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Patent
D578583
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Priority
Mar 26 2007
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Filed
Mar 26 2007
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Issued
Oct 14 2008
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Expiry
Oct 14 2022
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Assg.orig
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Entity
unknown
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3
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20
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n/a
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The ornamental design for a crank arm, as shown and described.
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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.
Goldberg, Johnny
Patent |
Priority |
Assignee |
Title |
4071235, |
Feb 02 1976 |
|
Adjustable resistance exercising apparatus |
4582318, |
Jun 24 1983 |
CYBEX INTERNATIONAL, INC |
Exerciser machine having dual chain drive for a variable resistance device |
4618141, |
Apr 12 1985 |
|
Therapeutic exercise device |
4900014, |
Sep 27 1988 |
|
Convertible exercise cycle |
5145479, |
Apr 03 1991 |
|
Total body exercising apparatus |
5354084, |
May 15 1992 |
|
Hand propulsion and steering dampening for three-wheel vehicle |
5735774, |
Jul 19 1995 |
|
Active crank axis cycle mechanism |
5853184, |
Feb 23 1996 |
BRIKE INTERNATIONAL LTD |
Handcycles |
5860329, |
Mar 17 1997 |
|
Pedaling mechanism for bicycles and the like |
5911792, |
Aug 12 1997 |
|
Bicycle crank system |
5946982, |
Apr 25 1997 |
SRAM DEUTSCHLAND GmbH |
Bicycle crank arm with multiple chain wheels |
6925907, |
Jan 20 2000 |
|
Triangulated bicycle pedal support structure |
20060116248, |
|
|
|
191792, |
|
|
|
D356526, |
Oct 18 1993 |
|
Bicycle crank set |
D484831, |
Nov 25 2002 |
|
Bicycle crank |
D498710, |
Jun 30 2003 |
TIEN HSIN INDUSTRIES CO., LTD. |
Bicycle crank |
D520920, |
Nov 12 2004 |
Shimano Inc.; Shimano Inc |
Bicycle crank |
D522413, |
Nov 12 2004 |
Shimano Inc. |
Bicycle crank arm |
D532342, |
Feb 24 2005 |
Shimano Inc. |
Bicycle crank |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a