Plural Separate Refractors Patents (Class 362/521)
  • Patent number: 11959615
    Abstract: A vehicular lighting device includes a plurality of light-emitting units and a plurality of lens units. Each of the light-emitting units includes a plurality of light-emitting subunits each of which is operable to generate light beams. Each of the lens units includes a plurality of lens subunits each of which includes a first lens and a second lens. Each of the light-emitting units corresponds to two of the lens units that are adjacent to each other. A portion of the light beams generated by the light-emitting subunits of each of the light-emitting units travels into the first lenses of the lens subunits of one of the corresponding two of the lens units such that the portion of the light beams is reflected by the first lenses of the one of the corresponding two of the lens units.
    Type: Grant
    Filed: September 8, 2023
    Date of Patent: April 16, 2024
    Assignee: T.Y.C. BROTHER INDUSTRIAL CO., LTD.
    Inventor: Ming-Chih Shih
  • Patent number: 11953170
    Abstract: Illumination device (ID) for a motor vehicle headlamp. The ID includes a light source for emitting a light beam (LB) with a first vertical extent (VE), an optic body (OB) for guiding the LB, and an optical system for projecting the LB in front of the ID. The OB includes a first pair of optically operative surfaces for guiding the LB coupled into the OB. The first pair of optically operative surfaces consists of a first and second light deflection surface configured to deflect the LB while travelling through the OB. The first and second light deflection surfaces are configured such that light rays forming the LB are essentially parallel to each other and to a main direction after being coupled out of the OB. The outcoupled parallel LB has a second VE in the main vertical cross section, wherein the second VE is greater than the first VE.
    Type: Grant
    Filed: October 13, 2023
    Date of Patent: April 9, 2024
    Assignee: ZKW Group GmbH
    Inventor: Martin Hamar
  • Patent number: 11808427
    Abstract: An optical system for a motor vehicle headlight, wherein the system includes at least two optical elements, including a light coupling area, a light decoupling area, a lateral surface which delimits the optical element and has an optically effective aperture edge for forming a bright/dark boundary in a far-field light distribution producible with the optical system. The system includes at least two anterior optics, wherein an anterior optic is associated with each optical element. The first anterior optic and first optical element are configured to produce a first far-field light distribution, wherein the second anterior optic and second optical element are configured to produce a second far-field light distribution, which lies below the bright/dark boundary of the first far-field light distribution.
    Type: Grant
    Filed: December 22, 2022
    Date of Patent: November 7, 2023
    Assignee: ZKW Group GmbH
    Inventors: Alexander Schager, Thomas Edletzberger, Thomas Kern, Manuel Fahrngruber, Daniel Mader, Jürgen Wachsenegger, Patrick Wippel
  • Patent number: 11746980
    Abstract: The invention relates to an illumination device (10) for a motor vehicle headlight, which illumination device (10) has at least one projection device (100), which projection device (100) is arranged on a support frame (50) of the illumination device (10), wherein the at least one projection device (100) comprises the following: at least one micro-optics array (200), which has a plurality of micro-optics (210) arranged in a matrix-like manner in a plane orthogonal to a main emission direction (X) of the projection device (100), at least one substrate layer (300), on which the at least one micro-optics array (200) is arranged, wherein the at least one micro-optics array (200) is arranged on an optically active section (310) of the substrate layer (300), which optically active section (310) is at least partially light-permeable, at least one light source (400), which is designed to emit light beams, wherein the light beams are coupled into the optically active section (310) of the substrate layer (300) and co
    Type: Grant
    Filed: June 15, 2020
    Date of Patent: September 5, 2023
    Assignee: ZKW Group GmbH
    Inventors: Josef Gürtl, Alexander Hacker
  • Patent number: 11674653
    Abstract: The present disclosure relates to a vehicle lighting system, and discloses a headlight optical element. The headlight optical element includes a light incident portion, a transmission portion and a light emergent portion. The light incident portion includes at least one light incident structure; the transmission portion is arranged between the light incident portion and the light emergent portion, and includes a light transmitting portion located at the center, and light absorbing portions located on the periphery; and the light emergent portion includes a light emergent surface protruding outwards. The headlight optical element has the advantages of simple structure and convenient dimming. The present disclosure further discloses a headlight module adopting the headlight optical element, a vehicle headlight including the headlight module, and a vehicle adopting the vehicle headlight.
    Type: Grant
    Filed: September 27, 2019
    Date of Patent: June 13, 2023
    Assignee: HASCO VISION TECHNOLOGY CO., LTD.
    Inventors: Dapan Zhang, Zhiping Qiu, He Zhu, Hui Li, Wenhui Sang
  • Patent number: 11644170
    Abstract: Provided is a lamp for a vehicle. The vehicle lamp comprises a light source unit for generating light, and a lens unit for forming a predetermined beam pattern by allowing the light incident through a plurality of incident lenses from the light source unit to be emitted through a plurality of emitting lenses corresponding to each of the plurality of incident lenses. The plurality of incident lenses comprises a first incident lens for allowing the light incident from the light source unit to be emitted in a first direction, and a second incident lens for allowing a first portion of the light incident from the light source unit to be emitted in the first direction, and a second portion of the light to be emitted in a second direction different from the first direction.
    Type: Grant
    Filed: December 29, 2021
    Date of Patent: May 9, 2023
    Assignee: SL Corporation
    Inventors: Dong Hyun Go, Hyo Jin Han, Joo Jin Chang
  • Patent number: 11092304
    Abstract: An adaptable-driving-beam headlamp for a vehicle includes a plurality of light-emitting diodes (LEDs) mounted on one or more printed circuit boards. An inner lens assembly has a plurality of discrete sub-lenses. Each discrete sub-lens of the inner lens assembly is aligned with a respective one of the plurality of LEDs for shaping emitted light. An outer lens is adapted to receive light from the inner lens assembly and project the light from the vehicle. A camera system for imaging a forward view from the vehicle. A controller is adapted for determining a target location based images received from the camera system such that dimming of one or more LEDs via the controller reduces glare from the vehicle adaptable-driving-beam headlamp as perceived at the target location.
    Type: Grant
    Filed: September 5, 2019
    Date of Patent: August 17, 2021
    Assignee: Flex-N-Gate Advanced Product Development, LLC
    Inventors: Jeffrey Simchak, David Bjarne Hansen
  • Patent number: 11009210
    Abstract: A lens body includes a first lens portion and a second lens portion and is configured such that light from a light source exits through a first exit surface of the first lens portion after being partially blocked by a shade of the first lens portion, further exits through a second exit surface of the second lens portion, thereby forming a predetermined light distribution pattern by the shade, wherein the first exit surface is a surface for condensing the light from the light source that exits through the first exit surface with respect to a first direction and is configured as a semicircular cylinder surface, and the second exit surface is a surface for condensing the light from the light source that exits through the second exit surface with respect to a second direction orthogonal to the first direction and is also configured as a semicircular cylinder surface.
    Type: Grant
    Filed: May 31, 2019
    Date of Patent: May 18, 2021
    Assignee: STANLEY ELECTRIC CO., LTD.
    Inventors: Shota Nishimura, Kiichi Matsuno, Keisuke Kunori
  • Patent number: 10876707
    Abstract: A pattern projection device includes a matric-type light source, an image lens and a lampshade. The matric-type light source is composed of a plurality of light-emitting elements for emitting image light with a pattern. The image lens is located downstream of optical path of the matric-type light source, and the image lens includes a lens with refractive power and an anamorphic optical element. The lampshade is located downstream of the optical path of the anamorphic optical element. The anamorphic optical element is selected from the group consisting of a cylindrical lens, a biconic lens, a lenticular lens, a wedge lens, a wedge plate or a combination thereof.
    Type: Grant
    Filed: January 16, 2019
    Date of Patent: December 29, 2020
    Assignee: Young Optics Inc.
    Inventor: S-Wei Chen
  • Patent number: 10858327
    Abstract: A method of reducing an aromatic ring under relatively mild condition using sub-nano particles of a transition metal supported on super paramagnetic iron oxide nanoparticles (SPIONs). The catalyst is efficient for catalyzing the reduction of both carbocyclic and heterocyclic compound. In compound comprising both carbocyclic and heterocyclic aromatic rings, the catalyst displays high regioselectivity for the heterocyclic ring.
    Type: Grant
    Filed: February 13, 2020
    Date of Patent: December 8, 2020
    Assignee: KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS
    Inventors: M. Nasiruzzaman Shaikh, Zain H. Yamani
  • Patent number: 10794562
    Abstract: An optical system is provided. The optical system includes a first lens and a second lens disposed in front of the first lens. In particular, the second lens has a concave incidence surface, a curvature ratio between the first lens and the second lens is in a range of about 1.2 to 3.0, and the optical system receives a light emitted by a light-emitting unit in a range of about 60° or more.
    Type: Grant
    Filed: November 2, 2018
    Date of Patent: October 6, 2020
    Assignee: SL Corporation
    Inventors: Jong Woon Kim, Hyeong Do Kim
  • Patent number: 10330281
    Abstract: An embodiment comprises: a housing comprising a lower plate and a side plate; a substrate arranged on the lower plate; a light-emitting module comprising light sources arranged on the substrate and spaced from each other; and a lens array unit comprising lenses arranged so as to correspond to the light sources. The light sources have different magnitudes of quantity of light, and the sizes of the lenses are proportional to the magnitudes of quantity of light of the corresponding light sources.
    Type: Grant
    Filed: August 12, 2015
    Date of Patent: June 25, 2019
    Assignee: LG Innotek Co., Ltd.
    Inventor: Min Soo Kang
  • Patent number: 10228118
    Abstract: A vehicular lamp includes a projection lens made of resin; a light source that is disposed behind the projection lens, the vehicular lamp being configured such that light from the light source is emitted forward through the projection lens; a wind generator configured to generate wind; and a wind guide path configured to guide wind generated by the wind generator to a position where the wind hits a surface of the projection lens.
    Type: Grant
    Filed: May 5, 2017
    Date of Patent: March 12, 2019
    Assignee: KOITO MANUFACTURING CO., LTD.
    Inventors: Takayuki Yagi, Ryuho Sato
  • Patent number: 9970620
    Abstract: A lighting device for a vehicle includes a light source part that includes: a light source; a reflection unit; a lens having a front surface and a rear surface, wherein the reflection unit is provided on a part of the front surface; and a reflective phosphor disposed behind the rear surface of the lens and configured to convert a wavelength of the light reflected by the reflection unit; and a light distribution part that includes: a collimator lens disposed forward of the front surface of the lens, and configured to collimate the received light to form parallel light rays; a focusing lens disposed forward of the collimator lens and configured to concentrate the received light to form an image forming plane; and a shield disposed at the image forming plane and configured to block at least a part of the light passing through the image forming plane.
    Type: Grant
    Filed: August 1, 2017
    Date of Patent: May 15, 2018
    Assignee: LG Electronics Inc.
    Inventor: Jun Park
  • Patent number: 9611996
    Abstract: A motor vehicle headlamp includes numerous semiconductor light sources disposed in a matrix, which can be activated individually for emitting light, numerous primary lenses disposed in a matrix, allocated to the semiconductor light sources, for bundling the light emitted by the semiconductor light sources and for generating a primary light distribution on light exit surfaces of the primary lenses, and a shared secondary lens for projecting the primary light distributions as secondary light distributions onto a roadway in front of the motor vehicle, such that the secondary light distributions illuminate a high-beam region. To reduce the structural height of the secondary lens without losses in terms of efficiency, the motor vehicle headlamp includes a cylindrical lens having a cylinder axis disposed in the beam path of the light module between the primary lenses and the secondary lens that is oriented such that it is substantially horizontal.
    Type: Grant
    Filed: February 24, 2015
    Date of Patent: April 4, 2017
    Assignee: Automotive Lighting Reutlingen GmbH
    Inventor: Matthias Brendle
  • Patent number: 9470386
    Abstract: A headlight for vehicles with a plurality of LED light sources that are arranged in a matrix in an LED array, each emitting a partial light beam that falls on an optical unit, located in the front, in the main beam direction in order to image light spots that combine to form a predetermined light distribution, whereby the optical unit comprises a first lens element and a rotationally symmetrically arranged second lens element, by means of which the partial light beams are transformed so that imaged light spots that are adjacent in the light distribution are directly adjacent or overlap, wherein the first lens element (4) is shaped in such a way that light spots of the light distribution in the vertical direction have a greater separation than in the horizontal direction.
    Type: Grant
    Filed: June 29, 2013
    Date of Patent: October 18, 2016
    Assignee: HELLA KGAA HUECK & CO.
    Inventor: Gerhard Kloos
  • Patent number: 9395060
    Abstract: A guide lamp apparatus for a vehicle may include a light source, a side reflector which may be arranged on a lateral side of the light source, form an imaginary light source identical to the light source on a side of the light source, and reflect the light radiated from the light source to be divided into a plurality of lights, and a light collection lens that may be arranged in a front of the light source and collects light from the light source that may be divided into the plurality of lights by the side reflector and forms predetermined patterned images on a road surface.
    Type: Grant
    Filed: October 28, 2013
    Date of Patent: July 19, 2016
    Assignee: Hyundai Motor Company
    Inventors: Jeong Gyu Yang, Hye In Park, Jin Ho Na
  • Patent number: 9297508
    Abstract: A front surface 14a of a lens 14 is divided into 48 front surface areas 14a1, 14a2, 14a3 via ridge lines R1 to R5, and a rear surface 14b of the lens 14 is divided into 48 rear surface areas 14b1, 14b2, 14b3 via trough lines T1 to T5. The individual rear surface areas 14b1, 14b2, 14b3 are formed so as to have surface shapes which are set so that light from a predetermined point A which is positioned on a light source 12 is caused to reach zones on the individual front surfaces areas 14a1, 14a2, 14a3 which correspond to the individual rear surface areas 14b1, 14b2, 14b3, the zones each lying centrally inwards apart from the ridge lines which define the circumference of each of the front surface areas.
    Type: Grant
    Filed: August 2, 2012
    Date of Patent: March 29, 2016
    Assignee: KOITO MANUFACTURING CO., LTD.
    Inventor: Takayuki Yagi
  • Patent number: 9151460
    Abstract: Light assembly having reflector (17), a light source (22), an outer light cover (12) having a first color zone (15) and a second, different color or clear zone (16), and an inner lens (19) with a transflective surface. Embodiments of light assemblies described herein are useful, for example, as signs, backlights, displays, task lighting, luminaire, and vehicle (e.g., cars, trucks, airplanes, etc.) components. Vehicle comprising light assemblies include those where the light assembly is a vehicle tail light assembly.
    Type: Grant
    Filed: July 20, 2010
    Date of Patent: October 6, 2015
    Assignee: 3M Innovative Properties Company
    Inventors: Timothy V. Stagg, David A. Ender, Mark E. Napierala, Barry S. Carpenter
  • Patent number: 9109772
    Abstract: A vehicle light assembly includes an array of light sources mounted in a generally planar base. An optical element includes a first surface having a first optical design and a second surface having second optical design. The second optical design includes a wedge having a first wedge wall and a second wedge wall that converges with the first wedge wall. The second wedge wall extends at an angle to the first wedge wall. A bezel surrounds the base and the optical element, and an outer lens is positioned adjacent the outside surface of the optical element. The optical element is between the base and the outer lens, and the outer lens has an inner surface including an optical design.
    Type: Grant
    Filed: February 20, 2014
    Date of Patent: August 18, 2015
    Assignee: FORD GLOBAL TECHNOLOGIES, LLC
    Inventor: David A. Brown
  • Publication number: 20150145269
    Abstract: An emergency light system for an emergency vehicle. The light system can have a low profile configuration for improved aesthetics and aerodynamics. Further the light system can be configured to allow for customization of the individual emergency lights and/or easy access to the individual emergency lights.
    Type: Application
    Filed: January 29, 2015
    Publication date: May 28, 2015
    Inventors: Mark Van Arnam, Randy Hanson, Adam Wilson, Steve Dillard
  • Patent number: 9033561
    Abstract: A vehicle lighting unit can include LEDs and at least two long light guide bodies arranged adjacent to each other. At least two light transmitting lenses can be disposed in front of the at least two light guide bodies. The at least two light guide bodies each can include a gap portion interposed therebetween. A first end portion of the light transmitting lens can be positioned at the gap portion so that the first end portions of the light transmitting lenses overlap with each other in a front-rear direction. The first end portions of the at least two light transmitting lenses can have a surface processed portion on its front surface. The surface processed portions can be configured to direct light exiting through the respective first end portions of the at least two light guide bodies forward.
    Type: Grant
    Filed: May 24, 2013
    Date of Patent: May 19, 2015
    Assignee: Stanley Electric Co., Ltd.
    Inventors: Yuki Tokieda, Toshiyuki Okuno, Hirokuni Osugi
  • Publication number: 20150049504
    Abstract: A vehicle light apparatus includes a low-beam headlight unit, and a composite headlight unit that includes a plurality of light-emitting modules and a control module. Each light-emitting module includes a high-beam light element and a turn signal light element. The control module is electrically coupled to the light-emitting modules and the low-beam headlight unit so as to simultaneously turn off the high-beam light elements and turn on the low-beam headlight unit when the turn signal light elements are switched on.
    Type: Application
    Filed: January 13, 2014
    Publication date: February 19, 2015
    Applicant: COPLUS INC.
    Inventor: Jacob WU
  • Patent number: 8944649
    Abstract: An arrangement of headlight lenses for a vehicle headlight, each headlight lens having a monolithic body of transparent material, which monolithic body includes at least one light entry face, a light passage section and at least one optically operative light exit face.
    Type: Grant
    Filed: November 11, 2011
    Date of Patent: February 3, 2015
    Assignee: Doctor Optics SE
    Inventors: Dmitry Fedosik, Wolfram Wintzer
  • Publication number: 20150029740
    Abstract: A headlamp apparatus for a vehicle which produces a glare-free high beam may include a light source including a plurality of chips which may be arranged in line, and each of which may be separately turned on or off, a condenser lens disposed in front of the light source, and configured to improve light efficiency by condensing light emitted from the light source, a beam pattern conversion lens disposed in front of the condenser lens and configured to increase a size of a beam pattern of the light source in a vertical direction, and an optical refractive lens disposed in front of the beam pattern conversion lens, the optical refractive lens projecting the light that has passed through the beam pattern conversion lens onto a road by imaging the light onto a screen.
    Type: Application
    Filed: November 6, 2013
    Publication date: January 29, 2015
    Applicants: Hyundai Motor Company, SL Lighting Corporation, Kia Motors Corp.
    Inventors: Jin Ho Na, Young Ho Son
  • Publication number: 20150023043
    Abstract: A guide lamp apparatus for a vehicle may include a light source, a light division lens that may be arranged on a front of the light source and divides a light emitted from the light source into a plurality of lights, and a front light collection lens that may be arranged on a front of the light division lens and forms predetermined patterned images on a road surface.
    Type: Application
    Filed: October 3, 2013
    Publication date: January 22, 2015
    Applicant: Hyundai Motor Company
    Inventors: Jeong Gyu Yang, Hye In Park, Jin Ho Na
  • Patent number: 8931939
    Abstract: LED luminaire, particularly LED headlight, comprising an active light source (2) composed of a plurality of LEDs (21-26) that have the same color or different colors and are arranged on a flat or curved surface (20, 200) or circuit board and an optical system comprising a collimation optics unit (3), the individual lenses of which are arranged in a small distance above the emission surfaces of the LEDs (21-26) and which collects and focuses the light (L1-L4) emitted by the LEDs and directed onto a surface, a mixing optical unit (4), which receives the light (K1, K2, E) that has been directed onto a surface and focussed and mixes it in terms of the color and/or brightness, and a field optics unit (5) which receives the light (M1, M2 or N1, N2) emitted by the mixing optics unit (4) and emits it with pre-determined light distribution (F1-F4) to the far field.
    Type: Grant
    Filed: August 20, 2010
    Date of Patent: January 13, 2015
    Assignee: Arnold & Richter Cine Tecnik GmbH & Co. Betriebs KG
    Inventors: Erwin Melzner, Michael Jonischkeit
  • Patent number: 8915632
    Abstract: An exemplary vehicle headlamp system includes an ultraviolet light emitting diode for emitting ultraviolet light, a first lens, and a phosphor layer. The first lens is located between the ultraviolet light emitting diode and the phosphor layer. The first lens and the phosphor layer are located at a light outputting path of the ultraviolet light emitting diode to make the ultraviolet light concentrated by the first lens and then radiates to the phosphor layer to act the phosphor layer to obtain a white light.
    Type: Grant
    Filed: June 26, 2013
    Date of Patent: December 23, 2014
    Assignee: Hon Hai Precision Industry Co., Ltd.
    Inventor: Po-Chou Chen
  • Publication number: 20140321143
    Abstract: The present invention is directed toward a light module for a motor vehicle headlamp having a primary lens which conducts light emitted by a light source to an intermediate light distribution, wherein an aperture shutter is disposed in relation to a secondary lens such that light in the intermediate light distribution, which passes by the aperture shutter on a first side of the aperture shutter, ends up in a first beam path in a region lying on a first side of the light/dark border in the second light distribution. The primary lens deflects a portion of the light emitted from the light source, such that it passes by the aperture shutter on a second side of the aperture shutter, and is distributed by the secondary lens in a second beam path in a region lying on a second side of the light/dark border in the second light distribution.
    Type: Application
    Filed: April 22, 2014
    Publication date: October 30, 2014
    Inventors: Wolfgang Hossfeld, Christian Buchberger
  • Publication number: 20140321140
    Abstract: The present invention is directed toward light module for a motor vehicle headlamp that has numerous light sources, a primary lens, and a secondary lens. The primary lens is configured to collect light emitted from the light sources, and to convert this light to an intermediate light distribution having the form of a closed, illuminating surface area. The secondary lens has an object-side focal length, and the primary lens and the secondary lens are disposed such that the intermediate light distribution lies, at a spacing of this focal length, in the beam path in front of the secondary lens. The light emission surfaces of the light sources are separated from one another by spacings lying between them, and the primary lens is configured to distribute the light emitted from the light sources such that the spacings in the intermediate light distribution can no longer be perceived.
    Type: Application
    Filed: April 29, 2014
    Publication date: October 30, 2014
    Inventor: Matthias Brendle
  • Patent number: 8864353
    Abstract: A vehicle position lamp can include a plurality of circuit boards each mounting an LED. The vehicle position lamp can also include a first inner lens having a plurality of optical plates and at least one connecting plate connecting between the adjacent optical plates and a second inner lens. An inner surface of each of the optical plates can be located adjacent the respective one of the circuit boards so that an optical axis of a diffusing lens of each of the optical plates corresponds to a substantially optical axis of each of the LEDs. The second inner lens can be located adjacent the first inner lens that can be formed in various slender curved shapes. Thus, the disclosed subject matter can provide vehicle position lamps having a high visibility that are formed in various slender curved shapes such that match headlights, which fit both front corners of a vehicle.
    Type: Grant
    Filed: January 25, 2012
    Date of Patent: October 21, 2014
    Assignee: Stanley Electric Co., Ltd.
    Inventors: Yoshihiro Sasaki, Hideki Toyoyama
  • Publication number: 20140293637
    Abstract: A system is provided for mounting a lamp having a plurality of different types of mounting members. One of the mounting members is a rigid tray mountable by fasteners flush upon a surface of a vehicle to enable an on-surface mounting mode, and other of said mounting members, such as a grommet or bracket, are mountable at least partially in an opening or hole when present along such surface of a vehicle to enable an inset mounting mode. The different mounting members each engage a common shape housing of the lamp, such as round or oval, so that by selection of one of the mounting members, on-surface or inset mounting of the lamp can readily be achieved. One or more common engagement features are provided along the housing to facilitate engagement of the housing of the lamp by mounting members in on-surface and inset mounting modes.
    Type: Application
    Filed: March 5, 2014
    Publication date: October 2, 2014
    Inventors: R. MICHAEL DATZ, JAMES CRONMILLER, MICHAEL A. BARBATO
  • Patent number: 8840290
    Abstract: An optical device for a motor vehicle comprising a surface light source emitting light rays in a first direction, wherein it comprises an optical system including first deflecting optical means that are at least locally remote from the surface light source and deflecting the light rays emitted in the first direction, in a second direction different from the first direction.
    Type: Grant
    Filed: January 10, 2011
    Date of Patent: September 23, 2014
    Assignee: Valeo Vision
    Inventors: Jean-Claude Gasquet, Pierre Albou, Christophe Dubosc, Antoine De Lamberterie, Marc Brassier, Vincent Godbillon, Vanesa Sanchez
  • Publication number: 20140254188
    Abstract: An automotive lamp includes a first light source for emitting the red laser light, a second light source for emitting the green laser light, a third light source for emitting the blue laser light, a light condensing unit for collecting at least the red laser light, the green laser light and the blue laser light so as to generate the white laser light, and a light distribution unit for distributing the white laser light so as to form a predetermined light distribution pattern.
    Type: Application
    Filed: May 22, 2014
    Publication date: September 11, 2014
    Applicant: Koito Manufacturing Co., Ltd.
    Inventors: Takeshi MASUDA, Yuichi Shibata, Naoki Uchida, Mitsuyuki Mochizuki
  • Patent number: 8807809
    Abstract: A lighting device for vehicles with a plurality of light sources arranged like a matrix in a light generation level, with a light forming optic unit arranged in front of the light sources in a primary direction of emission, and with another optic unit arranged between the light forming optic unit and the light sources, comprising a plurality of optic elements, with the optic elements being arranged like a matrix and one optic element each being allocated to a light source, with the additional optic unit being embodied as a widening optic unit with a plurality of band reflector segments arranged intersecting to form polygonal reflectors as optic elements and with a plurality of light forming elements, which are arranged like a matrix corresponding to the light sources and arranged between the light sources and the polygonal reflectors.
    Type: Grant
    Filed: October 5, 2012
    Date of Patent: August 19, 2014
    Assignee: Hella KGaA
    Inventor: Gerhard Kloos
  • Patent number: 8801249
    Abstract: A transformation optic arrangement for vehicles to convert a planar light distribution into an angular light distribution with a plurality of light sources arranged in one level like a matrix to generate the planar light distribution and with an optic unit arranged in front of the light sources in a primary direction of emission to deflect the light, with the optic unit comprising at least one first lens, with at least one additional lens being provided between the first lens and the light sources, arranged coaxially in reference to the z-axis extending in the primary direction of emission and distanced from the first lens, and that the first lens and at least one additional lens each show non-spherically shaped coupling surfaces and decoupling surfaces as flat sides.
    Type: Grant
    Filed: October 5, 2012
    Date of Patent: August 12, 2014
    Assignee: HELLA KGaA
    Inventor: Gerhard Kloos
  • Publication number: 20140204602
    Abstract: The invention relates to an LED light source module (M1 to M4, M1? to M4?) for an LED motor vehicle headlight (SWl, SWr), in particular for an LED motor vehicle headlight (SWl, SWr) for generating a dynamic light distribution, wherein the LED light source module (M1 to M4, M1? to M4?) comprises at least one LED light source (LEQ), wherein the at least one LED light source (LEQ) is composed of at least one light-emitting diode (LED1, LED2), wherein the at least one light-emitting diode (LED1, LED2) of the at least one LED light source (LEQ) couples light into an associated primary lens element (P1 to P4), wherein the in-coupled light at least partially exits a light exit area (L1 to L4) of the primary lens element (P1 to P4) again, wherein the LED light source module (M1 to M4, M1? to M4?) comprises a secondary lens (S1, S2, S3, S4), which images the light exiting the at least one light exit area (L1 to L4) of the at least one primary lens element (P1 to P4)—when the headlight (SW) is installed in a vehicle—as
    Type: Application
    Filed: July 16, 2012
    Publication date: July 24, 2014
    Applicant: ZIZALA LICHTSYSTEME GMBH
    Inventors: Johannes Jungwirth, Andreas Moser, Günther Krenn
  • Publication number: 20140192546
    Abstract: A light guide is provided that includes a light chamber defined by isotropically luminant top, bottom, and back surfaces, and a front surface having a translucent lens. The light guide also includes a reflective diaphragm within the chamber that defines a top gap between the diaphragm and the top surface, and a bottom gap between the diaphragm and the bottom surface. The light guide further includes an LED light source located between the diaphragm and the back surface of the chamber. The light guide may also be configured with a front surface having a partially transmissive lens and no reflective diaphragm. A vehicle lighting assembly is also provided that includes a plurality of interconnected light chamber sections comprising light guides.
    Type: Application
    Filed: January 8, 2013
    Publication date: July 10, 2014
    Applicant: FORD GLOBAL TECHNOLOGIES, LLC
    Inventors: Arun Kumar, Mahendra Somasara Dassanayake, Steven Darrell Miller
  • Patent number: 8752991
    Abstract: A vehicle lighting device can include a plurality of semiconductor light-emitting devices and a projector lens configured to illuminate a front of a vehicle with light emitted from the semiconductor light-emitting devices. The projector lens can include a plurality of incidence surfaces which perform main control of light distribution, and respectively correspond to the semiconductor light-emitting devices. A single exit surface of the projector lens can include a plurality of exit regions which emits light entering through the incidence surfaces into the projector lens, wherein the exit regions provided next to each other overlap with each other.
    Type: Grant
    Filed: November 30, 2011
    Date of Patent: June 17, 2014
    Assignee: Stanley Electric Co., Ltd.
    Inventor: Ryotaro Owada
  • Patent number: 8714794
    Abstract: A vehicle lamp includes a first lamp having a first light emitting area, the first light emitting area having a circular shape or a roughly circular shape, a second lamp having a second light emitting area, the second light emitting area having a ring shape surrounding the first light emitting area, a lamp housing inside which the first lamp and the second lamp are provided, the lamp housing having an outer lens, the outer lens having first light distribution control steps in the first light emitting area, and an inner lens having second light distribution control steps in the second light emitting area.
    Type: Grant
    Filed: September 12, 2012
    Date of Patent: May 6, 2014
    Assignees: Koito Manufacturing Co., Ltd., Hino Motors Ltd., Toyota Jidosha Kabushiki Kaisha
    Inventors: Tomoyasu Yamazaki, Shimpei Masuda, Hisayoshi Shirasu
  • Patent number: 8702288
    Abstract: A vehicle light assembly includes an array of light sources mounted in a generally planar base. An optical element includes a first surface having a first optical design and a second surface having second optical design. The second optical design includes a wedge having a first wedge wall and a second wedge wall that converges with the first wedge wall. The second wedge wall extends at an angle to the first wedge wall. A bezel surrounds the base and the optical element, and an outer lens is positioned adjacent the outside surface of the optical element. The optical element is between the base and the outer lens, and the outer lens has an inner surface including an optical design.
    Type: Grant
    Filed: December 6, 2011
    Date of Patent: April 22, 2014
    Assignee: Ford Global Technologies, LLC
    Inventor: David A. Brown
  • Publication number: 20140056019
    Abstract: An optical body for a vehicle light serves for coupling in, passing on and emitting the light delivered by a light source in a conical spatial region. It has a light emission surface and a recess which is opposite thereto and which has a longitudinal axis. The recess has an annularly closed inner peripheral wall which surrounds the longitudinal axis and a cover wall which extends transversely relative to its longitudinal axis and in which there is an optical structure. To improve the emission, a plurality of optically active surface portions are provided arranged around the point at which the longitudinal axis of the recess passes through the cover wall and each of which has a focal point lying on the longitudinal axis and the focal points of at least two of the surface portions are at a mutual spacing in the direction of the longitudinal axis.
    Type: Application
    Filed: March 13, 2013
    Publication date: February 27, 2014
    Applicant: TRUCK-LITE EUROPE GMBH
    Inventor: Thilo Günther
  • Publication number: 20140029287
    Abstract: A projector type headlight can include a projection lens arranged on an optical axis extending in a longitudinal direction of a vehicle, and a light source unit arranged on a more rear side than a back side focal plane of the projection lens, the projection lens including resin lenses which are arranged on the optical axis. A resin lens out of the resin lenses arranged closer to the light source unit includes a diffraction grating provided on a lens face in a side opposite to a light source, the resin lens out of the resin lenses arranged closer to the light source unit has a lens face having a positive power, which is arranged in a light source side, and the diffraction grating is designed so as to cancel chromatic aberration of light emitted from the light source unit and emitted forward through the resin lenses.
    Type: Application
    Filed: July 24, 2013
    Publication date: January 30, 2014
    Applicants: NALUX CO., LTD., Stanley Electric Co., Ltd.
    Inventors: Toshimichi Anzai, Yoshiaki Nakaya, Norihisa Sakagami
  • Publication number: 20140009277
    Abstract: The invention relates to an apparatus for decreasing aerodynamic drag, improving stability, and reducing road spray of a transport vehicle. The apparatus comprises an underbody fairing comprising a substantially parabolic elongated panel. The underbody fairing is strategically positioned beneath the transport vehicle and forward of the rear wheel assembly to deflect air around the rear wheel assembly while also facilitating a laminar airflow moving laterally beneath the transport vehicle.
    Type: Application
    Filed: September 13, 2013
    Publication date: January 9, 2014
    Applicant: Innovative Global Systems, LLC
    Inventor: Alan C. Lesesky
  • Patent number: 8596841
    Abstract: A vehicle lamp is provided. The vehicle lamp includes a lens disposed on an optical axis of the vehicle lamp, the optical axis extending in a front-and-rear direction of the vehicle lamp, the lens comprising a first concave lens portion; a plurality of light emitting elements disposed to a rear side of the lens and around the optical axis at regular intervals in a circumferential direction, the plurality of light emitting elements comprising at least one first light emitting element disposed to a rear side of the first concave lens portion; at least one first reflector corresponding to the at least one first light emitting element and disposed between the corresponding first light emitting element and the optical axis, wherein the first reflector comprises a first reflecting surface which reflects light from the corresponding first light emitting element toward the first concave lens portion.
    Type: Grant
    Filed: December 19, 2007
    Date of Patent: December 3, 2013
    Assignee: Koito Manufacturing Co., Ltd.
    Inventors: Takayuki Yagi, Motohiro Komatsu
  • Patent number: 8591082
    Abstract: A vehicle lamp unit has a light emitting device disposed adjacent to a base point on an optical axis extending in a front-rear direction of a vehicle on which the vehicle lamp unit is mounted, and a transparent member disposed in front of the light emitting device. The light emitting device has a light emitting surface arranged to face forward. The transparent member is configured such that light emitted by the light emitting device enters the transparent member and is internally reflected by a front surface of the transparent member, and such that the light reflected by the front surface is internally reflected again by a rear surface of the transparent member and emitted from the front surface of the transparent member. The front surface has a flat surface facing obliquely upward.
    Type: Grant
    Filed: July 7, 2011
    Date of Patent: November 26, 2013
    Assignee: Koito Manufacturing Co., Ltd.
    Inventor: Tomoaki Otani
  • Patent number: 8556482
    Abstract: The invention relates to a method for producing a headlamp lens (2) for a vehicle headlamp, in particular for a motor-vehicle headlamp (1), wherein the headlamp lens (2) comprises a transparent body (3) with an optically effective surface (5), which is in particular substantially planar and can be turned towards a light source (10), and an optically effective surface (4), which is in particular convex and can be turned away from the light source (10), wherein the gradient of a light-dark boundary (25) projected by the headlamp lens (2) or a further headlamp lens is measured, and wherein a light diffusing structure (35) is produced in the transparent body (3) in accordance with the measured gradient.
    Type: Grant
    Filed: May 16, 2008
    Date of Patent: October 15, 2013
    Assignee: Docter Optics SE
    Inventor: Jens Fischer
  • Publication number: 20130242590
    Abstract: An arrangement of headlight lenses for a vehicle headlight, each headlight lens having a monolithic body of transparent material, which monolithic body includes at least one light entry face, a light passage section and at least one optically operative light exit face.
    Type: Application
    Filed: November 11, 2011
    Publication date: September 19, 2013
    Applicant: Docter Optics se
    Inventors: Dmitry Fedosik, Wolfram Wintzer
  • Publication number: 20130208493
    Abstract: A transformation optic arrangement for vehicles to convert a planar light distribution into an angular light distribution with a plurality of light sources arranged in one level like a matrix to generate the planar light distribution and with an optic unit arranged in front of the light sources in a primary direction of emission to deflect the light, with the optic unit comprising at least one first lens, with at least one additional lens being provided between the first lens and the light sources, arranged coaxially in reference to the z-axis extending in the primary direction of emission and distanced from the first lens, and that the first lens and at least one additional lens each show non-spherically shaped coupling surfaces and decoupling surfaces as flat sides.
    Type: Application
    Filed: October 5, 2012
    Publication date: August 15, 2013
    Applicant: Hella KGaA
    Inventor: Hella KGaA
  • Publication number: 20130155712
    Abstract: A lighting device for vehicles with a plurality of light sources arranged like a matrix in a light generation level, with a light forming optic unit arranged in front of the light sources in a primary direction of emission, and with another optic unit arranged between the light forming optic unit and the light sources, comprising a plurality of optic elements, with the optic elements being arranged like a matrix and one optic element each being allocated to a light source, with the additional optic unit being embodied as a widening optic unit with a plurality of band reflector segments arranged intersecting to form polygonal reflectors as optic elements and with a plurality of light forming elements, which are arranged like a matrix corresponding to the light sources and arranged between the light sources and the polygonal reflectors.
    Type: Application
    Filed: October 5, 2012
    Publication date: June 20, 2013
    Applicant: HELLA KGaA
    Inventor: HELLA KGaA