Apparatuses and methods for making seal rings for caps, and thus obtained seal rings
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United States of America Patent
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Apr 23, 2013
Grant Date -
May 5, 2011
app pub date -
Apr 21, 2009
filing date -
Apr 22, 2008
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An apparatus for forming an object from plastics material includes a forming arrangement having a recess for forming an edge zone of the object, the recess extending around an internal region of the forming arrangement and a conduit cooperating with a piston device to supply the plastics material to the recess, the conduit leading into the internal region into a position contiguous with the recess.
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