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United States Patent D781,941
Nakamura ,   et al. March 21, 2017

Gear cutting tool

Claims


CLAIM The ornamental design for a gear cutting tool, as shown and described.
Inventors: Nakamura; Yozo (Tokyo, JP), Kikuchi; Toshimasa (Tokyo, JP)
Applicant:
Name City State Country Type

MITSUBISHI HEAVY INDUSTRIES MACHINE TOOL CO., LTD.

Ritto-shi, Shiga

N/A

JP
Assignee: MITSUBISHI HEAVY INDUSTRIES MACHINE TOOL CO., LTD. (Shiga, JP)
Appl. No.: D/530,334
Filed: June 16, 2015

Foreign Application Priority Data

Apr 20, 2015 [JP] 2015-008824

Current U.S. Class: D15/139
Current International Class: 1509
Field of Search: ;D15/131,138,139,140

References Cited [Referenced By]

U.S. Patent Documents
1996987 April 1935 Wildhaber
2126178 August 1938 Drummond
2380208 July 1945 Ashton
D359968 July 1995 Ekblad
D372253 July 1996 Huffstutler
D400547 November 1998 Albrektsson
D404044 January 1999 Arfele
D519533 April 2006 Frey
D522544 June 2006 Frey
D525995 August 2006 Bjork
D535400 January 2007 May
D574957 August 2008 Petersen
D606569 December 2009 Ford
D630233 January 2011 Ford
D649989 December 2011 Dunlap
D758463 June 2016 Kikuchi
2002/0081161 June 2002 Yamada
2006/0134466 June 2006 Aoki
2013/0091970 April 2013 O-oka
2014/0100574 April 2014 Bono
2014/0140781 May 2014 Sjoo
2015/0147127 May 2015 Shpigelman

Other References

Mitsubishi Heavy Industries, Ltd., "Press Release about Gear Cutting Tool," available at http://www.mhi-global.com/news/story/1410201843.html, Oct. 20, 2014, 2 pages. cited by examiner.

Primary Examiner: Palasik; Patricia
Attorney, Agent or Firm: Birch, Stewart, Kolasch & Birch, LLP

Description



FIG. 1 is a perspective view of a gear cutting tool.

FIG. 2 is a front elevation view thereof. A rear elevation view is identical to the front elevation view.

FIG. 3 is a left side elevation view thereof. A right side elevation view is identical to the left side elevation view.

FIG. 4 is a top plan view thereof.

FIG. 5 is a bottom plan view thereof.

FIG. 6 is a referential top plan view thereof indicating an enlarged part.

FIG. 7 is a referential bottom plan view thereof indicating an enlarged part.

FIG. 8 is an enlarged view of the portion 8' taken along the line 8-8 in FIG. 2.

FIG. 9 is an enlarged view of the portion 9 in FIG. 6; and,

FIG. 10 is an enlarged view of the portion 10 in FIG. 7.

The broken lines shown in the drawings illustrate portions of the gear cutting tool that form no part of the claimed design. The dot-dash lines show an unclaimed boundary which forms no part of the claimed design. The inside portions of the dot-dash lines form no part of the claimed design.

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