SPRING BRAKE ACTUATOR COMPRISING FLEXIBLE SEGMENTS FOR PROVIDING A SNAP-FIT CONNECTION, AND COMMERCIAL VEHICLE COMPRISING A RESPECTIVE SPRING BRAKE ACTUATOR

The spring brake actuator (50) comprises a service brake part (52) and a parking brake part (54) conjoined by a housing base (72) of the spring brake actuator (50), wherein the service brake part (52) comprises a service chamber cover (56), a diaphragm, a service chamber, and a push rod for providing a service brake function. The service chamber cover (56) comprises an outside wall (74) with a rim for connecting the service chamber cover (56) with a flange lip of the housing base (72), wherein the rim comprises cuts (78) for providing a snap-fit connection with the flange lip (84).