Title:
照明器具
Document Type and Number:
Japanese Patent JP6830192
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To improve convenience during inspection.SOLUTION: A control device 6 in an emergency lighting device 3 of a light fitting 1 conducts first inspection operation when a first switch 611 is turned on and conducts second inspection operation when a second switch 612 is turned on. A cover 7 of the emergency lighting device 3 has a first through hole 712 facing a first operation member 6214 and a second through hole 715 facing a second operation member 6215. In a first direction arranged parallel with a thickness direction of a substrate (610), a first distance D1 from the substrate to the first through hole 712 is larger than a second distance D2 from the substrate to the second through hole 715. When viewed along the first direction, a third distance D3 from a center P3 of the cover 7 to the first through hole 712 is smaller than a fourth distance D4 from the center P3 to the second through hole 715 in a second direction in which the first through hole 712 and the second through hole 715 are arranged.SELECTED DRAWING: Figure 1
Inventors:
Koji Yamashita
Shinichi Nagaoka
Hirokazu Saegusa
High Saki Akira
Nobuhisa Nakamura
Kazuya Imayasu
Shinichi Nagaoka
Hirokazu Saegusa
High Saki Akira
Nobuhisa Nakamura
Kazuya Imayasu
Application Number:
JP2016256878A
Publication Date:
February 17, 2021
Filing Date:
December 28, 2016
Export Citation:
Assignee:
Panasonic IP Management Co., Ltd.
International Classes:
F21S9/02; F21S2/00; F21V17/10; F21V23/04
Domestic Patent References:
| JP2016134208A | ||||
| JP2016035848A |
Attorney, Agent or Firm:
Patent business corporation Hokuto patent office
Keisei Nishikawa
Takeshi Sakaguchi
Hidetoshi Kitade
Nakaishi Haruki
Keisei Nishikawa
Takeshi Sakaguchi
Hidetoshi Kitade
Nakaishi Haruki