Title:
LIGHTING FIXTURE UNIT AND POWER SUPPLY ATTACHMENT
Document Type and Number:
WIPO Patent Application WO/2020/226139
Kind Code:
A1
Abstract:
This lighting fixture unit (10) comprises: a light emitting element (14); a reflector (16) that reflects light emitted from the light emitting element (14) toward the front side of the unit; a heat sink (22) that supports the light emitting element (14) and the reflector (16), wherein a power supply attachment (30) for supplying electric power to the light emitting element (14) is attached to the heat sink (22), the power supply attachment (30) is fastened to the heat sink (22) at two left and right points of the power supply attachment (30), and a connector part (32d) of the power supply attachment (30) is formed to extend from a rear end position of the reflector (16) to the rear side of the unit inside the fastening positions at the two left and right positions.
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Inventors:
MATSUNAGA TAKASHI (JP)
SUGIYAMA YUJI (JP)
NOMURA YUKIO (JP)
SUGIYAMA YUJI (JP)
NOMURA YUKIO (JP)
Application Number:
PCT/JP2020/018429
Publication Date:
November 12, 2020
Filing Date:
May 01, 2020
Export Citation:
Assignee:
KOITO MFG CO LTD (JP)
International Classes:
F21V19/00; F21S41/147; F21S41/19; F21S41/29; F21S41/39; F21S45/00; F21S45/47; F21V23/00; F21V23/06; F21V29/503; F21V29/505; F21V29/76; F21W102/135; F21Y115/10
Foreign References:
| JP2016139514A | 2016-08-04 | |||
| JP2017212052A | 2017-11-30 | |||
| JP2014197550A | 2014-10-16 | |||
| JP2014017274A | 2014-01-30 | |||
| JP2019087819A | 2019-06-06 | |||
| JP2019087821A | 2019-06-06 | |||
| JP2019087822A | 2019-06-06 |
Other References:
See also references of EP 3967921A4
Attorney, Agent or Firm:
SHIN-EI PATENT FIRM, P.C. (JP)
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