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.

Date of Patent:
Jan. 10, 2012

Filed:

Jun. 07, 2005
Applicant:

Floyd Kent Matlack, Granby, CT (US);

Inventor:

Floyd Kent Matlack, Granby, CT (US);

Assignee:

Hamilton Sundstrand Corporation, Windsor Locks, CT (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01C 1/18 (2006.01); F01C 1/24 (2006.01); F04C 2/18 (2006.01); F04C 18/18 (2006.01);
U.S. Cl.
CPC ...
Abstract

A pump system includes an inlet port, a discharge port, a drive aperture and a drain aperture. The drive aperture and the drain aperture are interchangeable such that the pump system may be utilized on either a clockwise or counterclockwise driven propeller. A propeller gearbox driven pump drive shaft is mounted into either aperture such that the aperture which receives the drive shaft becomes the drive aperture while the other aperture becomes the drain aperture. By allowing either pumping gear to become the driver gear by receiving the drive shaft, the pump system may accommodate either a clockwise or counterclockwise propeller gearbox.


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