Apparatus and method for removing molds from articles with under

Details Apparatus and method for removing molds from articles with under Apparatus and method for removing molds from articles with under

1975-02-19

1976-10-19

Shore, Ronald J.

Plastic article or earthenware shaping or treating: apparatus

Preform reshaping or resizing means: or vulcanizing means...

Including shaping means comprising fluid pressure contacting...

425436R, B29C 1704

Patent

active

039868095

ABSTRACT:
Apparatus for progressively removing an inflexible undercut male mandrel pivotally attached to a platen from an undercut article formed about the mandrel by, for example, vacuum forming, wherein angular rotation of the mandrel in relation to the article permits progressive removal with regard to the undercut portion of the article.

REFERENCES:
patent: 3387334 (1968-06-01), Belanger et al.
patent: 3516122 (1970-06-01), Schwartz
patent: 3518725 (1970-07-01), Donofrio
patent: 3602949 (1971-09-01), Kaut
patent: 3709968 (1973-01-01), Houghton

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