Crank arm

Information

  • Patent Grant
  • D578583
  • Patent Number
    D578,583
  • Date Filed
    Monday, March 26, 2007
    17 years ago
  • Date Issued
    Tuesday, October 14, 2008
    16 years ago
  • US Classifications
    Field of Search
    • US
    • D21 662
    • D21 663
    • D21 665
    • D21 666
    • D21 667
    • D21 668
    • D21 694
    • D12 123
    • 074 594100
    • 074 594200
    • 074 595000
    • 482 057000
    • 482 062000
    • 482 052000
  • International Classifications
    • 2102
    • Term of Grant
      14Years
Abstract
Description


FIG. 1 is a perspective view of the crank arm;



FIG. 2 is another perspective view of the crank arm;



FIG. 3 is a left side view of the crank arm;



FIG. 4 is a right side view of the crank arm;



FIG. 5 is a rear view of the crank arm;



FIG. 6 is a front view of the crank arm;



FIG. 7 is a top view of the crank arm; and,



FIG. 8 is a bottom view of the crank arm.


The broken line portions of the crank arm and the broken line environmental structure form no part of the claimed design.


Claims
  • The ornamental design for a crank arm, as shown and described.
US Referenced Citations (20)
Number Name Date Kind
D191792 Maratta Nov 1961 S
4071235 Zent Jan 1978 A
4582318 Giannelli et al. Apr 1986 A
4618141 Ashworth, Jr. Oct 1986 A
4900014 DeGraff Feb 1990 A
5145479 Olschansky et al. Sep 1992 A
5354084 Lofgren et al. Oct 1994 A
D356526 Burns Mar 1995 S
5735774 Maresh Apr 1998 A
5853184 Lofgren et al. Dec 1998 A
5860329 Day Jan 1999 A
5911792 Jaimes Jun 1999 A
5946982 Schmidt Sep 1999 A
D484831 Chiang Jan 2004 S
D498710 Chiang et al. Nov 2004 S
6925907 Odom Aug 2005 B1
D520920 Okada May 2006 S
D522413 Okada Jun 2006 S
D532342 Arakawa Nov 2006 S
20060116248 Lofgren et al. Jun 2006 A1