Hand brake lever assembly for parking brake
US4805480A · kind A · utility
Assignees
Inventors
Key dates
| Filing date | Jul 31, 1987 |
| Grant date | Feb 21, 1989 |
| Priority date | — |
| Expiry date | Jul 31, 2007 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/20762
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A hand brake lever assembly includes a plunger mounted on a support for axial slidable movement and for rotation about its axis and being connected at its one end to a parking brake, a locking mechanism associated with the plunger to retain the plunger in a pulled out position against a returning effort of the parking brake acting thereon and being arranged to be released by rotation of the plunger, a sleeve member secured to the other end of the plunger and having an annular end wall formed with a first annular cam surface and an axial key groove, a handle having a shaft extending therefrom and inserted into the sleeve member, the handle shaft being formed with an axial guide groove and being integrally provided with a cam member which is formed with a second annular cam surface complementary with the first cam surface and is axially slidably coupled within the sleeve member, a first spring for pressing the annular cam surfaces in contact with each other, a release rod axially slidably coupled with the guide groove for rotation with the handle, the release rod being formed at its one end with a key to be brought into engagement with the axial key groove and being provided at its o…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.