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Patent Searching and Data


Title:
VEHICLE CABIN LIGHTING DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/043816
Kind Code:
A1
Abstract:
Provided is a vehicle cabin lighting device which controls against uneven and patchy illumination, does not undergo significant change in appearance, and is visually appealing. This vehicle cabin lighting device (10) comprises a light source section (20) for emitting light and a lens (30) that is held in a gap formed in a door trim (1) and directs the light from the light source section (20) toward the vehicle cabin. The lens (30) has: a light incident surface (31a) whereon light from the light source section (10) is incident; a light output surface (31b) wherefrom the light incident on the light incident surface (31a) is directed toward the vehicle cabin; and a groove section (32) which is disposed between the light incident surface (31a) and the light output surface (31b) and forms a recessed space. The groove section (32) is provided with a light diffusion section for diffusing light.

Inventors:
SUZUKI Kazutoshi (3316, Miyayama, Samukawa-mach, Koza-gun Kanagawa 06, 〒2530106, JP)
SAGARA Fumiaki (3316, Miyayama, Samukawa-mach, Koza-gun Kanagawa 06, 〒2530106, JP)
Application Number:
JP2017/031070
Publication Date:
March 07, 2019
Filing Date:
August 30, 2017
Export Citation:
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Assignee:
KASAI KOGYO CO., LTD. (3316, Miyayama Samukawa-mach, Koza-gun Kanagawa 06, 〒2530106, JP)
International Classes:
B60Q3/217; B60Q3/64; F21V8/00; F21Y115/10
Foreign References:
JP2015039936A2015-03-02
JP2016124351A2016-07-11
US20130155708A12013-06-20
EP2317214A12011-05-04
Attorney, Agent or Firm:
NAKAMURA Nobuo et al. (Atago Green Hills MORI Tower 27th Floor, 2-5-1 Atag, Minato-ku Tokyo 27, 〒1056227, JP)
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