Patent · US Expired

Resistance element for variable resistors

US4123741A · kind A · utility

22Cited by
7References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 27, 1977
Grant dateOct 31, 1978
Priority date
Expiry dateJun 27, 1997

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA47B2031/002
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A resistance element for obtaining a continuous and linear output characteristic is obtained by the combination of a zig-zag resistance element and a resistance film of higher resistivity disposed thereover.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.