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US 2009/0104302 A1Published application
Cup Thermoforming Machine
OwnerJere Frederick Irwininventor
Life of this patent
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Abstract
A cup thermoforming machine includes a frame, a movable upper platen, a clamping grid and a movable lower platen. The movable upper platen is supported for vertical reciprocation by the frame, and carries a male die. The clamping grid is carried by the frame above a sheet of thermoformable material and has a clearance aperture for the male die. The lower platen is supported for vertical reciprocation by the frame beneath the clamping grid and carries a female die.
Claims9
A cup thermoforming machine, comprising:
- a frame;
- a movable upper platen supported for vertical reciprocation by the frame and carrying a male die;
- a clamping grid carried by the frame above a sheet of thermoformable material and having a clearance aperture for the male die;
- and
- a movable lower platen supported for vertical reciprocation by the frame beneath the clamping grid and carrying a female die.
2 more elements
Dependencies are inferred from the claim text.