Handle portions of multipole breakers
US5847339A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jun 19, 1996 |
| Grant date | Dec 8, 1998 |
| Priority date | — |
| Expiry date | Jun 19, 2016 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H71/0214
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A handle portion of a multipole breaker includes a handle main body, made of an insulating material, for ON/OFF operation of the multipole breaker. Movable fingers having respective movable contacts are provided for opening and closing of respective circuits, and a connecting section is interposed between the handle main body and the movable fingers for transmitting ON/OFF operation of the handle main body to the movable fingers. The connecting section has at upper positions thereof one of: (i) openings for receiving shafts formed on side walls and a center wall of a breaker case, and (ii) shafts to be fitted in recesses defined in the side walls and the center wall of the breaker case. In addition, the handle main body has, on a bottom portion thereof, a partition for insulating adjacent poles.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.