Load wheel drive
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United States of America Patent
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-
Jun 30, 2009
Grant Date -
Jan 25, 2007
app pub date -
Feb 28, 2005
filing date -
Feb 27, 2004
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A method of positioning a load wheel in a tire uniformity machine to load a tire for testing, the method comprising providing a drive assembly including a drive motor and a drive controller, electrically connected to each other, said drive controller being adapted to switch between analog velocity control and position control; moving the load wheel with the drive motor using analog velocity control; and switching to position control to cause said motor to maintain a selected position of said load wheel without a mechanical brake.
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Family
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