Sit up exercise machine

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Description

FIG. 1 is a perspective view showing the design of my invention.

FIG. 2 is a elevational view of from the right side.

FIG. 3 is an elevational view of from the left side.

FIG. 4 is a front elevational view.

FIG. 5 is a rear elevational view.

FIG. 6 is a top plan view; and,

FIG. 7 is bottom plan view.

Claims

The ornamental design for a sit up exercise machine, as shown and described.

Referenced Cited
U.S. Patent Documents
3929335 December 1975 Malick
D284394 June 24, 1986 Bengtson et al.
4863158 September 5, 1989 Tassone
5098089 March 24, 1992 Harrington et al.
D371177 June 25, 1996 Efobi
5613252 March 25, 1997 Yu et al.
5623949 April 29, 1997 Kostich
5665041 September 9, 1997 Hsieh
D391314 February 24, 1998 Cordero
5868654 February 9, 1999 Norian
D441811 May 8, 2001 Clarke
Patent History
Patent number: D455802
Type: Grant
Filed: Feb 13, 2001
Date of Patent: Apr 16, 2002
Inventor: Jaime G. Huitron Valencia (San Diego, CA)
Primary Examiner: Philip S. Hyder
Application Number: 29/137,037
Classifications
Current U.S. Class: Sit-up Type (D21/687); Exercise Equipment (D21/662)
International Classification: 2102;