Chisel holder

- Wirtgen GmbH
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Description

FIG. 1 is an upper front perspective view of the chisel holder.

FIG. 2 is a front elevation view of the chisel holder of FIG. 1.

FIG. 3 is a rear elevation view of the chisel holder of FIG. 1.

FIG. 4 is a top view of the chisel holder of FIG. 1.

FIG. 5 is a left side elevation view of the chisel holder of FIG. 1; and,

FIG. 6 is a right side elevation view of the chisel holder of FIG. 1.

The broken lines are shown for environmental purposes only and form no part of the claimed design.

Claims

What is claimed is the ornamental design for a chisel holder, as shown and described.

Referenced Cited
U.S. Patent Documents
5186575 February 16, 1993 Wirtgen
5378050 January 3, 1995 Kammerer et al.
5529384 June 25, 1996 Ojanen et al.
5573308 November 12, 1996 Simons et al.
5683144 November 4, 1997 Kammerer et al.
6244665 June 12, 2001 Bise et al.
6619756 September 16, 2003 Holl et al.
6619757 September 16, 2003 Kammerer
6644755 November 11, 2003 Kammerer
6764140 July 20, 2004 Carson et al.
6866343 March 15, 2005 Holl et al.
7086704 August 8, 2006 Holl et al.
7300115 November 27, 2007 Holl et al.
D567270 April 22, 2008 Chiang
D574689 August 12, 2008 Holl et al.
D575610 August 26, 2008 Holl et al.
7461903 December 9, 2008 Tewes et al.
D585259 January 27, 2009 Holl et al.
7475949 January 13, 2009 Helsel et al.
7537288 May 26, 2009 Chiang
7547075 June 16, 2009 Tewes et al.
7597402 October 6, 2009 Tewes et al.
7784875 August 31, 2010 Holl et al.
7922256 April 12, 2011 Kammerer et al.
7922257 April 12, 2011 Kammerer
D638453 May 24, 2011 Buhr et al.
8061783 November 22, 2011 Keller et al.
D657648 April 17, 2012 Wachsmann
20060119165 June 8, 2006 Holl et al.
20090085396 April 2, 2009 Chiang
20090293249 December 3, 2009 Lehnert et al.
20110006588 January 13, 2011 Monyak et al.
20110148178 June 23, 2011 Lehnert et al.
20110148179 June 23, 2011 Lehnert et al.
Foreign Patent Documents
001848938 April 2011 EM
Other references
  • U.S. Appl. No. 29/408,551, filed Dec. 14, 2011 to Buhr et al.
  • U.S. Appl. No. 29/408,553, filed Dec. 14, 2011 to Buhr et al.
  • U.S. Appl. No. 29/408,554, filed Dec. 14, 2011 to Buhr et al.
  • U.S. Appl. No. 29/408,555, filed Dec. 14, 2011 to Buhr et al.
  • Kennametal Inc. brochure entitled “CB1OHD Replacement Toolholders”, 2 pp., 2008.
Patent History
Patent number: D666643
Type: Grant
Filed: Dec 14, 2011
Date of Patent: Sep 4, 2012
Assignee: Wirtgen GmbH
Inventors: Karsten Buhr (Willroth), Thomas Lehnert (Oberraden), Cyrus Barimani (Koenigswinter), Guenter Haehn (Koenigswinter)
Primary Examiner: Patricia Palasik
Attorney: Waddey & Patterson, P.C.
Application Number: 29/408,554
Classifications
Current U.S. Class: Tool Or Work Holder (D15/140); D8/71