Patent · US Expired

Master cylinder with by-pass function and proportioning valve

US6766644B2 · kind B2 · utility

6Cited by
7References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 4, 2002
Grant dateJul 27, 2004
Priority date
Expiry dateSep 4, 2022

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60T11/20
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A master cylinder comprises a primary piston, a secondary piston, and a proportioner valve. The secondary piston is engaged with the primary piston, and the proportioner valve is disposed within the secondary piston.

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