Punching bag
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United States of America Patent
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-
Nov 2, 2010
Grant Date -
Sep 23, 2010
app pub date -
Jul 8, 2009
filing date -
Mar 23, 2009
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A punching bag is provided. The punching bag is positioned on a fixed pillar, and comprises a supporting frame, a foam layer, a force-bearing plate, and a punch pad. The supporting frame is attached and fastened to the fixed pillar. The foam layer is disposed on the supporting frame, and at least a sensing element is positioned on a surface of the foam layer for measuring an external punch force. The force-bearing plate is disposed on the foam layer and utilized for covering the foam layer, wherein at least an elastic element correspondingly attached to the at least a sensing element is positioned on an inner side of the force-bearing plate. The punch pad is utilized for covering and attaching to the force-bearing plate to bear the external punch force.
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