照明器具 - Panasonic IP Management Co., Ltd.

Title:

照明器具

Document Type and Number:

Japanese Patent JP6741978

Kind Code:

B2

Abstract:

PROBLEM TO BE SOLVED: To provide a lighting device which inhibits stress and sound caused by expansion and contraction between a screwed optical component and a device body while inhibiting misalignment of a substrate, on which light emitting elements are disposed, and the optical component.SOLUTION: A lighting device includes: a device body 10; a light source substrate 21 disposed on the device body 10; light emitting elements 22 disposed on the light source substrate 21; a light source cover 50 having through holes 51a and into which light emitted from the light emitting elements 22 enters; and attachment screws 100 for attaching the light source cover 50 to the device body 10. The light source substrate 21 and the light source cover 50 are positioned by an uneven structure. Each attachment screw 100 is loosely inserted into the through hole 51a and screwed to the device body 10.SELECTED DRAWING: Figure 9

Inventors:

Yasuo Uemoto
Aoyama

Application Number:

JP2016123993A

Publication Date:

August 19, 2020

Filing Date:

June 22, 2016

Export Citation:

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