WATER COCK Russian patent published in 1994 - IPC

FIELD: valving. SUBSTANCE: cover provided with inner conical pressing surface is secured to a case by a thread. The case is provided with a step stem whose side threaded step is coupled with a valving member. Smaller step which is in a contact with a sealing ring is coupled with a flywheel. A ring groove having conical surface which is in contact with the sealing ring is made from the side of cover. Face of lager step of the stem is provided with a ring projection for interaction with the ring when the cock is opened. Inner thread is provided in the case from a seat up to the ring groove. EFFECT: improved design. 4 dwg