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:
Jul. 04, 2017

Filed:

Nov. 05, 2015
Applicant:

Ihi Corporation, Koto-ku, JP;

Inventors:

Hiroyuki Ochiai, Tokyo, JP;

Kengo Kuwahara, Tokyo, JP;

Toshihisa Takekawa, Tokyo, JP;

Assignee:

IHI Corporation, Koto-ku, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23C 3/18 (2006.01); B23C 5/10 (2006.01);
U.S. Cl.
CPC ...
B23C 3/18 (2013.01); B23C 5/1081 (2013.01); B23C 2215/44 (2013.01); B23C 2220/04 (2013.01); B23C 2220/28 (2013.01); B23C 2220/32 (2013.01); Y10T 409/30756 (2015.01); Y10T 409/303808 (2015.01);
Abstract

A wing surface finishing method is the one in which after finishing of a leading edge and a trailing edge and finishing of a ventral portion and a back portion in a wing surface of a wing component are separated into separate steps, a finishing end mill is made to approach a ventral portion and a back portion of awing surface corresponding area of a workpiece after a speed of the finishing end mill is increased, finishing processing is applied to the ventral portion and the back portion of the wing surface corresponding area of the workpiece, respectively, and the speed of the finishing end mill is decreased after the finishing end mill is moved away from the wing surface corresponding area of the workpiece.


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