Regulatable coolant pump for internal combustion engine in motor car, has pressure line connected with pressure generator via control valve, path sensor arranged in housing, and adjusting spindle designed as spring attachment unit

摘要

The pump has an axial bearing (26) arranged between an adjusting spindle (14) and a working cylinder (23). A pressure line (27) is arranged in an actuator housing (22), and opens-out into a cylindrical borehole (24). The pressure line is connected with a pressure generator (29) via a control valve (28). A path sensor (30) is arranged in the actuator housing. An adjusting spindle guide (12) is arranged adjacent to a front end of a working chamber (15) and designed as a spring attachment unit (16). A pressure spring (19) is arranged in an area of a spring guidance bar (17).