Waist-twisting exercise device

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Description

FIG. 1 is a perspective view of a waist-twisting exercise device showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a perspective view of the waist-twisting exercise device, wherein the broken line showing of the person is for illustrative purposes only and forms no part of the claimed design.

Claims

The ornamental design for a waist-twisting exercise device, as shown and described.

Referenced Cited
U.S. Patent Documents
5232425 August 3, 1993 Miller et al.
D379835 June 10, 1997 Chen
5637066 June 10, 1997 Chang
D431608 October 3, 2000 Lin
D463837 October 1, 2002 Tuller et al.
6488614 December 3, 2002 Chang
6616582 September 9, 2003 Jiang
6712742 March 30, 2004 Suiter
Patent History
Patent number: D509862
Type: Grant
Filed: Apr 16, 2004
Date of Patent: Sep 20, 2005
Inventor: Jao Hsing Tsai (Hsinchu)
Primary Examiner: Philip S. Hyder
Attorney: Nikolai & Mersereau, P.A.
Application Number: 29/203,687
Classifications
Current U.S. Class: Exercise Equipment (D21/662)