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:
Jul. 16, 1991
Filed:
Apr. 06, 1990
Applicant:
Inventors:
Lawrence W Blair, Boxford, MA (US);
Robert A Schaefer, North Reading, MA (US);
Assignee:
General Electric Company, Lynn, MA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B21K / ; B23P / ;
U.S. Cl.
CPC ...
298891 ; 298897 ; 2940206 ;
Abstract
An improved gas turbine engine blade having increased resistance to foreign object damage is disclosed. The blade includes a swept-back leading edge portion in the tip region of the blade for improving resistance to tip curl due to foreign object impact. A method of forming such a gas turbine engine blade from a blade having leading edge tip curl caused by foreign object damage is also disclosed.