Vacuum rig apparatus
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United States of America Patent
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Apr 8, 1997
Issued Date -
N/A
app pub date -
Dec 7, 1994
filing date -
Jun 30, 1993
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A vacuum rig apparatus for introducing a liquid into a space defined by a shaped article, which apparatus comprises a series of interconnected vessels attached through a port to a vacuum line, wherein one of the vessels is adapted to hold the shaped article and the apparatus is tiltable about a point midway along the vessel so that liquid from a reservoir flows into the vessel to surround the shaped article and fill the space therein when a vacuum is applied to the apparatus.
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