Pumps – Motor driven – Including means for facilitating assembly or disassembly of...
Reexamination Certificate
2006-07-11
2006-07-11
Freay, Charles G. (Department: 3746)
Pumps
Motor driven
Including means for facilitating assembly or disassembly of...
C029S888021
Reexamination Certificate
active
07074017
ABSTRACT:
A slurry pump includes a power frame as well as a wet end, and the wet end comprises a casing, an impeller and wear ring in the casing, a stub shaft connected to the impeller, a sleeve assembly for the stub shaft and an adapter for adjusting the wet end to the power frame. The wet end can be attached to and detached from the power frame as a module.
REFERENCES:
patent: 860668 (1907-07-01), Jaeger
patent: 1848393 (1932-03-01), Spielman
patent: 3088416 (1963-05-01), Danis
patent: 5344291 (1994-09-01), Antkowiak
patent: 5441358 (1995-08-01), King
patent: 6036452 (2000-03-01), Huang
patent: 6168393 (2001-01-01), Huber et al.
patent: 6461115 (2002-10-01), Ferrier et al.
patent: RE37995 (2003-02-01), Barrus et al.
Coray Dale E.
McGahee Richard M.
Durando Antonio R.
Freay Charles G.
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