Title:
加熱用フィラメントランプ
Document Type and Number:
Japanese Patent JP7232415
Kind Code:
B2
Abstract:
To provide a filament lamp for heating which allows the rising rate and falling rate of radiating energy to be increased, with a light-emitting section of the filament lamp being kept to a predetermined size, and is capable of rapidly increasing/decreasing the temperature of an object to be processed. The filament lamp is characterized by having a filament having a double-coil structure in which a coil part formed by spirally winding parallelly arranged multiple strands about a first reference axis is spirally wound about a second reference axis different from the first reference axis.
Inventors:
Kawamura Tadakazu
Takafumi Mizojiri
Yutaka Sansui
Takafumi Mizojiri
Yutaka Sansui
Application Number:
JP2019131553A
Publication Date:
March 03, 2023
Filing Date:
July 17, 2019
Export Citation:
Assignee:
Ushio, Inc.
International Classes:
H01K1/14; H01K1/16; H01K1/18; H05B3/44
Domestic Patent References:
| JP62133368U |
Foreign References:
| CN201562660U | ||||
| CN101256927A |
Attorney, Agent or Firm:
Tsutomu Igarata
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