Motor fluid drive, especially for rotary, pivotal or linear drive units and corresponding method
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United States of America Patent
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Aug 18, 2009
Grant Date -
Sep 11, 2008
app pub date -
Feb 21, 2005
filing date -
Feb 20, 2004
priority date (Note) -
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status (Latency Note)
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Abstract
The invention relates to a drive, especially for rotary, pivotal or linear drive units, comprising a working piston (16), housed in a cylinder (12) of a housing (14), impinged by fluidic pressure media and displaced in the axial direction. The invention is characterized in that mechanical coupling elements (22, 24) are disposed on the working piston and can be coupled with a motor (30) in such a manner that the motor slows down and/or drives the working piston in the axial direction. The invention also relates to rotary, pivotal or linear drive units comprising said drive and to a method for operating a drive or a rotary, pivotal or linear drive unit.
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