초록 ▼

A cartridge water gasket for use in an endothermal engine-powered water pump for isolating wet and dry sections of the pump, which includes an annular frame located in an annular space between the axle and the inner wall of the pump body, and having an external frame part fixed to the inner wall and

A cartridge water gasket for use in an endothermal engine-powered water pump for isolating wet and dry sections of the pump, which includes an annular frame located in an annular space between the axle and the inner wall of the pump body, and having an external frame part fixed to the inner wall and an internal frame part secured on the axle for joint rotation therewith, and first and second sealing elements located in the frame cavity, secured to the external frame part, and having sealing surfaces sealingly engaging an inner surface of the internal frame part.

대표청구항 ▼

A cartridge water seal for use in an endothermal engine-powered water pump for isolating a dry side of the pump from a wet side of the pump, the pump having a pump body having an inner wall defining a cavity and an axle extending in the cavity, said cartridge water seal comprising: an annular frame

A cartridge water seal for use in an endothermal engine-powered water pump for isolating a dry side of the pump from a wet side of the pump, the pump having a pump body having an inner wall defining a cavity and an axle extending in the cavity, said cartridge water seal comprising: an annular frame located in an annular space between the axle and the inner wall of the pump body and having an external frame part secured to the inner wall and an internal frame part secured on the axle for joint rotation therewith, said external and internal frame parts having respective inner surfaces defining a cavity therebetween; and first and second sealing elements located in said cavity of said annular frame, said first sealing element being located at the wet side of the pump and being formed of a plastic material, said second sealing element being located at the dry side of the pump and being formed of an elastomeric material, said first and second sailing elements being secured to said external frame part and having sealing surfaces engaging an inner surface of said internal frame part, wherein said external and internal frame parts are formed each as a U-shaped ring having a tubular portion, the tubular portion of said external frame part being secured to the inner wall of the pump body, and the tubular portion of said internal frame part being secured to the axle, and two flanges extending radially at opposite ends of a respective tubular portion, the two flanges of the external frame part extending away from the pump body and the two flanges of the internal frame Dart extending away for the axle, one of each two flanges being associated with the wet side of the pump, and another of said two flanges being associated with the dry side of the pump, said flanges associated with the wet side of the pump radially overlapping each other, and said flanges associated with the dry side of the pump radially overlapping each other; wherein said first and second sealing elements are located in a space limited by the one flange of said external frame part and the another flange of said internal frame part.