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:
Mar. 27, 2018

Filed:

Aug. 26, 2015
Applicant:

Honeywell International Inc., Morristown, NJ (US);

Inventors:

Cristopher Frost, Scottsdale, AZ (US);

Mariee Hayden, Wisconsin Rapids, WI (US);

Michael Stephen Crestin, Chandler, AZ (US);

James Laffan, Phoenix, AZ (US);

Mingfong Hwang, Phoenix, AZ (US);

Doug Hollingshead, Phoenix, AZ (US);

Marc Schmittenberg, Phoenix, AZ (US);

Assignee:

HONEYWELL INTERNATIONAL INC., Morris Plains, NJ (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02C 7/32 (2006.01); F02C 7/36 (2006.01);
U.S. Cl.
CPC ...
F02C 7/32 (2013.01); F02C 7/36 (2013.01); F05D 2250/313 (2013.01); F05D 2260/53 (2013.01); Y02T 50/671 (2013.01);
Abstract

An accessory gear box for a gas turbine engine having a drive shaft with a rotational axis and a tower shaft coupled to the drive shaft is provided. The accessory gear box includes a first plurality of gears arranged, which extend along a first axis substantially parallel to the rotational axis of the drive shaft. The accessory gear box includes a second plurality of gears, which extend along a second axis. The accessory gear box includes a first shaft, with one of the first plurality of gears coupled to the first shaft, and one of the second plurality of gears coupled to a second shaft. The one of the second plurality of gears coupled to the first shaft includes a first engagement surface and a second engagement surface, and the second engagement surface is coupled to another one of the second plurality of gears to drive the second shaft.


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