Wrap spring park brake system, apparatus and method
US9297430B2 · kind B2 · utility
3Cited by
10References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 2, 2013 |
| Grant date | Mar 29, 2016 |
| Priority date | — |
| Expiry date | Dec 24, 2033 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16D2125/18
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A park brake system for an electric motor actuator is provided. The system may comprise a wrap spring that may rotatably engage the shaft. In this regard, the system may be configured to exert a radial force on a shaft of the electric motor actuator to lock the actuator. Moreover, in various embodiments, the system may be bi-stable.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.