Vehicle safety illumination device
What is claimed is: 1. An illumination device for a multi-wheeled venicle comprising: a housing member for being carried by said vehicle; said housing member constructed for receiving and containing a... Read More
Inventors: Beck, Blaine E.; Corris, Charles J.;, Assignee: |
Annular illuminator
Referring to the Figure, there is shown a sectional view of a preferred embodiment of the annular illuminator of the present invention. The annular illuminator comprises an elliptic surface 10, a cyl... Read More
Inventors: McCamy, Calvin S.;, Assignee: Kollmorgen Technologies Corporation (Dallas, TX) |
Annular illuminator
Referring to the FIGURE, there is shown a sectional view of a preferred embodiment of the annular illuminator of the present invention. The annular illuminator comprises an elliptic surface 10, a cyl... Read More
Inventors: McCamy, Calvin S.;, Assignee: Kollmorgen Technologies Corporation (Dallas, TX) |
Electric radiant heating device for localized heating of objects and substances
I claim: 1. An electric burner comprising: an ellipsoidal reflector having an inner focus and an outer focus with both focus points on the major axis of the ellipsoidal reflector; an elongate filament... Read More
Inventors: Downs, James W.;, Assignee: |
Rod shaped linear light diffusion apparatus
It is an object of the present invention to provide desired luminous fluxes in a rod shaped linear light diffusion apparatus. Another object of the present invention is to generate luminous fluxes whi... Read More
Inventors: Sasada, Shigeru;, Assignee: Dainippon Screen Mfg. Co., Ltd. (JP) |
Fluorescent compounds for absorption and re-emission of radiation
OF THE INVENTION The present invention relates to novel fluorescent compositions comprising chelates containing a phenalenone nucleus of the following formula: [RE (P.sup.x).sub.n (L.sup.y).sub.m ].s... Read More
Inventors: Parkinson, Bruce A.; Streitwieser, Jr., Andrew; Wiley, Douglas W.;, Assignee: E. I. Du Pont de Nemours and Company (Wilmington, DE) |
Quantum dot Laser
What is claimed is: 1. A quantum dot laser comprising: a laser host material; a plurality of quantum dots disposed in said host material; and a pumping source for exciting a population inversion in sa... Read More
Inventors: Hakimi, Farhad; Bawendi, Moungi G.; Tumminelli, Richard; Haavisto, John R.;, Assignee: The Charles Stark Draper Laboratory, Inc. (Cambridge, MA) |
Hollow light guide for diffuse light
In accordance with the preferred embodiment, the invention provides a light guide containing a light source. The light guide consists of an outer prism light guide surrounding a cover which in turn su... Read More
Inventors: Whitehead, Lorne A.;, Assignee: The University of British Columbia (Vancouver, CA) |
Light pipe optical coupling between led and fiber optics cable
In the drawings, FIGS. 1-19a, the basic elements include a mounting means, or housing means, indicated generally at 10, an LED 11 received by the tubular mounting means, a fiber optics cable 12 also ... Read More
Inventors: Savage, Jr., John M.;, Assignee: |
High efficiency direct coupling of radiant electromagnetic energy into dielectric wave guide structure
Referring first to FIGS. 1-4, radiant energy transmitting apparatus is indicated generally at 10, such energy for example consisting of light, as in the visible wave length zone of the spectrum. The ... Read More
Inventors: Popovich, John M.;, Assignee: TIR Technologies, Inc. (Carson City, NV) |
High efficiency ejection of light from optical wave guide, by holographically produced light scattering means
Referring first to FIG. 8, an optical wave guide is in the form of a plate 100 having upper and lower sides 101 and 102, and edges 103 and 104. A thin photographic emulsion 113 covers the plate lower... Read More
Inventors: Pelka, David G.;, Assignee: TIR Technologies, Inc. (Carson City, VA) |
Display system
The general purpose of the present invention is to provide an improved outdoor display system. According to embodiments of the present invention, there is provided a display system, which can be used ... Read More
Inventors: Kurtenbach, Reece A.; Lutz, Robert James; Seeley, Robert E.; Wendler, Brett David;, Assignee: Daktronics, Inc. (Brookings, SD) |
Optical transmission tube, making method, and linear illuminant system
An object of the invention is to provide an optical transmission tube allowing directional emergence of light from one side or an outer surface area thereof at a high luminance. Another object of the ... Read More
Inventors: Sugiyama, Hideo; Sugimachi, Masato; Ishiharada, Minoru; Morimura, Yasuhiro; Terahama, Tatsuo; Fukuyama, Hiroshi; Tanuma, Itsuo;, Assignee: Bridgestone Corporation (Tokyo, JP) |
Mode-locked semiconductor laser
The object of the present invention is to provide a mode-locked semiconductor laser which has few operation limitations in design, a wide range of operating conditions, a low level of jitter, and exce... Read More
Inventors: Nambu, Yoshihiro;, Assignee: NEC Corporation (Tokyo, JP) |
Fluorescent polymeric pigments
OF THE INVENTION The light fast pigment of the present invention comprise polymers that comprise polymerized units of fluorescent dye; the fluorescent dye is incorporated into the backbone of the pol... Read More
Inventors: DiPietro, Thomas C.;, Assignee: Day-Glo Color Corporation (Cleveland, OH) |
User-interface illuminator
According to an embodiment of the present invention, a more efficient single light source with a improved conversion of electrical power to optical power replaces the use of multiple LEDs to achieve a... Read More
Inventors: Nousiainen, Jaako; Kaikuranta, Terho;, Assignee: |
Field emission element and method for manufacturing the same
It is, therefore, an object of the present invention to provide a field emission element having a structure which is capable of lowering a driving voltage by reducing a diameter of a gate hole, reduci... Read More
Inventors: Niiyama, Takahiro; Tanaka, Mitsuru; Obara, Yuji;, Assignee: FutubaCorporation (Chiba, JP) |
Large cross-sectional area molecular beam source for semiconductor processing
The present invention provides an apparatus for the controlled delivery of a directionalized, large cross-sectional area molecular beam of a reactant species to the surface of a substrate. The apparat... Read More
Inventors: Askary, Farid; Farnaam, Mohammad R. K.; Balooch, Mehdi;, Assignee: Plaser Corporation (Santa Clara, CA) |
Illumination and pick up apparatus
What is claimed is: 1. Apparatus for focusing source radiation on a surface and receiving radiation which is reflected from said surface, comprising: unitary reflecting means having at least one refle... Read More
Inventors: Soo, Suk S.; Schwartz, Andrew M.;, Assignee: International Business Machines Corp. (Armonk, NY) |
Linear light source
It is an object of the present invention to overcome the problems in the prior art discussed above and to provide an improved linear light source for a film scanner. In accordance with one aspect of t... Read More
Inventors: Kaplan, Martin C.;, Assignee: Eastman Kodak Company (Rochester, NY) |
Light collector for an LED array
According to one aspect of the present invention, there is provided a light collector adapted to be interposed between a light source and a target surface. The light collector includes a cylinder lens... Read More
Inventors: Hubble, III, Fred F.; Scheuer, Mark A.; Soures, Nicholas M.; Floridio, G. Peter; Wagner, Moritz P.; Aurand, Steven L.;, Assignee: Xerox Corporation (Stamford, CT) |
Indicator lighting unit
It is an object of this invention to provide an indicator lighting unit which can be mounted in an indicator irrespective of the type of the indicator and which has a simple structure by simplificatio... Read More
Inventors: Kubota, Minoru;, Assignee: Yazaki Corporation (JP) |
Cavity illuminating device
Thus, it is an object of the present invention to provide for a device for controlled and variable illumination of a cavity in which the light flux from the light source is not diminished at full aper... Read More
Inventors: Rieder, Peter; Schurmann, Robert;, Assignee: Volpi AG (Urdorf, CH) |
High temperature plastic light conduit and composition of matter therefor
OF PREFERRED EMBODIMENTS Although the present invention will now be described with reference to specific embodiments, such embodiments are described by way of example only and are merely illustrative... Read More
Inventors: Zarian, Jamshid; Robbins, John A.;, Assignee: Lumenyte International Corporation (Costa Mesa, CA) |
Laser dye doped fluorescent optical fiber and method of preparation of the same
Several objects of the present invention can be enumerated, as follows: It is an object of the present invention to provide an optical fiber suitable for illumination applications. It is an object of ... Read More
Inventors: Naum, Daniel;, Assignee: DN Labs, Inc. (Eugene, OR) |
Optical couplers with multilayer fibers
One aspect of the present invention provides a tapered coupler having at least a first fiber and a second fiber. The first fiber has a first-fiber and a first-fiber cladding surrounding the core. The ... Read More
Inventors: Miller, William J.; Weidman, David L.;, Assignee: Corning Incorporated (Corning, NY) |
Abrasion resistant reflective marking composition
What is claimed is: 1. An abrasive resistant, reflective exterior marking composition useful for application to a substrate, such as a cementitious substrate, said composition comprising, in combinati... Read More
Inventors: O'Brill, Robert;, Assignee: |
Vehicular headlamp providing near-ultraviolet radiation
The present invention has been made in consideration of the aforementioned background, and an object thereof resides in providing a headlamp for a motor vehicle which assures that sufficient brightnes... Read More
Inventors: Oshio, Hirohiko;, Assignee: Koito Manufacturing Co., Ltd. (Tokyo, JP) |
Method for preparing porous metal hydride compacts
The embodiments of the invention in which an exclusive property or privilege is claimed are defined as follows: 1. A method for preparing a porous metallic-matrix hydride compact comprising: forming a... Read More
Inventors: Ron, Moshe; Gruen, Dieter M.; Mendelsohn, Marshall H.; Sheft, Irving;, Assignee: The United States of America as represented by the United States (Washington, DC) |
Device for obtaining coordinated movements of operative members incorporated in a machine or a plant
The subject invention provides a device which uses comparatively simple mechanical means to give the desired coordination between several operative members included in a machine or in a plant and wher... Read More
Inventors: Smedlund, Kurt H.;, Assignee: |
Lighting 
