Patent · US Expired

Electric thermostat with adjusting knob

US4390859A · kind A · utility

10Cited by
5References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 9, 1981
Grant dateJun 28, 1983
Priority date
Expiry dateApr 9, 2001

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T74/2084
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An electric thermostat having a knob and potentiometer means with a simple adjusting means to couple the two together. A single clip means made of a resilient material allows for connecting the knob to the potentiometer and allows for repositioning the knob at will during calibration of the thermostat.

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