Drill head for deep hole drilling

- Ayabo Corporation
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Description

FIG. 1 is a front perspective view of the drill head design.

FIG. 2 is a front elevational view of the drill head design.

FIG. 3 is a rear elevational view of the drill head design.

FIG. 4 is a left side elevational view of the drill head design.

FIG. 5 is a right side elevational view of the drill head design.

FIG. 6 is a top view of the drill head design; and,

FIG. 7 is a bottom view of the drill head design.

The broken line showing on the drawing disclosure is for illustrative purposes only and forms no part of the claimed design.

Claims

The ornamental design for a drill head for deep hole drilling, as shown and described.

Referenced Cited
U.S. Patent Documents
4076445 February 28, 1978 Kress et al.
D496948 October 5, 2004 Charland et al.
D504141 April 19, 2005 Charland et al.
D525634 July 25, 2006 Kotala
7645102 January 12, 2010 Nomura et al.
D639320 June 7, 2011 Frejd
D649988 December 6, 2011 Frejd
8347988 January 8, 2013 Gilbert et al.
20100040425 February 18, 2010 Nomura et al.
20110280675 November 17, 2011 Nomura et al.
20130051944 February 28, 2013 Wenzelburger et al.
Foreign Patent Documents
2008-334663 July 2010 JP
Other references
  • The Clip from the Magazine “The Leader of Tool Tech”, in Apr. 2010.
  • C-1202:1—The Brochure issued by Sandvik, a Swedish company, in Dec. 2009.
  • The Brochure issued by Unitac Incorporated, a Japanese company, in Feb. 2010.
Patent History
Patent number: D682898
Type: Grant
Filed: May 6, 2011
Date of Patent: May 21, 2013
Assignee: Ayabo Corporation (Anjo-shi, Aichi)
Inventor: Katsushi Fujii (Anjo)
Primary Examiner: Patricia Palasik
Application Number: 29/391,363
Classifications
Current U.S. Class: Cutting Tool, E.g., Drill Bit, Etc. (D15/139)