US Patent 7753676 Multi-piece valve pin bushing
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Patent abstract
A bushing body has an upstream portion and a downstream portion for extending into a channel. The bushing body has a bore therethrough for receiving a valve pin. A contoured sleeve is fit around the downstream portion of the bushing body for guiding a flow of molding material. A cap piece is coupled to the upstream portion of the bushing body for contacting a back plate.
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Patent Inventor Names
Denis Babin0
Fabrice Fairy0
Rhonda Goslinski0
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Official Website
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US Patent 07753676 Multi-piece valve pin bushing US Patent 7753676 Multi-piece valve pin bushing
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Patent Number
077536760
Patent Number
77536760
Edits on 22 Mar, 2023
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Patent Jurisdiction
Patent Number
077536760
Date of Patent
July 13, 2010
0Patent Application Number
121351330
Date Filed
June 6, 2008
0Official Website
Patent Primary Examiner
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US Patent 07753676 Multi-piece valve pin bushing
Infobox
Is a
Patent jurisdiction
Patent number
07753676
Date of patent
July 13, 2010
Patent application number
12135133
Date Filed
June 6, 2008
Patent primary examiner
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