专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明授权

US11193643B2 Light module for a motor vehicle headlamp 有权
公开(公告)号：US11193643B2
公开(公告)日：2021-12-07
申请号：US17048004
申请日：2019-05-14
申请人： ZKW Group GmbH
发明人： Matthias Kemetmüller , Bernhard Mandl , Andreas Moser , Friedrich Bauer
IPC分类号： F21S41/25 , F21S41/141 , F21Y115/10
摘要： The invention relates to a light module for a motor vehicle headlamp, comprising: at least one light source (1) and at least one projection device (2), the projection device (2) having an entry optical unit (21) and an exit optical unit (22), the entry optical unit (21) being designed to form an intermediate image from light emitted by the at least one light source (1) in an intermediate image plane, which lies between the entry optical unit (21) and the exit optical unit (22) and is substantially perpendicular to an optical axis of the projection device (2), and the exit optical unit (22) being designed to image the intermediate image into a region in front of the light module in the form of a light distribution of a first predefined type, at least one additional light source (3a, 3b, 3c, 3d) being provided, which at least one additional light source (3a, 3b, 3c, 3d) is designed to emit light between the entry optical unit (21) and the exit optical unit (22); the exit optical unit (22) being designed to image the light emitted by the at least one additional light source (3a, 3b, 3c, 3d) into the region in front of the light module in the form of a light distribution of a second predefined type; the entry optical unit (21) and the at least one additional light source (3a, 3b, 3c, 3d) being designed in such a way and being associated with each other in such a way that neither the at least one additional light source (3a, 3b, 3c, 3d) nor the light emitted by the at least one additional light source (3a, 3b, 3c, 3d) changes the intermediate image.

2. 发明授权

US10995927B2 Projection device for a motor vehicle headlight 有权
公开(公告)号：US10995927B2
公开(公告)日：2021-05-04
申请号：US16769775
申请日：2018-11-27
申请人： ZKW GROUP GMBH
发明人： Bernhard Mandl , Andreas Moser , Friedrich Bauer , Peter Schadenhofer
IPC分类号： F21S41/43 , F21S41/265 , F21S41/143 , F21S41/153
摘要： The invention relates to a projection device (1) for a motor vehicle headlight, wherein the projection device (1) is designed to project light of at least one light source (2) associated with the projection device (1) into a zone in front of the motor vehicle in at least one light distribution pattern, namely a low-beam light distribution pattern, a total number of the low-beam microlenses comprising at least two groups of low-beam microlenses.

3. 发明申请

US20210388960A1 Light Unit for a Motor Vehicle Headlamp 有权
公开(公告)号：US20210388960A1
公开(公告)日：2021-12-16
申请号：US17286592
申请日：2019-09-26
申请人： ZKW Group GmbH
发明人： Josef Hechenberger , Bernhard Mandl
IPC分类号： F21S41/147 , F21S41/26 , F21S41/20 , F21S41/43 , F21S41/663
摘要： The invention relates to a lamp unit (100) for a motor-vehicle lighting device, comprising: a dipped-beam module (101), a main-beam module (102), an imaging optical element (103, 503) connected downstream of the dipped-beam module (101) and the main-beam module (102), having an optical axis (104, 204, 404, 504) and a focal surface (116) orientated normal to the optical axis (104, 204, 404, 504), and a diaphragm (105, 405), which has a diaphragm edge (106, 206, 306) and extends essentially up to the focal surface (116) of the imaging optical element (103, 503) for generating the horizontal cut-off line in a light image generated by the lamp unit (100), wherein the diaphragm (105, 405) has an opaque diaphragm region (107, 407) and has a transparent diaphragm region (108, 408) with a geometric structure (109, 409) made from a transparent material at the diaphragm edge (106, 206, 306) in the region of the focal surface (116), the geometric structure (109, 409) has at least one prism body (110, 210, 310, 410, 510) with a triangular cross-sectional area, which is elongated and the longitudinal extent runs substantially transversely to the optical axis (104, 204, 404), the at least one prism body (110, 210, 310, 410, 510) has a first, a second and a third prism surface, the second prism surface (112, 212, 312, 512) encloses an internal angle α1≥θ with the first prism surface (111, 211, 311), and the third prism surface (113, 213, 313, 513) encloses an internal angle α2≥θ with the first prism surface (111, 211, 311), wherein θ is the critical angle of total internal reflection of the transparent material, the internal angles α1 and α2 are the same or different, and with the proviso that the internal angle α1 or the internal angle α2 is not 45°.

4. 发明授权

US10591126B2 Micro-projection light module for a vehicle headlight 有权
公开(公告)号：US10591126B2
公开(公告)日：2020-03-17
申请号：US15768317
申请日：2016-10-24
申请人： ZKW Group GmbH
发明人： Bernhard Mandl
IPC分类号： F21S41/143 , F21S41/32 , F21S41/275 , F21S41/24 , F21S41/63 , F21S41/20 , F21S41/43 , F21S41/265
摘要： A micro-projection light module (1) for a vehicle headlight, comprising at least one light source (2) and at least one projection arrangement (3) which images the light emitted from the at least one light source (2) into an area in front of the motor vehicle in the form of at least one light distribution, wherein the projection arrangement (3) comprises an entry optics (30) having one, two, or more micro entry optics (31) preferably arranged in an array, and an exit optics (40) having one, two, or more micro exit optics (41) preferably arranged in an array, wherein each micro entry optics (31) is paired with precisely one micro exit optics (41), wherein the micro entry optics (31) are designed in such a way and/or the micro entry optics (31) and the micro exit optics (41) are arranged relative to one another in such a way that substantially all the light emitted from a micro entry optics (31) enters precisely only into the paired micro exit optics (41), and wherein the light pre-shaped by the micro entry optics (31) is imaged by the micro exit optics (41) into an area in front of the motor vehicle in the form of at least one light distribution (LV1-LV5; GLV), wherein the at least one light source (2) is paired with an ancillary optics arrangement (4), the at least one light source (2) irradiates the light emitted therefrom into said at least one ancillary optics arrangement (4), said ancillary optics arrangement (4) being designed in such a way that the light emitted therefrom is directed substantially in parallel, and the entry optics (30) having at least one planar boundary surface (31′), wherein the at least one planar boundary surface (31′) faces the ancillary optics arrangement (4).

5. 发明授权

US11293614B2 Projection apparatus consisting of a plurality of micro-optical systems, and lighting module for a motor vehicle headlamp 有权
公开(公告)号：US11293614B2
公开(公告)日：2022-04-05
申请号：US17264975
申请日：2019-08-05
申请人： ZKW Group GmbH
发明人： Andreas Moser , Bernhard Mandl , Friedrich Bauer
IPC分类号： F21V5/00 , F21S41/265 , F21S41/663 , F21S41/143 , F21S41/43
摘要： Disclosed is a projection apparatus (2) for a lighting module (1) of a motor vehicle headlamp, the projection apparatus (2) being formed by a plurality of micro-optical systems (3) that are arranged like a matrix; each micro-optical system (3) includes a micro-input optical element (30), a micro-output optical element (31) associated with the micro-input optical element (30), and a micro-diaphragm (32), all micro-input optical elements (31) forming an input optical unit (4), all micro-output optical elements (31) forming an output optical unit (5), and the micro-diaphragms (32) forming a diaphragm device (6); the diaphragm device (6) is disposed in a plane extending substantially perpendicularly to the main direction of emission (Z) of the projection apparatus (2), while the input optical unit (4), the output optical unit (5) and the diaphragm device (6) are disposed in planes extending substantially parallel to one another; all of the micro-optical systems (3) are subdivided into at least two micro-optical system groups (G1, G2, G3), and the micro-diaphragms (32) of the micro-optical systems (3) of each micro-optical system group (G1, G2, G3) can be projected in focus by means of light having at least one optical wavelength (λG, λG2, λG3) lying within a predefined optical wavelength range, the predefined optical wavelength ranges being different in different micro-optical system groups (G1, G2, G3).

6. 发明授权

US11293612B2 Light unit for a motor vehicle headlamp 有权
公开(公告)号：US11293612B2
公开(公告)日：2022-04-05
申请号：US17286592
申请日：2019-09-26
申请人： ZKW Group GmbH
发明人： Josef Hechenberger , Bernhard Mandl
IPC分类号： F21S41/147 , F21S41/26 , F21S41/20 , F21S41/663 , F21S41/43 , F21W102/18 , F21W102/16
摘要： The invention relates to a lamp unit (100) for a motor-vehicle lighting device, comprising: a dipped-beam module (101), a main-beam module (102), an imaging optical element (103, 503) connected downstream of the dipped-beam module (101) and the main-beam module (102), having an optical axis (104, 204, 404, 504) and a focal surface (116) orientated normal to the optical axis (104, 204, 404, 504), and a diaphragm (105, 405), which has a diaphragm edge (106, 206, 306) and extends essentially up to the focal surface (116) of the imaging optical element (103, 503) for generating the horizontal cut-off line in a light image generated by the lamp unit (100), wherein the diaphragm (105, 405) has an opaque diaphragm region (107, 407) and has a transparent diaphragm region (108, 408) with a geometric structure (109, 409) made from a transparent material at the diaphragm edge (106, 206, 306) in the region of the focal surface (116), the geometric structure (109, 409) has at least one prism body (110, 210, 310, 410, 510) with a triangular cross-sectional area, which is elongated and the longitudinal extent runs substantially transversely to the optical axis (104, 204, 404), the at least one prism body (110, 210, 310, 410, 510) has a first, a second and a third prism surface, the second prism surface (112, 212, 312, 512) encloses an internal angle α1≥θ with the first prism surface (111, 211, 311), and the third prism surface (113, 213, 313, 513) encloses an internal angle α2≥θ with the first prism surface (111, 211, 311), wherein θ is the critical angle of total internal reflection of the transparent material, the internal angles α1 and α2 are the same or different, and with the proviso that the internal angle α1 or the internal angle α2 is not 45°.

7. 发明授权

US11280463B2 Projection apparatus, lighting module and motor vehicle headlamp consisting of micro-optical systems 有权
公开(公告)号：US11280463B2
公开(公告)日：2022-03-22
申请号：US17265582
申请日：2019-08-05
申请人： ZKW Group GmbH
发明人： Andreas Moser , Bernhard Mandl , Friedrich Bauer
IPC分类号： F21S41/265 , F21V5/00 , F21V5/08 , F21S41/143 , F21S41/43
摘要： Disclosed is a projection apparatus (2) for a lighting module (1) of a motor vehicle headlamp, the projection apparatus (2) being formed by a plurality of micro-optical systems (3) that are arranged like a matrix; each micro-optical system (3) includes a micro-input optical element (30), a micro-output optical element (31) associated with the micro-input optical element (30), and a micro-diaphragm (32), all micro-input optical elements (31) forming an input optical unit (4), all micro-output optical elements (31) forming an output optical unit (5), and all micro-diaphragms (32) forming a diaphragm device (6); the diaphragm device (6) is disposed in a plane extending substantially perpendicularly to the main direction of emission (Z) of the projection apparatus (2), while the input optical unit (4), the output optical unit (5) and the diaphragm device (6) are disposed in planes extending substantially parallel to one another; the micro-diaphragm (32) of each micro-optical system (3) has an optically effective edge (320, 320a, 320b, 320c, 320d, 320e), all of the micro-optical systems (3) are subdivided into at least two micro-optical system groups (G1, G2, G3), and the optically effective edges (320, 320a, 320b, 320c, 320d, 320e) in the micro-optical systems (3) from different micro-optical system groups (G1, G2, G3) are positioned differently relative to the associated micro-output optical elements (31) within the intermediate image plane.

8. 发明授权

US11629834B2 Projection module for a motor vehicle headlamp 有权
公开(公告)号：US11629834B2
公开(公告)日：2023-04-18
申请号：US17781472
申请日：2020-11-16
申请人： ZKW Group GmbH
发明人： Bernhard Mandl , Tobias Karas
IPC分类号： F21S41/43 , F21S41/147 , F21S41/25
摘要： A projection module (10) for a motor vehicle headlamp, comprising a first light source (110) and a second light source (120), a beam stop (200), which is horizontally arranged, and which comprises an optically relevant stop edge (210) for creating an asymmetric light-dark boundary, wherein the first light source (110) is arranged on a top side of the beam stop (200) and, in combination with the stop edge (210), contributes to the creation of a low beam distribution, and wherein the second light source (120) is arranged on a bottom side of the beam stop (200) and contributes to the creation of a high beam distribution, and a projection lens (300), wherein the projection module (10) comprises an auxiliary stop (400), which is vertically arranged below the beam stop (200), and which has a vertically extending first optically relevant stop edge (410), which is configured to partially shade light from the second light source (120), so that a partial high beam distribution can be created, and wherein the auxiliary stop (400) has a fastening section (430), wherein, in the vertical extension in the direction of the beam stop (200), the first stop edge (410) has an end (411), which end (411) has a distance from the beam stop (200), and wherein the auxiliary stop (400) has a second optically relevant stop edge (420), which, starting at the end (411) of the first stop edge (410), extends all the way to the fastening section (430), wherein, in a projection onto the beam stop (200), the second stop edge (420) defines a gap, which gap, in combination with the second light source (120), is configured to create a segment (500) in the partial high beam distribution.

9. 发明申请

US20210341122A1 Projection Apparatus, Lighting Module and Motor Vehicle Headlamp Consisting of Micro-Optical Systems 有权
公开(公告)号：US20210341122A1
公开(公告)日：2021-11-04
申请号：US17265582
申请日：2019-08-05
申请人： ZKW Group GmbH
发明人： Andreas Moser , Bernhard Mandl , Friedrich Bauer
IPC分类号： F21S41/265 , F21V5/00 , F21V5/08
摘要： Disclosed is a projection apparatus (2) for a lighting module (1) of a motor vehicle headlamp, the projection apparatus (2) being formed by a plurality of micro-optical systems (3) that are arranged like a matrix; each micro-optical system (3) includes a micro-input optical element (30), a micro-output optical element (31) associated with the micro-input optical element (30), and a micro-diaphragm (32), all micro-input optical elements (31) forming an input optical unit (4), all micro-output optical elements (31) forming an output optical unit (5), and all micro-diaphragms (32) forming a diaphragm device (6); the diaphragm device (6) is disposed in a plane extending substantially perpendicularly to the main direction of emission (Z) of the projection apparatus (2), while the input optical unit (4), the output optical unit (5) and the diaphragm device (6) are disposed in planes extending substantially parallel to one another; the micro-diaphragm (32) of each micro-optical system (3) has an optically effective edge (320, 320a, 320b, 320c, 320d, 320e), all of the micro-optical systems (3) are subdivided into at least two micro-optical system groups (G1, G2, G3), and the optically effective edges (320, 320a, 320b, 320c, 320d, 320e) in the micro-optical systems (3) from different micro-optical system groups (G1, G2, G3) are positioned differently relative to the associated micro-output optical elements (31) within the intermediate image plane.

10. 发明授权

US11104265B2 Lighting device for a motor vehicle headlight 有权
公开(公告)号：US11104265B2
公开(公告)日：2021-08-31
申请号：US16755798
申请日：2018-09-13
申请人： ZKW Group GmbH
发明人： Josef Hechenberger , Bernhard Mandl , Jürgen Zorn , Riepl Kevin
IPC分类号： B60Q1/00 , F21V8/00 , B60Q1/04 , F21S41/24 , F21S41/32
摘要： The invention relates to a lighting device for a motor vehicle headlamp, comprising a primary optical element (100) which is arranged in the main beam direction of a first light fixture (50) and which has a light coupling-in surface (110) for coupling in light into the primary optical element (100), a light coupling-out surface (120) as well as a lateral surface which extends between the light coupling-in surface (110) and the light coupling-out surface (120) and on which the light coupled in can be relayed by total reflection in the direction of the light coupling-out surface (120) of the primary optical element (100), a secondary optical element (200) which is arranged after the light coupling-out surface (120) of the primary optical element (100) and which has a light coupling-in surface (210) and a light coupling-out surface (220), and an arranged reflector (400, 410, 420), the secondary optical element (200, 250, 500) being designed as part of a quadric, the secondary optical element (200, 250, 500) being configured to guide the light beams on the reflector (400, 410, 420) by means of refraction or let the light beams pass without a change of direction during coupling, which light beams are emitted by the first light fixture (50) and reach the light coupling-out surface (220, 270, 520) of the secondary optical element (200, 250, 500).

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式