Device for sealing or reducing holes, and connecting holes with a tube end
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United States of America Patent
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Mar 8, 2005
Grant Date -
Apr 10, 2003
app pub date -
Oct 9, 2001
filing date -
Oct 9, 2001
priority date (Note) -
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status (Latency Note)
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Abstract
A method and device for sealing or reducing holes or their connection with a tube end or similar fitting is characterized by at least one element with disc shaped surface with a rim smaller than the diameter of the hole to receive the element worth cone or some shaped surface with the wall of the drill hole under axial pressure, possibly with an additional tumbling action, and at least a temporary support of the element, the element of the device being placed into the drill hole and then with axial pressure from outside, e.g. by a punch, possible with an additional tumbling action, at least a radial shift of the disc shaped surface of the element and a press fit with the wall of the drill hole is achieved.
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