the lampshade can be readily re-assembled without any special skills.

Abstract: The invention relates to a lampshade which includes separable parts such as a truncated cone-shaped corrugated cover made of paper or a fabric material, curved plate segments for lining the corrugated cover, upper and lower ring members to interconnect releaseably the curved plate segments, and a rib assembly attached releaseably to the upper ring member. The parts of the lampshade can be conveniently stored and economically in a small package and easily assembled to form a lampshade.

Abstract: A cardboard sheet whose faces have different light reflective characteristics is foldable into a self-standing configuration and includes an infinitely adjustable connection between overlapping parts of the sheet for adjusting the angular position of a light reflective portion of the sheet. In the preferred embodiment the infinitely adjustable connection consists of a permanent magnet mounted to one end section of the sheet and a ferromagnetic strip mounted to the opposite end section of the sheet, the magnet and the strip being in operative engagement when the two end sections are in mutually overlapping relationship.

Abstract: A variable illumination light fixture which permits the level of illumination of the light fixture to be adjusted not only by dimming or brightening the intensity of the light bulb itself, but also by simultaneously closing off or opening up the fixture's light bulb.

Abstract: A covering for a lamp shade diffuser is disclosed. A conformable covering is prepared from a rectangular swatch of cloth. The top and bottom side edges of the swatch are hemmed to provide casing pockets which extend along the length of the swatch. A draw string is received in the upper casing pocket, and an elastic band is received in the lower casing pocket. The hemmed portion forming the lower casing pocket is gathered and stitched so that the relaxed length of the elastic band substantially exceeds the stitched length of the gathered hem. The ends of the rectangular swatch of cloth are sewn together to produce a tubular covering. The draw string is tensioned until the top of the covering is slightly smaller in diameter than the top of the lamp shade. The lamp shade is inserted into the tubular covering and the elasticized hem is positioned around and under the lower edge of the shade, thereby defining an underlap.

Abstract: An insert strip which is detachably insertable into a receiver strip so as to form a plate shelf to retain the side walls of the plate glass panels of a lampshade. A lower support which has a retainer ridge which conforms to the shape of the lower wall of the plate glass panel and retains the plate glass panel therein. The lower support also has a catch on either end thereof which fits into and is retained by catch holes on an injection plate. The injection plate also has an insert strip cavity and retainer walls which retain the insert strip and the receiver strip, respectively.

Abstract: A lamp-shade structure for a decorative lamp having an inner and an outer lamp-shade. The inner lamp-shade includes an upper annular member, a lower annular member and a flexible material stretched therebetween, while the outer lamp-shade is composed of a number of frame members which are abutted one upon another at their sides to assume a polygonal shade around the inner lamp-shade. The upper and lower annular members are respectively provided with a plurality of loop-shaped lugs equidistantly located along their outer circumferences and extending away from their centers, and the frame members each have replaceably mounted thereon a decorative piece. A connecting element is detachably provided between each lug and each frame member thereby to form a dual lamp-shade construction.

Abstract: A collapsible lamp shade includes a pair of resiliently compressible channel-defining members projecting inwardly from the interior surface of the shade cover to engage the periphery of a shade frame in a channel having an opening which is wider than the frame thickness. A structurally independent arcuately biased wire is selectively threaded into a sleeve at the lower edge of the cover to rigidify and radially expand the lower edge. Expansion of the lower edge tends to contract the upper edge about the frame to effect a more positive engagement of the frame in the channel. Structural independency of the frame engagement and the threaded rigidifying wire permit simple assembly at each edge of the shade without dislodging assembled components at the other edge. In the preferred embodiment the upper edge channel is defined by a cloth strip secured to the interior surface of the cover and having two transversely spaced sleeves extending in respective annular paths.

Abstract: Packaging problems with decorative lamps are avoided through the use of a lamp capable of storge in a relatively small space while disassembled and yet capable of rapid assembly without the use of tools. The lamp includes a base in the form of a regular, truncated polyhedron having a plurality of faces, each adapted to receive a decorative glass panel. Threaded fasteners pass through holes in ends of the panels to be received in threaded bores in the base to secure the panels thereto and the base is provided with a central opening for releasably, threadably receiving an electrical socket.

Abstract: A rigidified, conical structure formed of pleated or finely fluted material, having particular application to a lampshade. It includes a lampshade body which is formed of a tube of the pleated material which is radially collapsed at one end giving the tube a frustoconical shape. An outer shell of small diameter fits around the exterior surface of the collapsed end of the lampshade body, and an inner shell of larger diameter fits against the inner surface thereof. The two shells are drawn toward each other by a bolt and the lampshade body is clamped to the surface contours of the shells to become rigidified and to give the lampshade a cone angle which is determined by the shape of the shells.

Abstract: A collapsible light wand is formed from a telescopic tube assembly comprised of a plurality of overlapping translucent tube sections, the outermost tube section being attachable to the light end of a flashlight. A locking bar pivotally mounted to either the flashlight or to the outermost tube section may be swung over the ends of the tube sections when they are in the nested (retracted) position. A storage cylinder large enough to receive the nested tube assembly may also be provided, and is preferably attachable to the rear end of the flashlight for ease of carrying.

Abstract: The present invention discloses an assembled lampshade which includes two sector shades, a plurality of spiral connectors connected to the edges of the sector shades which are secured to each other in a face-to-face position, and a plurality of supporting members engaged with the sector shades and the spiral connectors to construct a firmly assembled lampshade. During transportation and storage of this lampshade, all of the supporting members can be disassembled and the sector shades with the spiral connectors can be made flat due to their flexibility. Therefore, the space occupied by the lampshade is significantly reduced. When the user desires to use the lampshade it can be readily assembled without any special skills.

Abstract: A hanging lamp can be folded in a compact size so as to ease packaging and shipment. The hanging lamp includes a foldable lampshade and a switch housing having a plurality of bendable lamp tube attached thereto. A plurality of ribs of the lampshade extend downwardly and outwardly from a top centerpiece forming a dome-shaped frame structure. Each rib includes an upper rib segment and a lower rib segment connected with each other by a pivot pin. A spring is disposed around the pivot pin and biases the lower rib segment away from the upper rib segment in a transverse direction so as to ease folding up the lower rib segment against the upper rib segment. The bendable lamp tube can also be bent inwardly so that the hanging lamp occupies little space in shipment.

Abstract: A lamp shade comprising a plurality of panels having upper and lower edge portions and a panel support. A plurality of clips attach the panels to the panel support, with the panels being arranged in a circumferentially extending pattern. Each of the clips has a panel groove and a support groove for receiving edge portions of the panel and the panel support, respectively. Each of the panels includes a panel member and a border member extending at least part way around the panel member and having confronting ends. The panel groove of each of the clips receives an edge portion of an associated panel and the confronting ends of the border member. This at least assists in holding the confronting ends of the border member on the panel member.

Abstract: A lampshade made in accordance with this invention is characterized in that it consists solely of a plurality of comparatively thin sheets of a same shape corresponding to a front vertical cross-sectional view of the lampshade or a vertically cut out half of said view. Each sheets has strips which are aligned in parallel with each other, and each strip has a base portion located adjacently to an outer contour of the sheet and a free end located oppositely to the base portion. When the plurality of sheets bound together at least at upper ends thereof are framed to the lampshade, they extend radially outwardly with a desired angular distance therebetween and strips thereof bridge over the outer contours of the sheets.

Abstract: A method of covering a lampshade with pleated fabric to enhance its decorative value. The pleated fabric is attached to elastic bands circumferentially, at predetermined markings, so that when applied onto the lampshade, the pleats are evenly spaced, which is essential in a decorative item. This method has the distinct advantages of ease of application and consistently reproducible results.

Abstract: A photographic light diffuser is disclosed having a support rod and collapsible frame with a plurality of ribs and stretchers. The frame and support rod are covered by a translucent panel at one end and a reflective panel at the other end which together define an interior chamber for receiving a light source. Access to the interior is provided by one or more closeable openings in the cover.

Abstract: A quad fold pleated material is disclosed which has excellent obscuring function and an esthetically pleasing appearance that hides the shadows of supporting structure of a lamp shade or whatever else the material is draped around.

Abstract: A universal matrix switching device is used with an automatic test system under computer control for interfacing with a unit under test to test system instrumentation. The switch has impedance matching with isolation between signal paths for high frequency transmission quality. The device uses movable switch actuators serving as multiple cross-point switches embedded in a matrix board with conductors.

Abstract: A light-diffusion box for illuminating a subject by means of a lamp placed within the box comprises in combination: a hollow rear casing having multiple facets and a reflecting internal face, the casing being constituted by a first sheet of opaque semi-rigid material provided with folding lines between the facets for collapsing the box to a flat state or for erecting the box in three dimensional form in readiness for use; a light-diffusing screen consisting of a translucent second sheet which is capable of assuming a flat shape; fasteners fitted respectively on the edges of the first sheet and on the edges of the second sheet; a central opening formed in the first sheet in order to place a light source in position within the diffusion box; folding lines which extend from the central opening to the periphery of the first sheet; a series of peripheral cut-outs formed in the first sheet with fastenable edges for converting the first sheet to a hollow casing; a polygonal contour at the periphery of the second she

Abstract: A knock down lamp shade using a pleated material is disclosed which has excellent appearance and storability, and is easily assembled and dis-assembled. A flexible draw ring connected to the pleated material that provides and assists the assembly and dis-assembly function yet forms the top of an assembled lamp shade. A novel rigid supporting structure is disclosed that is easily stored, assembled and dis-assembled, and when combined with my pleated material, creates an esthetically pleasing and economical known down lamp shade that has excellent capacity to hide or obscure the shadows from the supporting structure from observation when installed on a lit lamp.

Abstract: An illuminating reflector is composed of a stick which is adapted to be detachably inserted into a stick holding aperture formed in an illuminator, an actuating runner which pivotally connects a plurality of dome ribs and is slidably inserted onto the stick, a reflection sheet which is put on the ribs and cause diffusingly reflection of light, a fixed collar secured at the top portion of the stick, and struts which are pivoted at their opposite ends respectively to the fixed collar and to the midway of the ribs. Therefore, the reflector can be opened by displacing the runner toward the fixed collar to flare the reflection sheet in a shape of a box, while when removing the runner counterwardly, the reflector can be folded into a compact form.

Abstract: A lamp stand adapted to support in a fully expanded state a collapsible oriental lantern formed by an open-ended translucent shell on a floor or table surface. The upper opening of the shell is bounded by a top rib to which is attached a spider whose center hub has a hole therein, the lower opening being bounded by a bottom rib provided with tie strings or other leg connectors. The stand includes a raised mounting plate supporting a lamp socket and a harp from which upwardly extends a vertical rod that passes through the hole in the spider hub. The rod has an elastic collar thereon which is axially shiftable to a point under the hub to maintain the upper end of the lantern at this level, which print depends on the length of the lantern. Depending from the mounting plate is an array of legs each having an outwardly sloped upper section and a straight lower section whose foot rests on the surface.

Abstract: A knockdown lamp assembly (10) includes a shade (11) comprising a set of separate glass panel sections (12) surrounding an annular lower support frame (52) having an outer channel (60). Interlocking ribs (62) are located inwardly adjacent joints between adjoining panel sections (12) and block direct light from passing outwardly through the joints. The upper ends of the ribs (62) include offset portions (74) which engage slots (44) formed in a central support hub (42) spaced apart from the frame (52). The lower ends of the ribs (62) are received within the channel (60) and include ears (66) maintained beneath a channel shoulder (56) by outwardly adjacent hooks (68) connected to the panel sections (12). An upper holding cap (14) captures the upper portions of the panel sections (12) and a threaded rod (36) mounts the support hub (42) and holding cap (14).

Abstract: A light is described having a hollow body with a support means pivotally connected to the body for aiming the light, a transmission plate detachably held in its mount at the front of the body, a light source detachably mounted on a mounting plate which is in turn detachably mounted on the back end of the light, and a vent means for venting hot air from the interior of the light.

Abstract: A rigid, collapsible light box is disclosed. The light box comprises a back panel having an opening in which a light unit can be mounted, a rear side panel hingedly connected to each side edge of the back panel and a front side panel hingedly connected to each rear side panel. A light diffuser panel is hingedly coupled to the front side panels. The light box is collapsible to a stacked two-layer structure wherein the back panel and rear side panels form one layer and the front side panels and the light diffuser panel form the other layer.

Abstract: Apparatus for use in the assembly of a lighting fixture. A retaining spring clip bracket serves as releasable locking support and positioning constraint for elongated arcuate lamp shade panels peripherally encased in a plastic molding, and usually of transparent or translucent material. Brackets may be removed so as to remove the panels for transport, cleaning or for other purposes. Panles are suspended from a panel supporting structure. The structural spring means of the spring clip bracket releasably grasps the plastic molding covered edges so as to hold parts together by the frictional forces resulting from the spring tension in the retaining spring clip bracket in contact with the plastic covered edges of the panels.

Abstract: This modular light-diffusing or reflecting plastic panel, notably for photography, motion-picture and television, comprises a cut panel (1), of semi-rigid material having formed therein by pressing a series of grooves (2, 3, 4), oriented to permit the folding of the panel (1) in different planes in order to impart a three-dimensional configuration thereto with multiple faces; folding tabs and tongues (8, 9, 12) are formed along the panel periphery for assembling it with other similar panels or closing the panel. Various three-dimensional configurations may be given to this panel while preserving its stability in the upright position on a horizontal planar surface. This panel is very light in weight and capable of diffusing or reflecting light in all possible angular directions.

Abstract: A lamp shade assembly kit includes an assembly ring formed of flexible material into a closed loop, a hoop formed of rigid material and a cover member formed of flexible material into a continuous, open-ended configuration. The assembly ring has an enlarged hoop-receiving channel opening inwardly about the periphery thereof. The cover member is adapted to be secured to the assembly ring. The hoop can then be inserted into the enlarged channel in the assembly ring to give a selected shape to the assembly ring and cover member. With these features, the lamp shade assembly kit may be shipped and stored in knockdown condition and quickly assembled without tools in any of a wide variety of shapes and sizes with optional decorative trim selections.

Abstract: A lampshade which is shipped and/or stored in a knock-down condition can be readily erected without tools into a shade which is as structurally sound as if manufactured in preassembled condition. The shade is formed of two ring members, one having a spider member affixed thereto; a plurality of rib members; a plurality of clamping members having means for releasably securing clamping member to a rib member and a ring member, and hence the latter to each other; and a lamp shade frame cover adapted to be placed about the other members in the assembled condition.

Abstract: A holder for light-transmissive pictures in which light-transmissive pictures are arranged between a first curved foil of elastic light-transmissive material, and a second foil of elastic transparent or translucent material which is sprung into the curvature of the first foil. Bent-together ends of the first foil and the second foil have overlapping cutouts through which means for connecting the two ends may be inserted.

Abstract: In a container comprising a plurality of panels held together by a support system having stiff collars at the corners of the panels and connecting members connecting together groups of said collars. At least some of the connecting members are elastic members, as a result of which the support system holds the panels together into a container of a desired polyhedral configuration under the tension of the elastic members. The collars and the connecting members of the support system may be preassembled or kept separate from each other. In either case they can be compacted to a small size for storage, packing or shipping in such state together with a stacked pack of the panels to be used therewith, permitting final assembly of the panels to the support system by the ultimate consumer in a very short time without the need for tools. There results a decrease in space and fragility during storage, shipping and handling, with attendant cost savings.

Abstract: To minimize storage and transportation space, lampshades are produced, e.g. at the factory, as self-assembly kits each comprising a pair of rings, a plurality of connecting rods, and a gimbal consisting of a lampholder-receiving annulus with struts extending therefrom, together with a covering fabric panel and an optional lining fabric panel. The rods and struts have, on their free ends, respective tee-pieces each comprising a socket part which is a friction fit on the respective rod or strut, and a cross-piece which is slotted from end to end. The kit can be packed in a package of shape and dimensions in plan such as to contain the larger of the two rings and of a depth to contain the gimbal on its side. The eventual user assembles the lampshade with the connecting rods extending between the two rings and holding the latter spaced apart, the cross-piece of their tee-pieces being snapped onto the rings. Thereafter the covering panel (and the lining if used) is secured in place between the two rings, e.g.

Abstract: The shade assembly for use in a lighting fixture is characterized by a knockdown construction so that it may be easily disassembled for purpose of storage or transport. The shade assembly is in the general form of a regular polyhedron and includes a set of at least three flat trapezoidal windows arranged in a closed figure with their short sides on top and their long sides on the bottom. A base member is centrally disposed in the region above the windows. There are also a set of at least three ribs, each rib extending along the juncture of two of the windows and having its upper end removably secured to the base member. Each window is removably secured to the two adjacent ribs.

Abstract: A lamp which can easily be disassembled and assembled comprising a frame structure composed of a plurality of frame units, upper and lower holders for holding three or more of said frame units in combination and a light globe socket on said upper or lower holder; and shade plates detachably engaged with the frame units respectively for enclosing said socket and defining the peripheral construction of the lamp. Said frame unit has a vertical pillar and a pair of frame arms transversely extending therefrom, the intermediate portion of the frame arms being bent to make an obtuse angle (about 120.degree.). A plurality of said frame units are put together with the bent portion of the frame arms being inside and facing each other, and held by said upper and lower holder, then a light bulb socket is mounted on the upper or lower holder. Finally, the shade plates are slid along the pillar and are fixed to the frame units respectively to finish the lamp.

Abstract: A lampshade comprising at least a pair of upper and lower hoops secured to a flexible covering extending between said hoops. The flexible covering is preferably of a washable, stretch knit fabric so that the entire lampshade may be immersed for cleaning. The flexible covering is formed of a flat sheet of a predetermined shape and formed in a tubular configuration by a generally longitudinal seam. A longitudinally extending lighting fixture comprising a plurality of individual light sources is provided for an elongated alternate form of the lampshade. The flexible covering may also be formed of a sheet which is sufficiently pliable to conform to the shape of a single hoop and suffficiently rigid to retain such shape without being weighted or shaped by a second hoop. Manually operable quick release fastening means are provided to interconnect the various coverings to the associated hoop or hoops.

Abstract: In a lamp shade of the type comprising a plurality of panels, preferably glass panels, held together by a support system having stiff collars at the corners of the panels and connecting members connecting together groups of said collars, some of the connecting members are formed as elastic members, as a result of which the support system holds the panels together into a lamp shade of a desired polyhedral configuration under the tension of the elastic members. The support system may be preassembled and compacted to a small size for storage, packing or shipping in such state together with a stacked pack of the panels to be used therewith, permitting final assembly of the panels to the support system by the ultimate consumer in a very short time without the need for tools. There results a decrease in space and fragility during storage, shipping and handling, with attendant cost savings.

Abstract: A backlight for an electrooptic display, such as a liquid crystal display, serves to diffuse and distribute light from a point source, such as an incandescent bulb, over a broad, flat thin area providing backlighting for the display. The backlight employs a transparent light transmitting member with a slot or recess for the light source, wrapped in a thin transluscent sheet which covers both front and back surfaces and the edges to serve as a transflector.

Abstract: The lamp shade comprises a cover fabricated from a generally rectangular sheet of flexible material to which composite tape units are attached adjacent the upper and lower edges thereof. Each tape unit includes a first pile-type fastener tape having its back side secured to the sheet adjacent the top edge thereof, a fabric tape attached to the first pile-type fastener tape and a second pile-type fastener tape attached to the fabric tape along the edge thereof opposite the edge to which the first pile-type fastener tape is attached so that the fabric tape can be looped or folded about a conventional lamp shade ring and the second pile-tape fastener tape then releasably engaged with the first pile-type fastener tape to maintain the sheet of flexible material in a generally cylindrical configuration.

Abstract: A lampstand providing a stable and properly-oriented support for a lampshade, particularly one constituted by an oriental lantern formed by a collapsible paper shell having polar openings, each of which is bridged by a strut having a central loop. The stand includes a vertical pole carrying a bulb socket and a harp formed by a triad of arms which encage the bulb and interconnect upper and lower rings. The lower ring is secured to the pole and the upper ring supports an extension rod in axial alignment with the pole. The lantern is mounted on the stand to envelop the bulb, the upper loop being attached to the head of the extension rod, the lower loop engaging the pole at a point just below a resilient collar which embraces the pole and is shiftable to a position subjecting the lantern to tension to maintain the shell thereof in its fully expanded state. Extension rods of different length may be installed on the harp to allow for centering of the bulb for a range of shade sizes.

Abstract: A ready-to-assemble knock-down kit for forming a lamp shade and analogous articles includes a plurality of panels, preferably of flexible non-self-supporting material such as cloth, and a plurality of longitudinally-extending ribs for snappingly engaging adjacent side edge regions of each two adjacent panels. Each rib has resilient wall portions which bound a generally U-shaped channel for receiving therein with snap-type action a side edge region of one panel and a side edge region of another adjacent panel. The panels are supported in a predetermined lamp shade type orientation relative to each other by a plurality of support elements which extend radially outwardly from a ring member that is adapted to be mounted on a lamp to be shaded. Each support element has one end turnably mounted in the ring member and another end mountable on a respective rib. The other end is receivable either directly in the channel of the respective rib or in an auxiliary channel formed in an extension of the rib.

Abstract: A reflector or diffuser system is provided for an electronic flash unit. The system comprises an inflatable pillow having a front ply and a back ply with a valve carried by the pillow for enabling inflation thereof. A resilient strap is used for securing an electronic flash to the pillow by overlying the electronic flash and urging it tightly against one of the plies. A filter is removably connected between the one ply and the face of the electronic flash.

Abstract: A collapsible lamp shade which can be assembled quickly and easily in any desired one of a variety of interchangeable external configurations comprising an interchangeable shade member formed of one of various flexible fabric materials having upper and lower continuous collar portions, upper and lower interchangeable hoop members, each including an outer circumferentially extending sidewall around which one of the shade member collar portions is located, and a substantially horizontal shelf portion which maintains the location of each collar portion. A plurality of support rods extend between the opposed hoop members to stretch the shade member, while, conversely, the stretched shade member maintains the support rods in a fixed position within the hoop members. One of various contour ring members may be located over a sidewall of and against a shelf portion of one or both hoop members to give a desired interchangeable outer configuration to the shade member and an interchangeable inner liner may be provided.

Abstract: A kit for constructing a decorative polyhedral structure is described in which a plurality of interlocking planar matrices are provided, each matrix being in the shape of a polygon with at least two straight isosceles sides and having interstices in which a fusible or settable plastic decorative material is introduced and set prior to construction of the polyhedron shape.

Abstract: A globular chemical-lighting assembly suitable as an illuminated playing ball or as an omnidirectional light-emitting source. The assembly is constituted by a compact chemi-luminescent device which is insertable within an inflatable globe formed of translucent material to occupy a central position therein, the globe acting to uniformly diffuse the light emitted by the device. The chemi-luminescent device is formed by two separate chambers in side-by-side relation, each containing one component of a two-component chemi-luminescent system and a manually-operated activator interconnecting these chambers to intermingle the components and thereby cause a light-producing reaction, the device normally being in a non-reactive state.

Abstract: The shade assembly for use in a lighting fixture is characterized by a knockdown construction so that it may be easily disassembled for purpose of storage or transport. The shade assembly is in the general form of a regular polyhedron and includes a set of at least three flat trapezoidal windows arranged in a closed figure with their short sides on top and their long sides on the bottom. A base member is centrally disposed in the region above the windows. There are also a set of at least three ribs, each rib extending along the juncture of two of the windows and having its upper end removably secured to the base member. Each window is removably secured to the two adjacent ribs.