Vacuum brake amplifier for vehicle has guide element separate from amplifier housing but in power transmission connection with it

摘要

A vacuum brake amplifier (10) includes amplifier housing (12) containing a moving wall (16) separating a working chamber (14) from a vacuum chamber (18), and movable from rest position when the amplifier is operated. A control valve (24) controls the pressure difference on the moving wall. The control valve housing (42) is guided by a guide element (58) separate from the amplifier housing, but in power transmission connection with it.