Patent · US Active

Disk brake caliper with parking brake

US8302741B2 · kind B2 · utility

4Cited by

17References

17Claims

0Family size

Assignee

RWI Company Limited S.A. · LU

Inventors

Yiming Chen · Rancho Santa Margarita, US
Jianmin Gu · Suzhou, CN
Willson Sun · Shanghai, CN

Key dates

Filing date	Mar 30, 2010
Grant date	Nov 6, 2012
Priority date	—
Expiry date	Dec 15, 2030

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF16D2123/00
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

A disk brake caliper with an integrated parking brake comprising a housing, a piston, an adjust screw, a ramp nut, a ramp nut return, a ramp shaft and a fix cage. The ramp nut has a body and a head at one end of the body. The fix cage is secured to the inner wall of the housing, which has a hollow structure and through which the body of the ramp nut passes. One of the fix cage and the head of the ramp nut is provided with a locking lug and the other of the fix cage and the head of the ramp nut is provided with a locking notch for mating with the locking lug to prevent the ramp nut from rotating relative to the housing.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.