The figure exhibits the vacuum clutch mechanism. Such a clutch employs the prevailing vacuum inside the engine manifold to operate the clutch. The vacuum clutch consists of a reservoir, non-return valve, vacuum cylinder with piston, and solenoid valve.  A friction clutch is one wherein surfaces associated with the driving and https://clutchplate86429.tinyblogging.com/not-known-details-about-clutch-kereta-76687589