Dual-lip shaft seal with one spring-urged lip
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United States of America Patent
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-
Sep 23, 1986
Issued Date -
N/A
app pub date -
Dec 2, 1985
filing date -
Apr 11, 1984
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A dual-lip shaft seal with two PTFE sealing members bonded to a molded elastomeric body, and a method and mold for its manufacture includes an elastomeric body bonded to the radial flange of a metal case and provides (1) a shaped lip with a garter spring held in a recess and, bonded to its other side, a frustoconical PTFE ring providing its sealing lip portion and (2) an inflexible portion bonded to a radially extending PTFE wafer.
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