Submersible motor

Details Submersible motor Submersible motor

2011-03-29

2011-03-29

Hanh, Nguyen N (Department: 2834)

Electrical generator or motor structure

Dynamoelectric

Rotary

Reexamination Certificate

active

07915775

ABSTRACT:
A submersible motor is provided for the drive of a submersible pump, with a rotor (6, 10) which is mounted in the motor housing (2) via a thrust bearing (16). The thrust bearing (16) includes a stationary bearing ring (34) on whose first axial side a thrust bearing surface is situated and whose opposite second axial side (40) has a spherical curvature. The second axial side of the bearing ring (34) bears on a correspondingly spherically curved, annular abutment surface (42) of a bearing carrier (44).

REFERENCES:
patent: 4042847 (1977-08-01), Jensen
patent: 4636672 (1987-01-01), Iwata et al.
patent: 5820271 (1998-10-01), Hackett, Jr.
patent: 98/32980 (1998-07-01), None

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