Prestressed bearing for electrical machines

Details Prestressed bearing for electrical machines Prestressed bearing for electrical machines

2007-07-03

2007-07-03

Footland, Lenard A. (Department: 3682)

Bearings

Rotary bearing

Antifriction bearing

Reexamination Certificate

active

10525943

ABSTRACT:
The present invention relates to an electrical machine1, in particular an electric motor, with a housing2and covers3, 4that close the housing2and contain bearings7, 8that rotatably support a rotor5. According to the present invention, spring elements7.3, 8.3are provided that act upon at least one bearing shell7.1, 7.2, 8.1, 8.2each of bearings7, 8with a compression force acting in the axial direction, whereby the mounting of the bearing shell7.1, 7.2, 8.1, 8.2that is acted upon by one of the spring elements7.3, 8.3is configured as a sliding fit.

REFERENCES:
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patent: 5316393 (1994-05-01), Daugherty
patent: 5638233 (1997-06-01), Ishizuka
patent: 619583 (1935-10-01), None
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patent: 1014638 (1957-08-01), None
patent: 1822167 (1960-11-01), None
patent: 0289135 (1988-11-01), None
patent: 1401087 (2002-09-01), None

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