Peek coated seal surfaces
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Sep 1, 2009
Grant Date -
N/A
app pub date -
May 1, 2000
filing date -
May 1, 2000
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A sealing apparatus is combined in a housing, such as a motor protector housing, having a hole extending therethrough. A shaft is movably disposed through the hole. A lip is disposed about the shaft and a ring is movably disposed about the shaft between the section and the lip. Sealing surfaces exist on opposite sides of the ring and on corresponding portions of the lip and the section. A polymeric coating is applied to at least one of the sealing surfaces. The polymeric coating may include a PEEK composite applied by an HVOF thermal spray process. A compressed spring assembly may be utilized to ensure a continuous seal.
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