U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Bearing support for a lysholm compressor

Patent 5454700 Issued on October 3, 1995. Estimated Expiration Date: Icon_subject April 28, 2014. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

3910731

Self adjusting elevating temperature bearing and housing
Patent #: 4065190
Issued on: 12/27/1977
Inventor: Hallerback

Method and device for draining oil from the gear case of a compressor
Patent #: 4080119
Issued on: 03/21/1978
Inventor: Eriksson

Radial and thrust bearing mountings providing independent loading
Patent #: 4465446
Issued on: 08/14/1984
Inventor: Nemit, Jr. ,   et al.

Removabe discharge port plate for a compressor Patent #: 5269667
Issued on: 12/14/1993
Inventor: Mauney

Inventors

Assignee

Application

No. 233429 filed on 04/28/1994

US Classes:

418/201.1, Helical or herringbone384/493Temperature compensation

Examiners

Primary: Bertsch, Richard A.
Assistant: Freay, Charles G.

Attorney, Agent or Firm

International Classes

F01C 001/16
F16C 027/00

Foreign Application Priority Data

1993-05-08 JP

Abstract

In a lysholm compressor having intermeshing male and female rotors rotated in a casing to compress an axially flowing gas, discharge-side shafts of the rotors are borne by discharge-side bearings to fix the discharge-side shafts in thrust direction while suction-side shafts of the rotors are borne by suction-side bearings to allow the suction-side shafts to move in the thrust direction. Clearances of the rotors to the casing are properly set or selected.

Other References

  • Japanese Patent 1st Publication No. 3-92542 (Laid Open on Apr. 17, 1991
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