Patent
   D281267
Priority
Apr 14 1983
Filed
Apr 14 1983
Issued
Nov 05 1985
Expiry
Nov 05 1999
Assg.orig
Entity
unknown
4
10
n/a
The ornamental design for a sit-up exercise device, as shown and described.

FIG. 1 is a perspective view of a sit-up exercise device showing my new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a front elevational view thereof shown partially in fragment for ease of illustration;

FIG. 4 is a top plan view thereof;

FIG. 5 is a rear elevational view thereof; and,

FIG. 6 is another front perspective view thereof with the cushion members shown in an exploded condition.

Howard, Gale V.

Patent Priority Assignee Title
D334604, Sep 21 1990 Sit-up exercise apparatus
D355458, Jul 28 1993 Far Great Plastics Industrial Co., Ltd. Multi-function physical exerciser
D369841, Dec 13 1994 Door mountable sit up exerciser
D646342, Feb 18 2010 Feet stabilizer for exercising
Patent Priority Assignee Title
1969165,
2050652,
4116434, Mar 15 1977 Sit-up exercise apparatus
4121825, Sep 26 1977 Portable foot anchor for exercising
4182509, Apr 21 1977 Exercise device
4182510, Aug 21 1978 Exercise shoe sit-up apparatus
4185816, Mar 15 1977 Sit-up exercise apparatus
4212458, May 08 1978 Foot holding device for use in performing sit-up exercises
4323235, Feb 14 1980 Physical training apparatus for holding a person's feet when performing sit-ups
D277218, Aug 12 1981 BOLLINGER INDUSTRIES, L P Exercise for attachment to door or the like
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