Patent · US Expired

Manual control device for thermal relays

US5140293A · kind A · utility

4Cited by
2References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 18, 1991
Grant dateAug 18, 1992
Priority date
Expiry dateApr 18, 2011

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01H83/223
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A device is disclosed for the manual control of thermal relays, comprising a case with a push-button on a front wall and having a transmission member; the latter comprises a rigid support and a resilient lever applicable on the stop and re-set pushers of a thermal relay. A drive element proper to the push-button is applicable on an intermediate zone of the resilient lever.

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