Shaft seal with grease retainer

Details Shaft seal with grease retainer Shaft seal with grease retainer

2006-04-11

2006-04-11

Ganey, Steven J. (Department: 3752)

Fluid sprinkling, spraying, and diffusing

Slinger or splasher; or deflector rotated relative to effluent

Nozzle delivers fluid to deflector

C239S201000, C239S223000, C239S224000, C239S259000

Reexamination Certificate

active

07025287

ABSTRACT:
A seal arrangement for a rotatable shaft that is secured at one end thereof in a housing, and that mounts a water distribution plate on an opposite end thereof, the shaft seal comprising a flexible annular member having a radially inner portion including at least one tapered lip extending in one direction along the shaft and adapted to engage the shaft, and a radially outer portion seated on a support in the housing; and at least one retainer overlying the seal and holding the seal in position on the support, the at least one retainer having a radially inner portion that substantially encloses the at least one tapered lip.

REFERENCES:
patent: 4796811 (1989-01-01), Davisson
patent: 5058806 (1991-10-01), Rupar
patent: RE33823 (1992-02-01), Nelson et al.
patent: 5288022 (1994-02-01), Sesser
patent: 5588595 (1996-12-01), Sweet et al.
patent: 6244521 (2001-06-01), Sesser
patent: 6494384 (2002-12-01), Meyer
patent: 6499672 (2002-12-01), Sesser
patent: 6651905 (2003-11-01), Sesser et al.

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