The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 06, 2012
Filed:
Mar. 30, 2010
Yiming Chen, Shanghai, CN;
Jianmin Gu, Shanghai, CN;
Willson Sun, Shanghai, CN;
RWI Company Limited S.A., Luxembourg, LU;
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.