Tank and tank connector assembly
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United States of America Patent
Stats
-
Dec 16, 1997
Grant Date -
N/A
app pub date -
Oct 10, 1996
filing date -
Dec 22, 1994
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A tank connector construction comprised of an outer shell of metal material and an inner shell of polymer material mounted inside the outer shell. A metal connector member having a tubular wall and a welding projection at one end thereof is provided with the welding projection of said metal connector member welded to the outer shell of metal material. An insert member of polymer material is mounted in one end of the metal connector member with the insert member fused to the inner shell of the tank. A connector sleeve member is mounted inside the tubular wall of the metal connector member. A connector sleeve member has an internally threaded tubular wall portion and is made of a polymer material having 'low creep' characteristics. In the preferred embodiment, the polymer material of the connector sleeve member is a polyamide material.
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