Retaining assembly for a circuit breaker contact system
US9552950B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 11, 2015 |
| Grant date | Jan 24, 2017 |
| Priority date | — |
| Expiry date | Jun 11, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H2235/01
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A moveable contact arm assembly includes a moveable contact arm having a moveable contact thereon. Also included is a carrier assembly operatively coupled to the moveable contact arm. Further included is a first end plate operatively coupled to the carrier assembly and a bottom bracket operatively coupled to the first end plate. Yet further included is a first latch member coupled to the bottom bracket, the first latch member comprising a first guiding surface and defining a first recess portion. Also included is a guide pin extending from the carrier assembly and in contact with the first guiding surface of the first latch member during movement of the moveable contact arm assembly. Also included is a first stop pin extending from the carrier assembly and disposed in the first recess portion of the first latch member in the blow open condition of the circuit breaker.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.