Patent ID: 6435367
Filing Date: 2002-08-20
Classification: F01P,Y10S

Abstract:
Pressure cap for a stationary finer neck of a tank, comprising:an inner part of the cap defining a sealing seat and including: a flow connection between the inside of the tank and the outside of the tank; a valve argument for releasing and blocking said flow connection, said valve arrangement having a movable valve body, adjustable pre-stress means engaging said movable valve body to bias said movable valve body due to the pre-stress toward said sealing seat; and a toggle for adjusting said adjustable pre-stress means, wherein said movable valve body is pressed by said adjustable pre-stress means against said sealing seat, and wherein when a threshold value of the interior pressure of the tank is reached, said movable valve body is lifted off said sealing seat against the bias of said adjustable pre-stress means.