Title:
ヒータおよびヒータの製造方法
Document Type and Number:
Japanese Patent JP6943109
Kind Code:
B2
Abstract:
According to one embodiment, a heater (1) includes a light emitting tube (2), a multilayer film (3), a metal foil (12), a lead wire (20), an external lead-in wire (8), a sealing portion (2a), a covering tube (6), a clasp (4), and a filler (19). The light emitting tube (2) is provided with a heating body (10) on an inside thereof. The multilayer film (3) is formed on an outer peripheral surface of the light emitting tube (2). The metal foil (12) is electrically connected to the heating body (10) and the lead wire (20). The external lead-in wire (8) includes a connecting portion (21) connected to the lead wire (20). The metal foil (12) and a part of the lead wire (20) are embedded in the sealing portion (2a). The sealing portion (2a) includes a lead-out portion (11) through which the lead wire (20) is drawn out to an outside of the light emitting tube (2). The covering tube (6) covers the external lead-in wire (8) and the lead wire (20) which is drawn out from the lead-out portion (11). The clasp (4) includes an opening portion (14), an accommodating portion (15), and a through-hole (16). The filler (19) contains 85% by mass or more of alumina and a portion between the sealing portion (2a) and the accommodating portion (15), and a portion between the external lead-in wire (8) and the through-hole (16) are filled with the filler (19) so as to close the opening portion (14) and the through-hole (16) of the clasp (4).
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Inventors:
Hiroki Nakano
Masaaki Takatsuka
Shinjiro Aono
Yoshitaka Fujita
Shuhei Abe
Tsuyoshi Ohashi
Shibusawa Soichi
Masaaki Takatsuka
Shinjiro Aono
Yoshitaka Fujita
Shuhei Abe
Tsuyoshi Ohashi
Shibusawa Soichi
Application Number:
JP2017182080A
Publication Date:
September 29, 2021
Filing Date:
September 22, 2017
Export Citation:
Assignee:
Toshiba Lighting & Technology Corporation
International Classes:
H05B3/06; H01K1/32; H01K1/46; H01K3/16; H01K7/00; H05B3/44
Domestic Patent References:
| JP2002170528A | ||||
| JP2005019317A | ||||
| JP2006032047A | ||||
| JP4010966U | ||||
| JP1220365A | ||||
| JP59018377U | ||||
| JP54175885U | ||||
| JP2004311220A |
Attorney, Agent or Firm:
Sakai International Patent Office