Piston pump for hydraulic antiblocking brake system for motor vehicle has filter axially movable on cylinder sleeve, and to fit filter on cylinder sleeve the filter engages undercut in sleeve in fashion of snap-in connector

摘要

The piston pump has a filter(76) which is fitted to be axially movable on the cylinder sleeve(12). To fit the filter on the cylinder sleeve the filter engages an undercut(92) in the sleeve in the fashion of a snap-in connector. The cylinder sleeve or filter has a conical clamping face(98), and the filter has a contact face(96) for its axial support in the pump casing(16).