Wiping and/or sealing element as well as process for sealing a piston and clamping and/or support element
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United States of America Patent
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Jun 26, 2007
Grant Date -
Aug 11, 2005
app pub date -
Feb 8, 2005
filing date -
Feb 9, 2004
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention pertains to a wiping and/or sealing element for sealing a piston (11) guided movably in a housing (10) with a seal held in a groove (21, 30). The present invention pertains, furthermore, to a process for sealing a movable piston (11) by means of a seal inserted into a groove (21, 30) and a clamping and/or support element with a piston (21), which is guided in a housing (10) such that it can be withdrawn and extended, wherein the piston (11) is sealed by means of a seal arranged in a groove (21). To achieve sealing of the piston (11) with a high sealing force for high liquid pressures at low friction, the wiping and/or sealing element according to the present invention as well as the clamping and/or support element according to the present invention are wherein the seal is a quad ring (22) with a square cross section.
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