B - Operations – Transporting – 22 – D
Patent
B - Operations, Transporting
22
D
B22D 18/06 (2006.01) B22D 17/14 (2006.01)
Patent
CA 2159024
A vacuum valve adapted to be coupled with a die pair forming a mold cavity therebetween and separated by a parting line between the die pair, said vacuum valve comprising; a first die block adapted to be secured to one die of the die pair and including a slot in fluid communication with the mold cavity, and a valve member that is moveable between a first position permitting flow through fluid said slot and a second position inhibiting the flow of fluid through said slot; a second die block adapted to be secured to the other die of the die pair and having a passageway in fluid communication with said slot and a vacuum source; a power- operated actuator having a reciprocally moveable output member; a geared drive mechanism coupling said output member of said actuator to said valve member for changing movement of said actuator output member into movement of said valve member; and a controller for controlling the reciprocation of said actuator output member.
Freeman Lewis Gene
Marks & Clerk
LandOfFree
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