Vacuum assisted molding apparatus
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United States of America Patent
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Oct 19, 2004
Grant Date -
Apr 24, 2003
app pub date -
Oct 24, 2001
filing date -
Oct 24, 2001
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Vacuum assisted molding apparatus provides reliable sealing about the mold cavity while minimizing the area of the plant floor space occupied by the mold. The apparatus includes an upper die, a lower die, a vacuum source, and a sealing assembly. The upper die includes a generally horizontal molding surface and vertically extending sides. The lower die includes a generally horizontal molding surface cooperating with the upper die to form a mold cavity. The sealing assembly is operable to create a vacuum surrounding the mold cavity.
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