Coupling device and method for fabricating a grip ring to be used in such a coupling device
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United States of America Patent
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Nov 19, 2002
Issued Date -
N/A
app pub date -
Mar 28, 2001
filing date -
Mar 4, 1996
priority date (Note) -
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Abstract
Coupling device for a pipe, comprising a sleeve having an insert end for the pipe and a sealing means adapted for realizing a seal around the pipe when inserted in the sleeve, said sealing means comprising a plurality of mutually slidable elements which together form a ring, and a grip ring being mounted within said elements and extending along at least a part of the perimeter of the pipe, the grip ring being formed with dents pressed out of the plane of the grip ring.
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