Title: Thrust support for a fluid motor used in drilling wells

Abstract: The thrust support incorporates a rolling-contact thrust bearing with the inner and outer races rigidly attached to the shaft and housing of the fluid motor, respectively. Interposed between said races are balls. Positioned near the end faces of the thrust bearing are multi-row mechanical seals in the form of inner and outer friction discs which make up friction packs and are rigidly attached to the inner and outer races of the thrust bearing, respectively, and are rigidly attachable to the shaft and housing of the motor, respectively.

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Inventors: Ioanesian, Jury Rolenovich
Kuzin, Boris Vladimirovich

Application Number: 583450
Filing Date: 1975-06-03
Publication_date: 1976-03-16
Assignee:
Primary Class(es): 384/607 384/613
Other Classes:
US Patent Ref:

1651088	Nov, 1927	Fentress	308/6.
3884051	May, 1975	Bottoms	308/6.

Other Refs:
Primary Examiner: King, Lloyd L.
Assistant Examiner:
Attorney: Lackenbach, Lilling & Siegel