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. 07, 2020

Filed:

Apr. 01, 2015
Applicant:

Mitsubishi Hitachi Power Systems, Ltd., Kanagawa, JP;

Inventors:

Takehisa Okuda, Tokyo, JP;

Motonari Machida, Tokyo, JP;

Yasuo Matsunami, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K 26/342 (2014.01); B23K 26/03 (2006.01); B23K 26/14 (2014.01); B23K 26/144 (2014.01); F01D 5/28 (2006.01); B23K 101/00 (2006.01);
U.S. Cl.
CPC ...
B23K 26/342 (2015.10); B23K 26/032 (2013.01); B23K 26/144 (2015.10); B23K 26/147 (2013.01); F01D 5/288 (2013.01); B23K 2101/001 (2018.08); F05D 2220/31 (2013.01); F05D 2220/32 (2013.01); F05D 2230/234 (2013.01);
Abstract

A cladding-by-welding device, an erosion shield forming method, and a turbine blade manufacturing method forming an erosion shield having high erosion resistance including: a powder supply head; a laser head; a line generator configured to irradiate a measurement line beam; a imaging device; a movement mechanism configured to move the powder supply head and the laser head with respect to a base body; and at least one controller configured to cause a projection image on the base body of the measurement line beam acquired by the imaging device to overlap a predetermined position of the imaging device, to set a position where the projection image overlaps the predetermined position of the imaging device as a copying position, to control the movement mechanism based on the copying position, and to move the powder supply head and the laser head with respect to the base body.


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