Title:
CEILING-EMBEDDED TYPE LIGHTING DEVICE AND METHOD FOR PRODUCING THE LIGHTING DEVICE
Document Type and Number:
Japanese Patent JP2019192384
Kind Code:
A
Abstract:
To suppress damage on a ceiling surface in a ceiling-embedded type lighting device provided with a metal housing as a drawn molding.SOLUTION: A ceiling-embedded type lighting device includes: a metal housing as a cylindrical drawn molding including a rear surface facing a ceiling side and open at least on one end in an axial direction; and a light-emitting module provided inside the metal housing. The metal housing has an annular flange extending to the periphery of the opening. The flange is provided with a curl part curling so that an edge surface faces the rear surface.SELECTED DRAWING: Figure 4
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Inventors:
URAO TOMOHIRO
Application Number:
JP2018081234A
Publication Date:
October 31, 2019
Filing Date:
April 20, 2018
Export Citation:
Assignee:
PANASONIC IP MAN CORP
International Classes:
F21S8/02
Domestic Patent References:
| JP2017162768A | 2017-09-14 | |||
| JPH09265811A | 1997-10-07 | |||
| JP2011131261A | 2011-07-07 | |||
| JPH0920334A | 1997-01-21 |
Foreign References:
| US20160252241A1 | 2016-09-01 |
Attorney, Agent or Firm:
Patent Corporation yki International Patent Office