Did You Know...
...that the x-ray was discovered purely by accident? When German physicist Wilhelm Konrad von Roentgen was experimenting with cathode rays in 1895, he put an activated Crookes tube in a book and went out to lunch. When he returned, he discovered that a key that had also been placed in the book showed up as an image on the developed film!
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| Number | Title | Issue Date |
| 4882658 | Headlamp assembly A headlamp assembly which includes a lamp body for adjustable movement about a aim axis and in which such movement is realized through a rotatable wheel accessible from above the headlamp assembly and which is rotatable about an axis normal to the aim axi... | 11/21/1989 |
| 4843523 | Headlight device A headlight device including a movable member connected to a stationary supporting member at spaced apart three points, at two of said three points said movable member being connected respectively to the stationary supporting member through aiming mechani... | 06/27/1989 |
| 4837667 | Lighting system with lamps arranged between two low-voltage conductors Lighting system comprising in particular projectors arranged between two low-voltage conductors, to which they are connected in an electrically manner. Each projector comprises a base on which are arranged radially on the longitudinal axis current-carryin... | 06/06/1989 |
| 4814955 | Swivel device for mounting a spotlight A swivel device for mounting a spotlight comprises vertical means for adjustable rotation of the spotlight around a vertical axis over a maximum arc of more than 360° without twisting damage to electrical wires passing through an interior portion of the ... | 03/21/1989 |
| 4760503 | Visor for a vehicle A visor assembly including a pivoted cover for a vanity mirror which includes camming surfaces on the pivot socket for urging the cover between open and closed positions. In one embodiment, the visor is selectively illuminated by the operation of a cover ... | 07/26/1988 |
| 4760511 | Light fixture A light fixture is provided having a mounting base and a housing. The base and housing are connected to each other by an arm that extends from a corner of the top of one to a corner of a side of the other. This arrangement permits the base to rotate with ... | 07/26/1988 |
| 4760507 | Electrical lighting fixture having variable distribution characteristics A lighting fixture utilizing an electrical lamp connected to an electrical power source. The fixture entails a base member which is rotatably mounted to an object. A body is also provided which supports the electrical lamp. The body includes a first end p... | 07/26/1988 |
| 4727460 | Adjustable lighting fixture An adjustable fixture for holding a lamp of the type having a generally annular rim, such as a sealed-beam lamp, includes a lampholder having front and rear generally parallel, spaced generally U-shaped members. The lampholder includes a base section adap... | 02/23/1988 |
| 4725933 | Line guide projector A line projector (10) embodying the concepts of the present invention is employed to project a vane of light onto a work surface (16). The line projector is contained within a housing (12) that is mounted, as on the truss arrangement (13), in spaced relat... | 02/16/1988 |
| 4692849 | Heat free examination light with fully rotatable head and arm A novel examination light that utilizes a quartz halogen lamp and dichroic reflector to produce heat free white light, mounted on a versatile support arm that is moveable in a vertical arc through any angle about a support axes and is counterbalanced by a... | 09/08/1987 |
| 4679125 | Headlamp-indicator unit for motor vehicles A headlamp-indicator unit (1) for motor vehicles, includes a reflector unit (2) made of plastic material or a spacer member of plastic material with a reflector of metal, in which are formed closed lamp chambers (3, 4) with corresponding reflector walls a... | 07/07/1987 |
| 4631645 | Headlamp assembly A headlamp assembly that is particularly adapted for use by auto mechanics, and has as its principal components an adjustable headband to which two overhead straps are secured and a lamp that is slidably mounted on one of the straps. The lamp is pivotally... | 12/23/1986 |
| 4600978 | Illuminator An illuminator of the type designed to be used as embedded in a framework is disclosed. A light push of the finger tip given to a lid on the front side of an illumination chamber causes the lid to open gently and, at the same time, puts on an electric bul... | 07/15/1986 |
| 4599681 | Vehicle headlamp assembly A headlamp assembly which includes a support bracket that carries a pair of headlamp units in side-by-side relationship and is attached to a support housing at three pivot points so as to allow simultaneous adjustable positioning of the headlamp units abo... | 07/08/1986 |
| 4591953 | Operating theatre table light The light comprises a cluster of lamp units (100), pivotally mounted at (6,7), on respective chassis (8) running on a loop track. The lamp units are approximately equidistant from a central axis and illuminate a common patch on the axis. Each chassis (8) ... | 05/27/1986 |
| 4584634 | Support device for a vehicle headlamp A support device for a vehicle headlamp that includes a ring-like retainer member having three spaced rearwardly extending arms each of which is provided with a spring clip for contacting and maintaining the headlamp within the retainer member.... | 04/22/1986 |
| 4581688 | Mechanic's lamp with shield and selectively rotatable suspension means In the preferred embodiment described and illustrated, the lamp comprises a box-like receptacle in which to confine a light. One side of the box is open, and a grid-type shield is pivotably coupled thereto, and latchingly engaged with clasps, to expose il... | 04/08/1986 |
| 4581689 | Lamp A lamp (5) is secured to the end (4) of a support arm for at least horizontal translational movement, and is pivotable about a vertical axis (10) for azimuth adjustment of the light beams (from lenses 82, 83). To facilitate such horizontal movement by mea... | 04/08/1986 |
| 4554620 | Lamp and lamp arm A first support arm section is hingedly connected to a second support arm section to form therewith a light source support arm which can be selectively articulated into either an extended or a folded over disposition. A first end of the support arm is for... | 11/19/1985 |
| 4511954 | Visor with auxiliary light An auxiliary visor light includes a visor body coupled to a vehicle and including a light housing coupled to the visor body and movable between a stored position substantially flush with the visor body and a use position projecting from the visor body and... | 04/16/1985 |
| 4499528 | Interior light assembly for a vehicle A combination interior illumination and reading light assembly for a vehicle. The assembly comprises a lamp housing 1, a lamp 5 disposed within the housing, a reflector 3associated with the lamp 5 and a diffuser lens screen 7 for providing diffuse illumin... | 02/12/1985 |
| 4491901 | Support device for a vehicle headlamp A support device for a vehicle headlamp that consists of a wire shaped so as to have a gripping engagement with the peripheral portion of the headlamp adjacent the lens and that includes formed wire sections which rotatably carry adjusting screws which co... | 01/01/1985 |
| 4488209 | Portable lighting apparatus A portable lighting apparatus having a lamp assembly attached to the top of an elongated mast, preferably formed of interconnectable relatively short sections. The lamp assembly includes at least one electric lamp affixed to a horizontal shaft for rotatio... | 12/11/1984 |
| 4470105 | Optical apparatus A kinematic lamp mount for mounting a spectral source lamp (3) such as a hollow cathode lamp accurately with respect to an optical axis of, for example an atomic absorption spectrophotometer comprises a base member (100), a lamp holder (1) and two spring ... | 09/04/1984 |
| 4463413 | Adjustable photographic light stand An adjustable photographic light stand includes a base supported on rolling casters, and a column extending upwardly therefrom. An extendable boom arm is joined to the column by an adjustable carriage assembly which maintains the boom at any elevation alo... | 07/31/1984 |
| 4454569 | Lighting fixture primarily adapted for use in association with modular office furniture Disclosed is a lighting fixture which is primarily adapted for removable attachment to modular office furniture and for adjustable, substantially glare-free illumination of a work surface. The lighting fixture has a substantially elongated housing for a b... | 06/12/1984 |
| 4443831 | Light means and method of lighting A portable auxiliary light having a case, a battery positioned within the case, and a light house on the end of the case. The light also has bellows interattaching the case and the light house and a related circuitry positioned in the case. The method for... | 04/17/1984 |
| 4437144 | Height-adjustable support arm with a parallelogram linkage A height-adjustable support arm with a parallelogram linkage has a stationary first articulated head and a second articulated head which is movable relative thereto, the second articulated head having a support bar connected thereto for mounting a device ... | 03/13/1984 |
| 4432042 | Portable book light A book-light characterized by its small size and light weight is formed from suitable plastic material with a base supporting a vertical lamp-bearing arm and an integral clamp consisting of a U-shaped frame having side arms rigidly attached to the base an... | 02/14/1984 |
| 4415956 | Retainer member for a vehicle headlamp A retainer member for maintaining a headlamp within a housing characterized in that one portion of the retainer member is connected to the housing by a pivotal connection and another portion of the retainer member is connected to the housing by a spring c... | 11/15/1983 |
| 4392183 | Device in connection with cameras The invention relates to a device in connection with cameras for the support of flashlight units (14) on the socket (2) of the lens of the camera, so that the respective flashlight unit (14) will be supported in a laterally displaced manner relative to th... | 07/05/1983 |
| 4390114 | Hinge construction for electrical enclosures A hinge construction particularly for pivotally connecting the housing and cover of an electrical enclosure together is preferably formed integrally as part of the lid and as part of the housing so as not to require separate fasteners or hinge pins, yet t... | 06/28/1983 |
| 4380792 | Pivot mounting This invention is a pivot mounting for a lamp (12) comprising a pair of journal bearings (30) and two parallel semi-circular springs (14, 16) urging the bearings towards one another, the bearings having gripping surfaces (56) for the mirror. The springs (... | 04/19/1983 |
| 4364106 | Light display device with travelling balls and compound rotation A rigid assembly of hollow tubes is caused to rotate simultaneously about vertical and horizontal axes while illuminated from below by a stationary light source. Balls confined within the tubes travel within said tubes during the rotational motion.... | 12/14/1982 |
| 4357651 | Rectangular seal beam lamp and universal support assembly A rectangular seal beam lamp and single-point universal support assembly for vehicles that is replaceable as a unit and that has high shock-absorbing characteristics. The lamp includes a rectangular plastic paraboloidal reflector having an integral single... | 11/02/1982 |
| 4337508 | High wattage lamp fixture An incandescent lamp fixture includes an incandescent lamp screwed into a plastic lamp socket, a metallic heat dissipater in intimate heat transfer contact with the socket and having heat dissipating fins extending out from the socket. A metallic reflecto... | 06/29/1982 |
| 4333131 | Headlight mounting and adjustment mechanism A headlight mounting and adjustment mechanism particularly suited for use in a motor vehicle for adjusting the direction in which the headlight is aimed includes a headlight assembly elastically yieldably supported by a headlight support at one location. ... | 06/01/1982 |
| 4306279 | Adjustable recessed electrical lighting fixture An adjustable recessed electrical lighting fixture utilizing an electrical socket which engages a lamp. A mounting plate surrounds at least a portion of the lamp. A frame having a pair of legs pivotally connects the mounting plate and provides support for... | 12/15/1981 |
| 4303967 | Welding light This light is designed for use in the welding industry, for checking joint preparations, by lighting the area to be welded, lighting the area of a weld, so as to enable the user effectively to clean or chip slag from it, etc. It consists primarily of a sl... | 12/01/1981 |
| 4188655 | Vehicle headlamp and mounting assembly A headlamp and integral mounting assembly having three peripherally spaced integrally formed mounting means, which cooperate with headlamp support means to provide three suspension points from which the lamp is pivotally mounted for independent adjustment... | 02/12/1980 |
