Molding system with automatic fluid treatment of mold cavity

Details Molding system with automatic fluid treatment of mold cavity Molding system with automatic fluid treatment of mold cavity

B - Operations, Transporting

29

C

18/1194, 18/713

B29C 33/58 (2006.01) B22D 17/20 (2006.01) B22D 17/22 (2006.01) B29C 45/40 (2006.01) B29C 45/83 (2006.01)

Patent

CA 1046720

ABSTRACT OF THE DISCLOSURE Two mold halves together form a mold cavity and one of the mold halves is fitted with a plurality of ejector rods that can be reciprocated so as to push a molded article out of that half. At least some of these ejector rods are formed with throughgoing passages terminating adjacent the inner ends thereof at nozzle openings. Air and a treatment fluid, such as a demolding liquid, can be injected into the mold interior through these rods, with the nozzle openings in the ends of the rods covered during the normal molding operation.

224920

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