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An aircraft having vertical takeoff and landing capability provided with at least first and second laterally extending paddle wheels rotatable on a central axis perpendicular to the longitudinal axis of the aircraft fuselage and between its nose and tail.
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| Number | Title | Issue Date |
| 8136973 | Lighting apparatus A lighting apparatus is disclosed. The lighting apparatus includes a light source, a first reflective unit reflecting light, a second reflective unit that is positioned opposite the first reflective unit and reflects the light, and a light pipe positioned outside th... | 03/20/2012 |
| 8113702 | Variable condenser for delivery of illumination including recursively nested circle to-line fiber optic converter cable A variable condenser for delivery of illumination, including a recursively nested circle-to-line fiber optic shape-converting cable and a focusable input lens system. At the input of the fiber optic cable, sets of individual optical fibers comprise successively smal... | 02/14/2012 |
| 8104942 | Light guide sheet and movable contact element using the same A light guide sheet and a movable contact element using the sheet are inexpensive and provide adequate illumination. In the light guide sheet, light-transmissive upper conductive layers, reflective layers, and lower conductive layers are laminated in this order in p... | 01/31/2012 |
| 8070340 | Light guiding member and linear light source apparatus A light guiding member in a shape of a rod shape comprises a light receiving portion formed on an end thereof in an axial direction thereof, and a knurled recess portion which extends in the axial direction, is formed on a side face thereof, wherein the knurled rece... | 12/06/2011 |
| 8070341 | Light pipe with uniformly lit appearance A light pipe having substantially uniform brightness along a length thereof is disclosed. The light pipe includes a first end for receiving a plurality of light rays, a reflective portion for directing the received light rays in a pre-determined internal light patte... | 12/06/2011 |
| 8038335 | Apparatus for providing even, focused illumination of a target surface The present invention discloses improvements on an apparatus for reading a document by illuminating it with a beam of focused light, directing the reflected light to an array of optical sensors, digitalizing the resulting image and storing it for future use. It disc... | 10/18/2011 |
| 7942561 | Light guide having reflective protruding portion, and lighting devices including such light guide A rod- or plate-shaped light guide includes a first end that receives illuminating light incident thereon, a bottom surface having a reflecting portion thereon for reflecting the light, an emitting face which emits the reflected light, and a protruding portion protr... | 05/17/2011 |
| 7780325 | Luminous turning button A luminous turning button for an electric circuit, including a handle mounted to pivot about an axis to actuate at least one electric switch unit and that is illuminated by a light source substantially disposed along the axis. The handle includes a cap forming a dis... | 08/24/2010 |
| 7766525 | Household appliance, particularly built-in household appliance A household appliance includes a front door having an upper edge, a front cover disposed in front of the front door; and an optical status display device mounted on the household appliance. The one optical status display device is hidden in a built-in state of the h... | 08/03/2010 |
| 7762702 | Light guide display systems and related methods, systems, and computer program products A light guide display system includes a display and a first light guide adjacent the display and having transmissive and nontranasmissive regions. The transmissive regions are configured to transmit light in a first pattern from the first light guide to the display.... | 07/27/2010 |
| 7748882 | Ultra thin radiation management and distribution systems with hybrid optical waveguide A thin-profile, optically efficient lighting device for use with, among other things, flat information displays, includes a combination of three optically coupled light propagating structures, fabricated of electromagnetic flux transmitting materials. The first stru... | 07/06/2010 |
| 7717598 | Light guide, light source apparatus, and electronic apparatus A light guide is disclosed. The light guide includes an incident surface, an exit surface, and a light guide section. Light emitted from a plurality of light emitting devices disposed in line enters from the incident surface. The exit surface is formed in a shape ca... | 05/18/2010 |
| 7658525 | Backlight assembly and LCD having the same A backlight assembly includes: an EEFL (external electrode fluorescent lamp) including an external electrode through which a driving voltage is applied, and a lamp for emitting light; a side support for supporting the EEFL; and a protective cap disposed above a port... | 02/09/2010 |
| 7614772 | Linear light emitting apparatus The linear light emitting apparatus includes: a light source; and, a linear light guide member into which the light of the light source is guided from one end side thereof, and also which includes a projecting portion extending continuously along the longitudinal ax... | 11/10/2009 |
| 7611271 | Efficient light injector A light injector includes a tapered solid light guide having a light input end, an opposing light output end, and a total internal reflection surface defining a longitudinal outer surface there between. The light input end includes an aperture extending into the tap... | 11/03/2009 |
| 7600905 | Light unit and exterior mirror with a light unit The invention relates to a vehicle light unit with one or several lamps, in which light can be guided in a light conductor material, in particular a flashing direction indicator light unit. At least two light conductor sections (16a-16c) ... | 10/13/2009 |
| 7585097 | Light pipe providing wide illumination angle A light pipe is configured to provide a wide effective angle of illumination while simultaneously providing a substantially uniform distribution of light along a length of the light pipe. One or more reflective surfaces not aligned with an inner surface are disposed... | 09/08/2009 |
| 7575355 | Apparatus for illuminating channel letters and light boxes A channel letter or light box illumination apparatus wherein the channel letter or light box is illuminated from a luminaire located at some distance from the channel letter or light box, ideally in a location expeditious to servicing replaceable components such as ... | 08/18/2009 |
| 7559680 | Light system with stacked light pipe structure The present invention includes decorative, architectural, and building materials and methods of making these materials, using them or both. The present invention relates to an article of manufacture that includes a light source and a substrate with a plurality of vo... | 07/14/2009 |
| 7540643 | Backlight modules A backlight module for a display panel of a display device is provided. The backlight module comprises a light-emitting unit and a control unit. The light-emitting unit provides light to the display panel. When the display panel displays images in a first mode, the ... | 06/02/2009 |
| 7537367 | Illumination device, image reading device, and image forming apparatus An illumination device that illuminates an original document by propagating an illuminating light beam output from each of a plurality of light emitting diodes from a first end surface of a light guide to a second end surface of the light guide. Assuming that A is a... | 05/26/2009 |
| 7500774 | Angular light guide with fringed portion An annular light guide is provided. The annular light guide is made of optically transparent material, and is provided with an annular body that is an integrated combination of a light inlet and a light outlet. A light source is disposed in a cavity formed in the li... | 03/10/2009 |
| 7490966 | Illumination system An illumination system having a light source, an integration rod and a color wheel is provided. The light source is suitable for providing a light beam. The light integration rod and the color wheel are disposed in the transmission path of the light beam. The color ... | 02/17/2009 |
| 7458708 | Lighting fixture A lighting fixture is disclosed to include a light guide bar, a connector holding a LED at a first end of the light guide bar, and a first reflector and a second reflector respectively covered on a part of the periphery and a second end of the light guide bar to ref... | 12/02/2008 |
| 7443591 | Homogenizing optical beam combiner An optical homogenizing and combining apparatus, comprises a one piece, hollow, tubular body having a first input leg, a second input leg and an output leg, each leg having a polygonal cross-section and highly reflective interior surfaces in accordance with an embod... | 10/28/2008 |
| 7438424 | Illumination optical apparatus and projection type display apparatus An illumination optical apparatus and a projection type display apparatus capable of enhancing an illumination efficiency; having an ellipsoidal mirror, a light source arranged at a first focal point of the ellipsoidal mirror, a stop arranged closer to said light so... | 10/21/2008 |
| 7434960 | Plumbing and lighting fixture A plumbing fixture or bathroom accessory includes a source of visible light, providing a pleasing aesthetic effect. Separate portions of faucet handles and/or spouts can be illuminated individually or as a group. A faucet spout and/or handle can include translucent ... | 10/14/2008 |
| 7431467 | Portable forensic lighting device Crime scene lighting devices are used in forensic criminology for illumination and investigation at crime scenes using fluorescence excitation. High radiation powers are required both for white light in the so-called general search and for the criminologically relev... | 10/07/2008 |
| 7432822 | Terminal device It is an object of the present invention to provide a terminal device which is not limited in the degree of freedom in terms of case design and which allows easy visual recognition of light emission for indicating a specific state even when it is carried in a chest ... | 10/07/2008 |
| 7429123 | Personal illumination and safety device A personal illumination and safety device employs a flexible plastic rod to distribute the light of a light emitting diode (LED). A small container at one end of the flexible rod houses the LED, a battery and a switch which controls the illumination system. The flex... | 09/30/2008 |
| 7428356 | Homogenizing polygonal shape inverted “Y” optical beam splitter A polygonal shape inverted “Y” optical beam splitter for splitting input light into two, equal intensity, homogenous light beams. A one-piece hollow tubular body is provided having a first, second, and third leg. Each leg has a polygonal cross-section and a high... | 09/23/2008 |
| 7422353 | Light-emitting device for image taking and image-taking apparatus having same A light-emitting device is disclosed which enables efficient use of luminous flux and achieves a desired light emission characteristic. The light-emitting device has an optical member which has an emergence surface and a plurality of optical portions, each of the op... | 09/09/2008 |
| 7421184 | Light pipe assembly for use with small form factor connector A light pipe assembly is provided for use with small form factor style connectors of a dual row, stacked configuration. The assembly includes two pairs of light pipes, each of which is provided with integrated support members. The support members include members tha... | 09/02/2008 |
| 7404660 | Light emitting panel assemblies Light emitting assemblies include a generally planar optical conductor having at least one input edge with a greater cross-sectional width than thickness and at least one light source having a light output distribution with a greater width component than height comp... | 07/29/2008 |
| 7401961 | Luminous wire rope In order to improve visibility and hence to reduce the risk of accidents, a load-carrying rope, for example a wire rope, is equipped with a number of luminous elements. A luminous element may in this case assume the position of a wire or of a braid, may be integrate... | 07/22/2008 |
| 7401963 | Light module with rearside introduction of light for simulation and/or as supplement of conventional light piping rods A light assembly disperses light emitted by a light source. The lighting assembly includes a light entry surface for receiving the light emitted by the light source. A direction surface directs the light in a predetermined direction. A stepped region, disposed adjac... | 07/22/2008 |
| 7393127 | Light-guiding structure A light-guiding structure including a plurality of light pipes, a plurality of connecting portions and a fixing socket is provided. The light pipes are disposed on the fixing socket, and the light pipes are connected together by the connecting portions. At least one... | 07/01/2008 |
| 7390116 | High-brightness, compact illuminator with integrated optical elements A compact, high-brightness, integrated illuminator in which collection of light from a point-arc source is maximized by a multi-curvature reflector section configuration of elliptical reflector and segmented spherical retroreflector directing all light rays into a w... | 06/24/2008 |
| 7387388 | Illumination system using polarization conversion An apparatus and method is discloses for providing a substantially uniform, homogenous, polarized light. A beam of substantially un-polarized light is provided by a conventional light source. The un-polarized light is converted to at least four real images by using ... | 06/17/2008 |
| 7387418 | Illumination system for displays, especially in vehicles, and cover assembly for such illumination system The present invention relates to an illumination system for displays, especially in vehicles, comprising a base (3) on which at least a first light source (4) is provided to emit light, a cover (6), which is provided at a distance from the base ... | 06/17/2008 |
