Two-piece bearing housing for a centrifugal pump

Details Two-piece bearing housing for a centrifugal pump Two-piece bearing housing for a centrifugal pump

2011-08-02

2011-08-02

Look, Edward (Department: 3745)

Rotary kinetic fluid motors or pumps

With inspection, signaling, indicating or measuring means

C415S214100

Reexamination Certificate

active

07988408

ABSTRACT:
A two-piece bearing housing is provided for use in centrifugal pumps having or requiring multiple chambers for enclosing or confining bearings or seals, and/or providing lubricant or coolant to the bearings and seals of the pump, the two-piece housing providing several improvements including the ability to make the two pieces from different materials, the reduction in scrap castings due to imprecision achieved in the casting process and improved structures in the housing for monitoring the lubricant chambers in the housing.

REFERENCES:
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patent: 5055000 (1991-10-01), Akhter
patent: 5496155 (1996-03-01), Noah et al.
patent: 5632608 (1997-05-01), Rockwood
patent: 6158958 (2000-12-01), Heer
patent: 6599091 (2003-07-01), Nagle
patent: 6887034 (2005-05-01), Mesiter et al.
patent: 6919023 (2005-07-01), Merritt et al.
patent: 7001159 (2006-02-01), Peterson, Jr. et al.

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