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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.:

US 10167873 B1

PDFFull Text
Date of Patent:
Jan. 01, 2019

Filed:

Jul. 23, 2014

Dual direction windmill pump for geared turbofan engine

Applicant:

United Technologies Corporation, Hartford, CT (US);

Inventors:

William G. Sheridan, Southington, CT (US);

Reade W. James, West Hartford, CT (US);

Jacob Peter Mastro, Glastonbury, CT (US);

Assignee:

United Technologies Corporation, Farmington, CT (US);

Attorney:

Carlson, Gaskey & Olds, P.C.

Primary Examiner:

Jason Shanske

Assistant Examiner:

Behnoush Haghighian

Int. Cl.
CPC ...
F01D 25/20 (2006.01); F04D 29/063 (2006.01); F02C 7/32 (2006.01); F01D 21/00 (2006.01); F04D 19/00 (2006.01); F04D 25/02 (2006.01); F04D 25/04 (2006.01); F04D 29/053 (2006.01); F04D 29/32 (2006.01); F01D 15/12 (2006.01); F16H 3/00 (2006.01); F16H 57/04 (2010.01);
U.S. Cl.
CPC ...
F04D 29/063 (2013.01); F01D 21/00 (2013.01); F01D 25/20 (2013.01); F02C 7/32 (2013.01); F04D 19/005 (2013.01); F04D 25/028 (2013.01); F04D 25/045 (2013.01); F04D 29/053 (2013.01); F04D 29/325 (2013.01); F01D 15/12 (2013.01); F05D 2260/4031 (2013.01); F16H 3/003 (2013.01); F16H 57/04 (2013.01);
Abstract

A lubrication system includes a shaft rotatable about an axis, a lubrication pump configured to supply a lubricant flow to a gear system, and a gear train coupled to the shaft and configured to drive the lubrication pump in a first direction responsive to rotation of the shaft in both the first direction and a second direction. A gas turbine engine and method are also disclosed.

Find Patent Forward Citations

Sheridan, William. (2019). Dual direction windmill pump for geared turbofan engine (U.S. Patent No. 10167873). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10167873

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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