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:
Jan. 31, 2017

Filed:

Mar. 15, 2013
Applicant:

Ellwood National Investment Corp., Wilmington, DE (US);

Inventor:

Roger L. Garrett, New Wilmington, PA (US);

Assignee:

Ellwood National Investment Corp., Wilmington, DE (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C21D 10/00 (2006.01); B23K 26/00 (2014.01);
U.S. Cl.
CPC ...
C21D 10/005 (2013.01); B23K 26/0069 (2013.01);
Abstract

An embodiment includes a method, comprising: applying an overlay material to a portion of a rotatable shaft; directing a pulse of laser energy to contact the overlay material to produce a shock wave; and re-positioning one or more of the portion of the rotatable shaft and the pulse of laser energy to contact the overlay material at different positions to create a laser peened surface on the portion of the rotatable shaft; the pulse of laser energy comprising a pulse sufficient to create the laser peened surface having residual compressive stress to a depth exceeding about 3 mm. Other aspects are described and claimed.


Find Patent Forward Citations

Garrett, Roger. (2017). Deep laser peening (U.S. Patent No. 9556499). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9556499

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…