Patent · US Active

Electric current switching apparatus

US9214302B2 · kind B2 · utility

0Cited by

4References

20Claims

0Family size

Assignee

ABB Oy · FI

Inventors

Harri Mattlar · Iskmo, FI
Mikko Välivainio · Vaasa, FI

Key dates

Filing date	Jun 11, 2013
Grant date	Dec 15, 2015
Priority date	—
Expiry date	Mar 5, 2034

Classification

Technology area (CPC H)Electricity
CPC primaryH01H2071/046
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A rotary switch module includes a first stationary contact, a second stationary contact, and a movable contact for making an electrical connection between the first stationary contact and the second stationary contact. A rotary actuator is provided for rotating the movable contact, the rotary actuator having on its surface a first indication indicating an open position of the switch, and a second indication indicating a closed position of the switch. A first window indicates the first indication, and a second window separate from the first window indicates the second indication.

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