Patent ID: 11872432
Assignee: nan
Field: Furniture, games (Other fields)
Classification: CPC A | IPC A

Claim 0:
1. An exercise device comprising:
an outer tube having a first end and an open second end, wherein a notch is formed in the open second end of the outer tube;
an inner tube having a first end fitting inside the open second end of the outer tube and a slot formed along a portion of the inner tube, the slot communicating an inside region of the inner tube with an exterior thereof; and
an elastic cord secured to the first end of the inner tube and extending from the inside region of the inner tube through the slot, the elastic cord running inside the inner tube along at least the first end thereof, the elastic cord extending outward through the slot to terminate at the notch, wherein:
the elastic cord is operable to provide a resistance to compression of the inner tube into the outer tube, and
there is only one outer tube, and the inner tube is configured to slide inside the outer tube against the resistance provided by the elastic cord from about 10 percent to about 100 percent of a length of the inner tube depending on a force applied by a user.