Thermoforming Web Accumulator and Method
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United States of America Patent
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Issued Date -
Jul 19, 2012
app pub date -
Mar 26, 2012
filing date -
Jun 21, 2009
priority date (Note) -
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status (Latency Note)
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Abstract
A thermoforming web accumulator is provided having a frame, a web guide element, an arm, and an actuator. The frame is configured to be provided within a thermoforming line. The web guide element is configured to be provided beneath a web of thermoformable material being delivered along the thermoforming line. The arm is carried by the frame and is configured to articulate the web guide element between raised and lowered positions. The actuator is operatively coupled with the arm to articulate the arm to controllably move the web guide element between raised and lowered positions to accumulate an extra length of web and discharge the extra length of web during a web splicing operation. A method is also provided.
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