Title:
FILAMENT LAMP AND LIGHT HEATING DEVICE
Document Type and Number:
Japanese Patent JP2023085681
Kind Code:
A
Abstract:
To provide a filament lamp and a light heating device capable of efficiently heat-treating a work with improved heat exhaust characteristics.SOLUTION: A filament lamp includes a cylindrical arc tube that is transparent to light, a filament extending along the tube axis of the arc tube in the arc tube, and a heat radiating member extending along the tube axis of the arc tube and provided on a part of the outer wall surface on the one-way side as viewed from the tube axis of the arc tube.SELECTED DRAWING: Figure 1
Inventors:
TANIGUCHI SHINJI
FURUE SATORU
FURUE SATORU
Application Number:
JP2021199852A
Publication Date:
June 21, 2023
Filing Date:
December 09, 2021
Export Citation:
Assignee:
USHIO ELECTRIC INC
International Classes:
H01K1/58; H01K1/14; H01K1/16; H01K1/32; H01L21/26
Attorney, Agent or Firm:
Patent Attorney Corporation Junias International Patent Office