Patent ID: 8596502

Claim:
Pressurized can comprising a body ( 2 ), a dome ( 3 ) accommodating a valve ( 4 ), a concavely shaped bottom ( 5 ), an inner casing ( 7 ) attached to a cup ( 6 ) located in bottom ( 5 ), said inner casing comprising a valve-side end, a push rod ( 9 ) arranged in the inner casing ( 7 ), said push rod ( 9 ) being actuated through the cup ( 6 ) and intended to force open the inner casing ( 7 ), with said inner casing ( 7 ) being joined to the cup ( 6 ), and arranged inside the inner casing is a spring cage ( 11 ), said spring cage ( 11 ) containing a spring-loaded trigger ( 12 ) the bottom-side end of which extending through the cup ( 6 ) and acting on the push rod ( 9 ), said push rod ( 9 ) acting on a membrane ( 8 ) arranged at the valve-side end of inner casing ( 7 ), said membrane at its valve-side end sealing off the inner casing ( 7 ) hermetically against the contents of the pressurized can ( 1 ) and being forced open by the push rod ( 9 ) actuated by means of trigger element ( 12 ) characterized in that the spring cage ( 11 ) is designed so as to be closed off at its valve side end by a membrane ( 24 ) which is a part of the spring cage and the trigger element ( 12 ) is provided at its bottom side with a sealing element ( 26 ) acting against the inner wall of the spring cage.