Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Gino Colonico0
George Olaru0
Date of Patent
April 14, 2009
0Patent Application Number
117533100
Date Filed
May 24, 2007
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A valve pin bushing for a hot runner includes a bushing body having a hole therethrough for receiving a valve pin and a rearward surface for contacting a back plate. A thermally insulative component is coupled to a forward surface of the bushing body. The thermally insulative component is made of a nonmetallic material having a thermal conductivity lower than that of the bushing body.
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