Method of molding a pipe end protector
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United States of America Patent
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-
Sep 18, 1990
Issued Date -
N/A
app pub date -
Mar 13, 1989
filing date -
Nov 21, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A pneumatic type pipe-end protector pressurizable for clamping onto a pipe-end is manufactured by centering a containment ring supported by a filling duct in a casting mold, covering the filling inlet with a pneumatically expandable element attached to the ring maintaining the outer end of the filling duct in communication with the ambient atmosphere, and then introducing plastic into the casting mold for forming the protector body.
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Family
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Cited Art Landscape
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