Patent ID: 7104415

Claim:
A sealing cap for the opening of a container under pressure, comprising: an inner cap part having a first and a second flow connection between the container interior and the container exterior, and a sealing seat; and a valve arrangement for opening and closing the flow connections, such that: when a first limit valve for the internal container pressure is exceeded, said first flow connection is opened and is then closed again when a second, higher limit valve for the internal container pressure is reached; and when a third limit valve for the internal container pressure, which is higher than both the first and the second limit valves of the internal container pressure, is exceeded, said second flow connection is opened, wherein: said valve arrangement has: an axially displaceable single valve body; and a spring which presses said axially displaceable valve body in the direction of the container interior against said sealing seat; said single valve body having a first, axially effective sealing face arrangement and a second, radially effective sealing face arrangement, said first axially effective sealing face arrangement having said first sealing seat, surrounding a connection opening to the container interior, and said second radially effective sealing face arrangement having a counterpart sealing face with a bypass around said first flow connection and a second radial counterpart sealing face with a safety relief opening of said second flow connection.