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:
Nov. 13, 2018
Filed:
Oct. 16, 2015
United Technologies Corporation, Hartford, CT (US);
John E. Wilber, East Hampton, CT (US);
Bernard J. Reilly, Coventry, CT (US);
Jeffrey M. Palitsch, East Hampton, MA (US);
Rimal Patel, Windsor, CT (US);
Jesse T. Carmichael, Vernon, CT (US);
Ryan H. Quinn, Manchester, CT (US);
PRATT & WHITNEY, East Hartford, CT (US);
Abstract
A bladed rotor and a hub rotor for a gas turbine are provided. A bladed rotor may comprise a rotor interface comprising a radially inward surface, wherein the rotor interface comprises a constant diameter zone; and a reduced stress zone located adjacent to and aft of the constant diameter zone. A hub rotor may comprise a hub interface comprising a radially outward surface, wherein the hub interface comprises, a constant diameter zone, and a reduced stress zone located adjacent to and aft of the constant diameter zone.