Powered adjustment clamping frame for a thermoforming machine and method for power adjusting a clamping frame size
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United States of America Patent
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May 7, 2002
Grant Date -
N/A
app pub date -
Jun 14, 1999
filing date -
Jun 14, 1999
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Adjustable clamping frames for rotary thermoforming machine have movable sets of clamp supporting members which are driven by selectively engageable drive units to carry out a size adjustment at a station in the thermoforming machine.
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