LIFTING VALVE AND SEAL

The invention relates to a lifting valve having a first connector, a second connector, a passage which connects the first connector to the second connector and is surrounded by a valve seat (6), and aclosing element (7) which can be brought into sealing contact with the valve seat, and an actuating drive for bringing about the sealing contact. In order to provide an inexpensive hygienic valve, itis proposed that the closing element (7) has a seal arrangement with a first part (14) and a second part (15) which is connected releasably to the first part, a first groove (16) which is configuredin the first part, a second groove (17) and a clamping gap (18), wherein the second groove and the clamping gap are formed between the first part and the second part, and a seal (13) is received witha first limb (21), a second limb (22) and a third limb (23) in the seal arrangement, and the first groove, the second groove and the clamping gap are filled with as high a degree of filling as possible, wherein the first limb is