Resistance chair with wheels

Details Resistance chair with wheels Resistance chair with wheels

2007-04-10

2010-06-22

Richman, Glenn (Department: 3764)

Exercise devices

Support for entire body of user

C482S092000, C482S904000

Reexamination Certificate

active

07740572

ABSTRACT:
A resistance chair with wheels assists users with performing correct abdominal crunches by guiding the user's effort. The resistance chair includes a seat connected to a hinged back with back support that extends to support the user's back and assist in the crunch recovery following the crunch extension.

REFERENCES:
patent: 5580340 (1996-12-01), Yu
patent: 5669864 (1997-09-01), Brister
patent: 5681250 (1997-10-01), Hoover et al.
patent: 6213923 (2001-04-01), Cameron et al.
patent: 6855098 (2005-02-01), Reitz et al.
patent: 2005/0181916 (2005-08-01), Frost et al.

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