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:
Jan. 22, 1985
Filed:
Jun. 21, 1983
Applicant:
Inventors:
Takeshi Kakuhashi, Osaka, JP;
Hiroshi Tahara, Osaka, JP;
Assignee:
Nitto Electric Industrial Co., Ltd., Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01C / ;
U.S. Cl.
CPC ...
338314 ; 338115 ; 338125 ; 338176 ; 338309 ; 338328 ; 29829 ; 252513 ;
Abstract
A part for a slide variable resistor provided on an insulated support thereof with a film resistive layer adapted for a slide terminal to be slid along the surface thereof, which part is characterized in that said film resistive layer comprises a main resistive layer pattern bound to the insulated support and a protective resistive layer pattern coated on said main resistive layer pattern, wherein the protective resistive layer pattern has a larger sheet resistivity than said main resistive layer pattern.