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:
Apr. 03, 2018
Filed:
Mar. 12, 2014
Applicant:
United Technologies Corporation, Hartford, CT (US);
Inventors:
Robert C. Stutz, Dobbs Ferry, NY (US);
Joseph Grillo, Bloomfield, CT (US);
Assignee:
United Technologies Corporation, Farmington, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 25/16 (2006.01); F01D 25/18 (2006.01); F04D 29/053 (2006.01); F04D 29/059 (2006.01); F04D 29/063 (2006.01); F16N 7/36 (2006.01); F01D 25/12 (2006.01); F16C 3/02 (2006.01); F16C 33/66 (2006.01);
U.S. Cl.
CPC ...
F01D 25/18 (2013.01); F01D 25/125 (2013.01); F01D 25/16 (2013.01); F04D 29/053 (2013.01); F04D 29/059 (2013.01); F04D 29/063 (2013.01); F16C 3/02 (2013.01); F16N 7/363 (2013.01); F05D 2220/32 (2013.01); F05D 2240/50 (2013.01); F05D 2240/61 (2013.01); F05D 2260/232 (2013.01); F05D 2260/98 (2013.01); F16C 33/6677 (2013.01); F16C 2360/23 (2013.01); Y10T 464/10 (2015.01);
Abstract
A shaft for a gas turbine engine includes a shaft bore along an axis, a circumferential groove within the shaft bore, a multiple of first axial grooves from said circumferential groove and a multiple of second axial grooves from said circumferential groove.