Retractable contact assembly
US8894418B2 · kind B2 · utility
1Cited by
4References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 26, 2012 |
| Grant date | Nov 25, 2014 |
| Priority date | — |
| Expiry date | Jan 11, 2033 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB64D15/12
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A retractable contact assembly includes an outer casing having a first opening and a piston located in the first opening of the outer casing and moveable axially within the opening. The piston has a second opening. The assembly further includes an inelastic force generating device configured to control an axial movement of the piston and a contact located in the second opening of the piston and movable axially in the second opening of the piston. The assembly further includes an elastic force biasing device configured to provide an elastic force to the contact in an axial direction outward from the second opening.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.