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. 26, 2022
Filed:
Nov. 01, 2019
Hamilton Sundstrand Corporation, Charlotte, NC (US);
Matthew Allen Slayter, Rockford, IL (US);
Richard Alan Davis, Stillman Valley, IL (US);
Benjamin T. Harder, DeKalb, IL (US);
James Vandung Nguyen, Rockford, IL (US);
Paul F. Fox, Loves Park, IL (US);
Jeffrey Todd Roberts, Winnebago, IL (US);
Jeff A. Brown, Cherry Valley, IL (US);
Brian McMasters, Caledonia, IL (US);
Dwayne Leon Wilson, Rockford, IL (US);
Daniel Richard Walker, Rockford, IL (US);
HAMILTON SUNDSTRAND CORPORATION, Charlotte, NC (US);
Abstract
A method of manufacturing a motoring system for a gas turbine engine including the steps of: forming a mechanical shaft fuse, the mechanical shaft fuse including a plurality of through holes; forming an outer housing; installing a reduction gear train into the outer housing, the reduction gear train having an input and an output; operably connecting an electric motor to the input; operably connecting a clutch to the output using the mechanical shaft fuse, the clutch in operation engages and disengages the reduction gear train; operably connecting a starter to the clutch, the starter having an output shaft; and operably connecting an accessory gearbox to the output shaft of the starter. The mechanical shaft fuse in operation shears when torque on the mechanical is greater than or equal to a selected value.