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:
Dec. 21, 1993
Filed:
Aug. 11, 1992
Applicant:
Inventors:
Robert K Mitchell, Jr, Hamilton, OH (US);
Mark J Bailey, Cincinnati, OH (US);
Assignee:
General Electric Company, Cincinnati, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D / ;
U.S. Cl.
CPC ...
416215 ; 416217 ; 4161 / ; 416248 ;
Abstract
A rotor blade for a gas turbine engine includes an airfoil, platform and dovetail. The platform has top and bottom surfaces, with a plurality of pockets disposed in the bottom surface for reducing weight of the platform, with the pockets defining a plurality of continuous beams extending along the platform which provide structural stiffness to the platform to avoid resonance vibration thereof during operation.
Mitchell, Jr, Robert. (1993). Lightweight platform blade (U.S. Patent No. 5271718). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5271718
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile