Patent ID: 7087001

Claim:
An exercise device, comprising: a. an outer shell having a first half and a second half which are attached together to form an interior chamber, a first side edge, a bottom, a second side edge and a top; b. a tension assembly comprising a tension bolt extending from the interior chamber through an opening in the top and terminating in a tension adjustment knob at one end which rests adjacent the top of the casing, a tension coil spring and a tension adjustment block each surrounding the tension bolt, a cotter pin extending through an opening in the tension bolt adjacent its end opposite the tension adjustment knob, the tension bolt supported within the interior chamber by a tension bolt support adjustment housing; c. a pulley assembly within the internal chamber, the pulley assembly comprising a pulley shaft having a first sealed bearing at one end and a second sealed bearing at its opposite end, a pulley on said shaft, the pulley having a central opening, upper rim and a lower rim, a clock spring retainer plate located below the pulley with a clock spring wound around a clock spring pin attached to the retainer plate, the clock spring attached to the lower rim of the pulley at its opposite end, the pulley further having a clutch retainer within the pulley's opening and a combination ball bearing one-way clutch retained by the clutch retainer so that the pulley is caused to spin in one direction by the combination ball bearing one-way clutch and can be recoiled in the other direction by the force of the clock spring, a brake wheel located on said pulley shaft and located above the pulley, a brake band around the brake wheel, the brake band attached to the tension bolt support adjustment housing at one end and attached to the tension adjustment block at its other end, so that resistance of the pulley can be adjusted; d. a cable affixed to said pulley at one end, the cable extending out of a second opening in the top of the casing, the cable extending between a redirection pulley and a swivel pin which can be located in a redirection swivel located outside the casing adjacent the top of the casing, the pulley terminating in a snap fastener at its and; and e. a strap attachment located on the exterior surface of the casing on the first side edge and the second side edge, and an attachment strap supported on the strap attachment, the strap being affixed to the casing at one end and having an adjustable attachment at its other end by which the tension of the strap adjacent a body part is adjusted.