Title:
車両用照明装置および車両用灯具
Document Type and Number:
Japanese Patent JP6811939
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a vehicular illuminating device and a vehicular lighting fixture that can improve joint strength of a heat transfer part and a socket.SOLUTION: A vehicular illuminating device according to one embodiment comprises: a socket including a recessed part opened on one end surface; a board provided with a light emitting element; a heat transfer part having a plate shape, being provided between the board and a bottom surface of the recessed part of the socket, and including a hole penetrating in a thickness direction; a first bonding part provided between the bottom surface of the recessed part and the heat transfer part; a second bonding part provided between the board and the heat transfer part; and a third bonding part provided inside the hole and including one end part connected to the first bonding part and another end part connected to the second bonding part.SELECTED DRAWING: Figure 4
More Like This:
Inventors:
Kiyokazu Hino
Ryuji Tsuchiya
Ryuji Tsuchiya
Application Number:
JP2017055095A
Publication Date:
January 13, 2021
Filing Date:
March 21, 2017
Export Citation:
Assignee:
Toshiba Lighting & Technology Corporation
International Classes:
F21V19/00; F21S43/19; F21V23/00; F21V29/503; F21V29/75
Domestic Patent References:
| JP2015164121A | ||||
| JP2016115660A | ||||
| JP2013030401A | ||||
| JP2011238420A | ||||
| JP2015076333A |
Attorney, Agent or Firm:
Masahiko Hinataji
Junichi Kozaki
Hiroshi Ichikawa
Junichi Kozaki
Hiroshi Ichikawa