OVERFLOW PIPE ASSEMBLY FOR TOILET TANK FLUSHING SYSTEM Russian patent published in 2007 - IPC E03D1/34 F16B7/20 F16B21/04 

FIELD: sanitary equipment, particularly flushing mechanisms for toilet tanks, namely assemblies, which connect flushing pipe with flushing pipe displacement member.

SUBSTANCE: overflow pipe assembly comprises overflow pipe and connection member attached thereto. The overflow pipe has removable annular ribs. Each annular rib is provided with pins or fingers radially connected to rib surface and adapted to be inserted in connection member. The connection member has means, which apply action to overflow pipe and made as annular body adapted to receive outer end of overflow pipe. At least one slot having horizontal and vertical parts is made in inner side of annular body. The vertical and horizontal slot parts are separated with retaining curvilinear convex rim extending in vertical direction from horizontal slot part.

EFFECT: improved connection assembly structure.

4 cl, 5 dwg