Pressure accumulator unit for supporting e.g. camshaft for supporting during starting engine of vehicle, has guide comprising hollow-cylinder-shaped base element and ring-shaped bearing element that is arranged between base element and rod

摘要

The unit has a piston (12) arranged in a housing (10), and a locking device (25) for locking the piston. A shift rod (18) controls the locking device. A guide comprises a hollow-cylinder-shaped base element (13) i.e. cylindrical pipe, and an annular bearing element (17) that is arranged between the base element and the rod. The base element is connected with the housing by a positioning ring (14) and comprises a connection opening (29) that connects an outer intermediate space (27) and an inner intermediate space (28) that is formed between the base element and the rod.