Hydraulically actuated parking brake

Details Hydraulically actuated parking brake Hydraulically actuated parking brake

2006-05-23

2006-05-23

Torres, Melanie (Department: 3683)

Brakes

Wheel

Axially movable brake element or housing therefor

C188S156000, C188S265000

Reexamination Certificate

active

07048095

ABSTRACT:
A parking brake system including at least one braking unit actuated by at least one cable, a cylinder having a piston chamber and a rod chamber, a piston slidably received within the cylinder and having a rod connected thereto, the rod extending through the rod chamber and operably connected to the cable, a pressurized fluid source connected to the piston chamber, and a valve for controlling the flow of the fluid to the piston chamber, wherein the piston and rod move through the cylinder when the fluid pressurizes the piston chamber, thereby actuating the braking unit.

REFERENCES:
patent: 5954162 (1999-09-01), Feigel et al.
patent: 6311808 (2001-11-01), Halasy-Wimmer et al.
patent: 6550870 (2003-04-01), Goodzey
patent: 6913121 (2005-07-01), Park

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