Hand grip strength tester

- Bissell Inc.
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Description

FIG. 1 is a perspective view of a hand grip strength tester which embodies my design;

FIG. 2 is a left side view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D192367 March 1962 Marvosh
D232448 August 1974 Andersson et al.
D247553 March 21, 1978 Breuer
D253295 October 30, 1979 Schwartz
D282350 January 28, 1986 Thomas et al.
D283987 May 27, 1986 Smidt
D297513 September 6, 1988 Tetrault et al.
D306703 March 20, 1990 Afilani
D328439 August 4, 1992 Ormand et al.
4530496 July 23, 1985 Smith et al.
Patent History
Patent number: D412295
Type: Grant
Filed: Jun 5, 1998
Date of Patent: Jul 27, 1999
Assignee: Bissell Inc. (Grand Rapids, MI)
Inventors: Kim J. Waldvogel (Burr Ridge, IL), W. Layne Carruth (Cordova, TN), Steven D. DeRidder (Bartlett, TN)
Primary Examiner: Antoine Duval Davis
Law Firm: Rader, Fishman, Grauer & McGarry
Application Number: 0/89,026
Classifications
Current U.S. Class: Pressure Gauge (D10/85); Weight, Force Or Density (D10/83)
International Classification: 1004;