Parking lock mechanism for a transmission
US9869389B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 13, 2014 |
| Grant date | Jan 16, 2018 |
| Priority date | — |
| Expiry date | Nov 22, 2034 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60Y2400/414
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A parking lock mechanism having a motor, an actuation shaft, an engagement cam, a release cam, a cam biasing member, a pawl member and a lock gear. The engagement cam has a first side, a second side and a perforation there through. An outer edge of the engagement cam has a contact portion and an engagement portion. The release cam has a first side, a second side and a perforation there through. An outer edge of the release cam has a release member and an engagement portion. The cam biasing member has a first end, a coil portion and a second end. The pawl member has a pivot perforation, an engagement end, a locking protuberance and a sensor protuberance. The pawl member is disposed adjacent the engagement cam and the release cam. The lock gear has a plurality of inner splines and outer teeth.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.