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US 5,718,660 AGranted
Exerciser for straightening spinal column
AssigneeJin Chen Chuang
InventorPaul Chen
Life of this patent
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Abstract
An exerciser includes a base supported on a support in a suitable inclined angle for supporting a user. An extension is slidably engaged in the base and has one end extended outward of the base and has a clamping device for clamping the feet of the user to the extension. A bracket is secured to the extension. A lever is pivotally coupled to the base and a handle is secured to the lever for rotating the lever. A cable couples the lever to the bracket for moving the extension outward of the base and and for pulling the feet of the user so as to straighten the spinal column.
Claims5
An exerciser comprising:
- a support including an upper portion having a pivot shaft provided therein,
- a base including a middle portion pivotally coupled to said support at said pivot shaft for supporting a user,
- an extension slidably engaged in said base and including a first end portion extended outward of said base,
- means for supporting said base in an inclined status relative to said support,
- means for securing feet of the user to said first end portion of said extension, and
- means for moving said extension and said foot securing means outward of said base to stretch said feet and for allowing said extension and said foot securing means to move backward to said base and for allowing said extension and said foot securing means to be moved in a reciprocating action relative to said base by said moving means.
3 more elements
Dependencies are inferred from the claim text.