Patent · US Expired

Brake booster

US5636517A · kind A · utility

6Cited by
6References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 6, 1995
Grant dateJun 10, 1997
Priority date
Expiry dateSep 6, 2015

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60T11/22
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A brake booster with a master cylinder (10) comprises: a primary piston (12) and a secondary piston (14), with the secondary piston (14) being limited in its axial movability by a stop pin (25) being accepted transversely to a longitudinal axis (L) of the master cylinder (10) in a hole (24), and a reservoir (16) for brake fluid, comprising a connection (17) via which the reservoir (16) is connected with the master cylinder (10), with the connection (17) being arranged in the radial extension of the stop pin (25), with the connection (17) comprising a transverse web (28) in its flow cross sectional area which covers the hole 24 at least partially.

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