Title:
RING-TYPE LIGHTING DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/224605
Kind Code:
A1
Abstract:
This ring-type lighting device (1) comprises an annular case member (10) that has an inner wall part (20) that defines a central hollow part and an outer wall part (30) that defines an annular opening part (12) that surrounds the hollow part (11), at least one LED member (40) that is provided to face an opening (12a) of the opening part (12), and an annular cover member (50) that is provided between the opening (12a) and the LED member (40) and blocks the opening part (12). Mounting parts (23, 33) on which circumferential edge parts (54a, 54b) of the cover member (50) are mounted and held are formed on the case member (10), annular elastic members (51, 52) are provided between the mounting parts (23, 33) and the cover member (50), and pressing members (60, 70) press the circumferential edge parts (54a, 54b) of the cover member (50) from the opening part (12) side. The pressing members (60, 70) engage and are thereby fixed to the case member (10). Such a lighting device is easily assembled and can also be downsized while remaining waterproof.
Inventors:
KANEKO KENTARO (JP)
FUJIOKA TAKAYUKI (JP)
FUJIOKA TAKAYUKI (JP)
Application Number:
PCT/JP2022/009876
Publication Date:
October 27, 2022
Filing Date:
March 08, 2022
Export Citation:
Assignee:
KOWA CO (JP)
International Classes:
F21S2/00; F21V31/00; F21Y115/10
Foreign References:
| CN204534333U | 2015-08-05 | |||
| JP2012124110A | 2012-06-28 | |||
| JP2008071651A | 2008-03-27 | |||
| JP2019121497A | 2019-07-22 |
Attorney, Agent or Firm:
HAYAKAWA Yuzi et al. (JP)
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