Resistance adjusting method and resistance adjusting element...

Details Resistance adjusting method and resistance adjusting element... Resistance adjusting method and resistance adjusting element...

2007-08-07

2008-10-21

Lee, K. Richard (Department: 2832)

Electrical resistors

Mechanically variable

Resistance value varied by removing or adding material

C338S306000, C219S121690

Reexamination Certificate

active

07439846

ABSTRACT:
A resistance adjusting method, a resistance adjusting element, and a resistance adjusting device are disclosed. The method includes first, second, and third cut-off steps that leave a part having a length capable of preventing cracking of a remaining resistance film. The resistance adjusting element includes first, second, and third cut-off parts. The resistance adjusting device includes a carrier portion, a laser irradiating portion, a drive portion, an image recognition portion, and a final resistance adjustment portion.

REFERENCES:
patent: 5198794 (1993-03-01), Sato et al.
patent: 5258738 (1993-11-01), Schat
patent: 6184775 (2001-02-01), Gerber et al.
patent: 6462304 (2002-10-01), Kaida et al.
patent: 9-45515 (1997-02-01), None

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