Knife assembly

- Zenith Cutter, Inc.
Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a perspective view of a knife assembly embodying the present invention.

FIG. 2 is a top view of the knife assembly of FIG. 1.

FIG. 3 is a bottom view of the knife assembly of FIG. 1.

FIG. 4 is a front view of the knife assembly of FIG. 1.

FIG. 5 is a rear view of the knife assembly of FIG. 1.

FIG. 6 is a left side view of the knife assembly of FIG. 1.

FIG. 7 is a right side view of the knife assembly of FIG. 1.

FIG. 8 is a perspective view of another knife assembly embodying the present invention.

FIG. 9 is a top view of the knife assembly of FIG. 8.

FIG. 10 is a bottom view of the knife assembly of FIG. 8.

FIG. 11 is a front view of the knife assembly of FIG. 8.

FIG. 12 is a rear view of the knife assembly of FIG. 8.

FIG. 13 is a left side view of the knife assembly of FIG. 8.

FIG. 14 is a right side view of the knife assembly of FIG. 8.

FIG. 15 is a perspective view of another knife assembly embodying the present invention.

FIG. 16 is a top view of the knife assembly of FIG. 15.

FIG. 17 is a bottom view of the knife assembly of FIG. 15.

FIG. 18 is a front view of the knife assembly of FIG. 15.

FIG. 19 is a rear view of the knife assembly of FIG. 15.

FIG. 20 is a left side view of the knife assembly of FIG. 15; and,

FIG. 21 is a right side view of the knife assembly of FIG. 15.

The portions of the knife assembly shown in broken lines illustrate environment and form no part of the claimed design. The dot-dash-dot lines visible in FIGS. 1-3, 6-10, 13-17, 20, and 21 define the boundary of the claimed design and form no part of the claimed design.

Claims

We claim the ornamental design for a knife assembly, as shown and described in FIGS. 1-21.

Referenced Cited
U.S. Patent Documents
3126931 March 1964 Blanshine et al.
3163918 January 1965 Emmons
D222691 December 1971 Lindal
3790093 February 1974 McIntyre
3957211 May 18, 1976 Nakamura et al.
4028779 June 14, 1977 Shah
4106708 August 15, 1978 Kropa
4206882 June 10, 1980 Barnes et al.
4231495 November 4, 1980 Lund
4669516 June 2, 1987 Carpenter
4706899 November 17, 1987 Parker et al.
4969605 November 13, 1990 Morin
4977937 December 18, 1990 Hessenthaler
5195685 March 23, 1993 Dumaine
5474239 December 12, 1995 Williams, Jr. et al.
D366995 February 13, 1996 Davis
D370611 June 11, 1996 Frick
D372037 July 23, 1996 Lane, Jr.
5649579 July 22, 1997 Kokko
D391378 February 24, 1998 Bannister
5743472 April 28, 1998 Williams, Jr. et al.
5775608 July 7, 1998 Dumaine et al.
5857508 January 12, 1999 Jonkka
5979522 November 9, 1999 Swartwood
6058989 May 9, 2000 LaGrange
D450556 November 20, 2001 Biller
6481650 November 19, 2002 Mori
D480483 October 7, 2003 Eichner
6662837 December 16, 2003 Smith
6749138 June 15, 2004 Hart et al.
D506663 June 28, 2005 Biller
6968879 November 29, 2005 Schuh
7069969 July 4, 2006 Knappett
7140408 November 28, 2006 Hinchliff
7159626 January 9, 2007 Biller
D547465 July 24, 2007 Mann
D560822 January 29, 2008 Flechsig
7938155 May 10, 2011 Maietta
8464973 June 18, 2013 Karlsson et al.
8534580 September 17, 2013 Rice et al.
D696319 December 24, 2013 Tempel
D705274 May 20, 2014 Sirviö
D725294 March 24, 2015 Cooke
20050205162 September 22, 2005 Stager
20060208120 September 21, 2006 McGehee
20070221766 September 27, 2007 Karlsson et al.
20090000697 January 1, 2009 Hinchliff
20090200411 August 13, 2009 Stager
20090294016 December 3, 2009 Sayres
20110089279 April 21, 2011 Karlsson et al.
20110108318 May 12, 2011 Pawlak
20130309345 November 21, 2013 Dahlheimer et al.
20140027552 January 30, 2014 Hinchliff
20150343667 December 3, 2015 Robertson
Foreign Patent Documents
4406675 September 1994 DE
1208458 October 1970 GB
Other references
  • SSSDynamics, Inc., Sutton-steele radial knife granulators, retrieved from http://www.sssdynamics.com/docs/size-reduction/sutton-granulators.pdf, published at least as early as Oct. 2, 2014, 4 pages.
  • Wittmann, Optimal Material Recycling, retrieved from http://pennoneplastics.com/sites/default/files/witmann-granulators.pdf, published at least as early as Oct. 2, 2014, 12 pages.
Patent History
Patent number: D772316
Type: Grant
Filed: Apr 1, 2015
Date of Patent: Nov 22, 2016
Assignee: Zenith Cutter, Inc. (Loves Park, IL)
Inventors: Mark J. Johnson (Edgerton, WI), Timothy R. Greve (Davis, IL)
Primary Examiner: Susan Bennett Hattan
Assistant Examiner: Brett Miller
Application Number: 29/522,647
Classifications
Current U.S. Class: Cutting Tool, E.g., Drill Bit, Etc. (D15/139)