Chisel

- Hilti Aktiengesellschaft
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Description

FIG. 1 is a top and side perspective view of the chisel showing our new design, of which the bottom and opposing side perspective view is a mirror image;

FIG. 2 is a side perspective view thereof, of which the opposing side perspective view is a mirror image;

FIG. 3 is a top plan view thereof, of which the bottom plan view is a mirror image;

FIG. 4 is a front elevation view thereof; and,

FIG. 5 is a rear elevation view thereof.

Claims

The ornamental design for a chisel, as shown and described.

Referenced Cited
U.S. Patent Documents
D137744 April 1944 Gunderson
3258295 June 1966 Ives
4111060 September 5, 1978 Nerini
D346103 April 19, 1994 Warner
D482252 November 18, 2003 Hyde
D495567 September 7, 2004 Gontar
D637629 May 10, 2011 Clark
D648356 November 8, 2011 Clark
D689755 September 17, 2013 Quinn
D699089 February 11, 2014 Quinn
20040050568 March 18, 2004 Orozco, Jr.
20110280678 November 17, 2011 Bohn
20130205603 August 15, 2013 Schneider
Foreign Patent Documents
4208973 July 1993 DE
19914522 October 2000 DE
497307 August 1992 EP
06170748 June 1994 JP
11245222 September 1999 JP
Other references
  • “TE-SP “Wave” Chisels: For better breaking performance—Experience the wave!.” Hilti., Jan. 16, 2014 [online], [retrieved on Jul. 27, 2014]. Retrieved from the Internet <URL: https://www.hilti.co.uk/tesp-wave>.
  • “Flat Chisel.” Irwin Tools., Jul. 15, 2006 [online], [retrieved on Jul. 27, 2014]. Retrieved from the Internet <URL: http://www.irwin.com/Tools/drill-bits/flat-chisel>.
Patent History
Patent number: D779904
Type: Grant
Filed: Aug 19, 2015
Date of Patent: Feb 28, 2017
Assignee: Hilti Aktiengesellschaft (Schaan)
Inventors: Jens Schneider (Feldkirch), Karsten Brandenburg (Feldkirch-Tisis), Zsolt Kosa (Kecskemét), Lajos Tòth (Kecskemét)
Primary Examiner: Darlington Ly
Application Number: 29/536,683
Classifications
Current U.S. Class: D8/70; D8/47