The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 10, 2019
Filed:
Jan. 24, 2014
Applicant:
Trane International Inc., Piscataway, NJ (US);
Inventors:
William E. Lapp, La Crosse, WI (US);
Todd W. Smith, Onalaska, WI (US);
Arthur L. Butterworth, La Crosse, WI (US);
Paul J. Sikorsky, Sparta, WI (US);
Assignee:
TRANE INTERNATIONAL INC., Davidson, NC (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16C 33/62 (2006.01); F04D 29/046 (2006.01); F04D 29/059 (2006.01); F04D 25/06 (2006.01); F16C 33/30 (2006.01); F04D 17/12 (2006.01);
U.S. Cl.
CPC ...
F16C 33/62 (2013.01); F04D 25/0626 (2013.01); F04D 29/046 (2013.01); F04D 29/059 (2013.01); F16C 33/303 (2013.01); F04D 17/122 (2013.01); F05D 2240/54 (2013.01); F05D 2300/11 (2013.01); F05D 2300/228 (2013.01); F05D 2300/611 (2013.01);
Abstract
A pressure nitrided stainless steel hybrid ball bearing having an inner ring, an outer ring, and rolling elements disposed therebetween. The pressure nitrided stainless steel hybrid bearing has one or more component(s) made from a pressure nitrided stainless steel material. The pressure nitrided stainless steel hybrid bearing used with a refrigerant lubrication for chiller applications leads to a very long useful life time.