Pump assembly

Details Pump assembly Pump assembly

2005-02-01

2005-02-01

Koczo, Michael (Department: 3746)

Pumps

Motor driven

Electric or magnetic motor

C092S147000, C384S535000

Reexamination Certificate

active

06848890

ABSTRACT:
A pump assembly is provided which comprises a pump housing, an electric motor attached to the pump housing and having a casing and an output shaft that protrudes into the pump housing to drive a pump within the pump housing, the output shaft having at least two supported portions by way of which the output shaft is rotatably supporting on the casing and the housing, respectively, and an elastic device interposed between one of the supported portions and one of the casing and the pump housing for damping radial vibrations of the output shaft.

REFERENCES:
patent: 4920859 (1990-05-01), Smart et al.
patent: 5039283 (1991-08-01), Mergenthaler et al.
patent: 5839349 (1998-11-01), Volz
patent: 6215215 (2001-04-01), Huber et al.
patent: 6582203 (2003-06-01), Herrmann et al.
patent: 4336673 (1995-05-01), None
patent: 6-61637 (1994-08-01), None

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