Patent · US Active

Switchboard with position-indicating apparatus

US9843172B2 · kind B2 · utility

3Cited by
8References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 22, 2015
Grant dateDec 12, 2017
Priority date
Expiry dateApr 7, 2036

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02B11/127
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

The present invention employs a separate rotation-adjusting member, which allows a position of a circuit breaker or a transformer to be recognized from outside without an error.

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