Wearing ring for volute pump

Details Wearing ring for volute pump Wearing ring for volute pump

1997-09-26

1999-06-29

Denion, Thomas E.

Rotary kinetic fluid motors or pumps

Bearing, seal, or liner between runner portion and static part

Between blade edge and static part

4151701, 4151744, 4152081, 4151736, F01D 1108

Patent

active

059159219

ABSTRACT:
A volute pump having a suction volute, a discharge volute and an impeller. The volute pump further comprises a wearing ring seated between the interior walls of the suction volute and the impeller. The wearing ring has an accurate extended portion which extends into the passage of the suction volute to prevent flow separation caused by dead zones in the suction passage.

REFERENCES:
patent: 794185 (1905-07-01), Meden
patent: 4037985 (1977-07-01), Karassik et al.
patent: 4927327 (1990-05-01), Keller

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