Brown Machine, LLC

Roderick P Schulte

Victor L Chun

James Kundinger

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.

Powered adjustment clamping frame for a thermoforming machine and method for power adjusting a clamping frame size

A twin sheet thermoforming method and apparatus of a type using a rotary wheel to carry each of a series of clamping frames for releasably holding sheets to be formed through successive processing stations. The clamping frames can be shuttled on the wheel to be alternatively located for alignment with one of two forming tooling sets at a forming station, and to be shiftable at an unload-load station so that unloading and loading do not occur at the same location.

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Saginaw, MI, United States of America

Roderick P Schulte