Patent ID: 7179408
Filing Date: 2007-02-20
Classification: B29C,Y10T

Abstract:
1. An apparatus mounted to a mold for injecting air into a mold cavity and removing exhaust from the mold cavity, comprising: a needle rotation restrictor adapted to fit into a counter bore of a blow cylinder body, said needle rotation restrictor defining a hole through which a needle passes, said blow cylinder body mountable to the mold and having a conduit to the mold cavity and an interface for interfacing with the mold, said interface end having the counter-bore for containing said needle rotation restrictor; and said needle having a cross-sectional shape adapted to restrict rotation within the hole of the needle rotation restrictor and passing through the conduit of the blow cylinder body; wherein the needle rotation restrictor is rotatably positioned within the counter bore prior to engagement of the blow cylinder body with the mold.