Radial piston pump for vehicle braking systems, includes return spring recess not forming part of pump displacement chamber

摘要

Guide sections (13,14) for the pump piston (8) are located outside the displacement chamber (26). They are formed in the running cylinder (10) or housing (2). A recess (15) for the return spring (16) is formed in the inner wall of the bore and/or piston (8) surface (21), adjacent to the guide sections.