VALVE FOR BATCHING SUPPLYING OF WATER Russian patent published in 1995 - IPC

FIELD: valving. SUBSTANCE: cutting member having a spacer is positioned in the space of a housing provided with inlet and drain passages. The member is coupled with a spindle. An additional drive is mounted for discrete axial movement. An opening closed with a cover from outside is made in the side wall. A baffle having an additional through opening, which connects the inlet and drain passages, is mounted inside the housing space. The additional cutting member is received in the opening. The member is coupled with the additional drive made up as a spring-loaded mechanism having rod and levers. The rod and levers are interconnected through pivots. Guides made up as ribs are made on the rod. The ribs interact with the inner surface of the drain passage walls. The outer surface of the guides is spherical. EFFECT: improved design. 3 cl, 1 dwg