Tool transfer arm assembly for automatic milling machines
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United States of America Patent
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Feb 8, 1983
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N/A
app pub date -
Jan 2, 1981
filing date -
Jan 2, 1981
priority date (Note) -
Expired
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Abstract
A tool transfer assembly for automatic milling machines perform rapid but stable replacement of a tool on a spindle head under direct control by a cam groove formed in an axially turnable and vertically movable shaft operationally related to holding jaws for tool holders while effectively utilizing power derived from two pneumatic power sources, thereby avoiding dissipation of the power conventionally caused by dividing it during transmission.
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