Electric steering lock device
US7007525B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 24, 2003 |
| Grant date | Mar 7, 2006 |
| Priority date | — |
| Expiry date | Mar 24, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T70/5664
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An electric steering lock device which can prevent a motor from being overloaded and can increase the drive force of the motor. The electric steering lock device of the present invention has a lock bar which moves according to the movement of a cam follower. The cam follower relatively moves in a spiral cam groove in accordance with the rotation of a rotary plate driven by an electric motor, thereby the cam follower moves along the radial direction of the rotary plate. The cam follower can be disengaged from the cam groove via the end portions of the cam groove according to the rotation of the rotary plate. When the cam follower is disengaged from the cam groove, the rotation of the rotary plate is permitted.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.