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:
Jun. 07, 2005

Filed:

Oct. 29, 2001
Applicants:

John M. Robertson, Andover, CT (US);

Thomas Demichael, Stafford Springs, CT (US);

Raymond M. Walker, Port St. Lucie, FL (US);

Inventors:

John M. Robertson, Andover, CT (US);

Thomas DeMichael, Stafford Springs, CT (US);

Raymond M. Walker, Port St. Lucie, FL (US);

Assignee:

United Technologies Corporation, Hartford, CT (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K020/18 ; B23K031/02 ;
U.S. Cl.
CPC ...
Abstract

A method of repairing a part, such as a rotating disk/drum rotor of a gas turbine engine. The method includes: heating a contact area of a wrought material and a contact area of a wrought part; and pressing the contact area of the material against the contact area of the part to bond the parts. A method of making a rotating part of a gas turbine engine, comprising: heating a contact area of a wrought material and a contact area of a wrought part; and pressing the contact area of the material against the contact area of the part to bond the parts. The methods may include a subsequent heat treatment to provide the desired strength properties to the joint between the material and the part.


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