Cooling water pump

Details Cooling water pump Cooling water pump

1991-06-19

1992-07-21

Kwon, John T.

Rotary kinetic fluid motors or pumps

Including means for handling working fluid leakage

Leakage through seal between runner or shaft and static part

F01D 2532

Patent

active

051318091

ABSTRACT:
A cooling water pump for combustion engines has, between a sealing element 6 and a bearing 5, an annular chamber 7 provided with at least two openings 8, 9 penetrating the cover 2 of the bearing on opposing sides of the shaft 4. At least one absorbent disc 10 is provided axially between the ventilating openings 8, 9 and the bearing 5.

REFERENCES:
patent: 1520939 (1924-12-01), Dorer
patent: 4869649 (1989-09-01), Hattori et al.

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