Sealing machine and the protecting structure for the same
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United States of America Patent
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Jan 5, 2016
Grant Date -
Aug 7, 2014
app pub date -
Aug 26, 2013
filing date -
Feb 6, 2013
priority date (Note) -
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Abstract
A sealing machine and the protecting structure that fit a wide range of sealing conditions and plastic bag materials, and prevent the plastic bag from breaking around the sealing line due to excessive fusion and tension are disclosed. The sealing machine comprises a pair of block members, each block member is disposed with an electrical heating wire, each electrical heating wire is covered with a first protecting belt, and each first protecting belt is covered with a second protecting belt. Each first protecting belt or second protecting belt comprises a plurality of apertures.
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