Thrust bearing for an open-end spinning rotor

Details Thrust bearing for an open-end spinning rotor Thrust bearing for an open-end spinning rotor

1997-12-19

1999-09-28

Dougherty, Thomas M.

Electrical generator or motor structure

Dynamoelectric

Rotary

310 51, 310 67R, 310 89, 310 90, H02K 516, H02K 709

Patent

active

059593830

ABSTRACT:
A thrust bearing for an open-end spinning rotor (1) supported by its rotor shaft (2) in the bearing slot of a support-disk bearing arrangement (4). The thrust bearing has a magnetic bearing system (10) or (25) comprising magnetic support elements (12), (13) stationarily arranged on a thrust bearing housing (11) and a rotating magnetic bearing device (14) fastened to rotor shaft (2). Bearing element (15) of magnetic bearing device (14) is releasably connected to rotor shaft (2) via an elastic connection (20), (21) positively supported in corresponding receiving grooves (22), (23) of either the rotor shaft or the magnetic bearing device (14).

REFERENCES:
patent: 3080170 (1963-03-01), Colby
patent: 4081705 (1978-03-01), Johnson
patent: 4988906 (1991-01-01), Littlefield
patent: 5235227 (1993-08-01), Fazekas
patent: 5376850 (1994-12-01), Elsing et al.
patent: 5394044 (1995-02-01), Yamamura
patent: 5622040 (1997-04-01), Preutenborbeck et al.
patent: 5668425 (1997-09-01), Marioni et al.
patent: 5762424 (1998-06-01), Harris et al.

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