Isometric exercise apparatus

- MD Systems
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Description

FIG. 1 is a perspective view of an isometric exercise apparatus;

FIG. 2 is a side view of the isometric exercise apparatus of FIG. 1;

FIG. 3 is a front view of the isometric exercise apparatus of FIG. 1;

FIG. 4 is a rear view of the isometric exercise apparatus of FIG. 1;

FIG. 5 is a top plan view of the isometric exercise apparatus of FIG. 1; and,

FIG. 6 is a bottom plan view of the isometric exercise apparatus of FIG. 1.

Referenced Cited
U.S. Patent Documents
4530496 July 23, 1985 Smith et al.
4553746 November 19, 1985 Lee
4726580 February 23, 1988 Batiste et al.
5409436 April 25, 1995 Chang
5599256 February 4, 1997 Hughes, Jr.
Patent History
Patent number: D403385
Type: Grant
Filed: Mar 6, 1998
Date of Patent: Dec 29, 1998
Assignee: MD Systems (Westerville, OH)
Inventors: Michael A. Smyser (Galena, OH), David W. Ferguson (Pickerington, OH)
Primary Examiner: Philip S. Hyder
Law Firm: Mueller and Smith, LPA
Application Number: 0/84,614
Classifications
Current U.S. Class: For Hand, Wrist, Or Finger Only (D21/684)
International Classification: 2102;