Filament attaching method

Details Filament attaching method Filament attaching method

1997-11-04

2000-01-25

Ramsey, Kenneth J.

Electric lamp or space discharge component or device manufacturi

Process

With assembly or disassembly

H01K 306

Patent

active

060172584

ABSTRACT:
A method of attaching an extra fine filament of a halogen lamp. A support is fixed on an inner wall of an envelope. A mount having a filament is inserted into the envelope so that the filament is held by the support. The end of the envelope is heated and sealed so as to embed in the seal part of the mount in a sealing section formed on the end of the envelope.

REFERENCES:
patent: 3820207 (1974-06-01), Shanks
patent: 3904908 (1975-09-01), Wolfe et al.
patent: 4613787 (1986-09-01), Swain
patent: 4839559 (1989-06-01), Ahlgren et al.
patent: 4868451 (1989-09-01), Fields et al.
patent: 5008592 (1991-04-01), Pragt

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