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:
Nov. 15, 1988
Filed:
Sep. 29, 1987
Applicant:
Inventors:
Hideo Nishizawa, Fukui, JP;
Yukinori Ueda, Fukui, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01C / ;
U.S. Cl.
CPC ...
338162 ; 338171 ;
Abstract
A variable resistor wherein the arm portion of a rotatable slider is in contact against an approximately circular arc-shaped resistor provided on a base plate with the central portion of the resistor, and the slider is provided with a driver plate having an approximately dish-shaped projection portion at its center, and an approximately ring-shaped arm portion having a contact portion, which are coupled to each other, are punched out from one sheet of conductive sheet metal, are turned up by 180.degree. at the coupling portion, with the projection portion being projected from the arm portion.