The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 09, 1983
Filed:
Jun. 18, 1981
Applicant:
Inventor:
Teruo Nishikawa, Miyagi, JP;
Assignee:
Alps Electric Co., Ltd., , JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01C / ;
U.S. Cl.
CPC ...
338198 ; 338172 ; 338200 ;
Abstract
In a multistage variable resistor consisting of rotary variable resistors stacked in a plurality of stages, the rod thereof being slideable in rotary and axial directions; a switch assembly for a multistage variable resistor having the central part of a dome movable contact movable by an actuator which is attached to the posterior end of the rod into contact with a stationary contact.