Parking and emergency brake actuator for a drum-in-hat disc brake assembly
US7490702B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Dec 20, 2007 |
| Grant date | Feb 17, 2009 |
| Priority date | — |
| Expiry date | Dec 20, 2027 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16D2125/34
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A drum-in-hat disc brake assembly has a disc service brake and a drum-in-hat parking and emergency brake, and includes a backing plate, a pair of parking and emergency brake shoes secured to the backing plate, and a parking and emergency brake actuator. The parking and emergency brake actuator includes a first body portion and a second body portion pivotally mounted to the first body portion. A boss extends between the first body portion and the second body portion. The boss is selectively movable between a plurality of positions and defines a first distance between the first body portion and the second body portion. A lever arm is pivotally mounted to the second body portion and is connected to a parking and emergency brake cable.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.