Plastic article or earthenware shaping or treating: apparatus – Preform reshaping or resizing means: or vulcanizing means... – Including shaping means comprising fluid pressure contacting...
Patent
1983-01-04
1985-02-19
Silbaugh, Jan
Plastic article or earthenware shaping or treating: apparatus
Preform reshaping or resizing means: or vulcanizing means...
Including shaping means comprising fluid pressure contacting...
264522, 425388, 425403, B29C 1704, B29C 1703
Patent
active
045002770
ABSTRACT:
The present invention relates to an improved plug or tool for use in the production of shaped articles from thermoplastic sheet materials. An important feature of the present invention is that the tool or plug comprises a body portion which incorporates one or more inserts which possess a thermal conductivity different from the thermal conductivity of the body portion.
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Bullock Lance W.
Kovacs Ferenc
Vlahek Josip
Lee, Jr. William D.
Quatt Mark B.
Silbaugh Jan
Toney John J.
W. R. Grace Australia Limited
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