Drive assembly
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United States of America Patent
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Mar 16, 1999
Grant Date -
N/A
app pub date -
May 30, 1997
filing date -
May 31, 1996
priority date (Note) -
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Abstract
The invention concerns a drive assembly for relative movement of two components of a machine tool with a drive motor and a gear arrangement with two gear trains that can be put under tension relative to each other and have output gears that mesh with opposing teeth, where each gear train has a compact gear with a high transmission ratio with at least one control element for applying tension to the two gear trains. A high positioning accuracy and torsional rigidity combined with a small size when installed are made possible according to this invention by the fact that the compact gear.
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