Patent · US Active

Electrical switching apparatus, and movable arm assembly and movable arm therefor

US9941085B2 · kind B2 · utility

0Cited by

6References

21Claims

0Family size

Assignee

Eaton Intelligent Power Limited · IE

Inventors

Jeffrey Michael Cox · Venetia, US
Jeffrey Wayne Lockhart · Pittsburgh, US

Key dates

Filing date	Jan 5, 2016
Grant date	Apr 10, 2018
Priority date	—
Expiry date	Mar 27, 2036

Classification

Technology area (CPC H)Electricity
CPC primaryH01H2205/002
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A movable arm is for a movable arm assembly of an electrical switching apparatus. The movable arm assembly includes a first separable contact. The electrical switching apparatus has a housing, an operating handle coupled to the housing, and a second separable contact located internal the housing and being structured to engage the first separable contact. The movable arm includes a first arm member structured to be coupled to the first separable contact; and a second arm member coupled to the first arm member, the second arm member being structured to be coupled to the operating handle. The first arm member is made from a first copper material and the second arm member is made from a second, different copper material.

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