B - Operations – Transporting – 22 – C
Patent
B - Operations, Transporting
22
C
22/12
B22C 19/00 (2006.01) B22C 15/24 (2006.01)
Patent
CA 1047220
CORE-BLOWING MACHINE FOR PREPARING MOULDS AND FOUNDRY CORES . ABSTRACT OF THE DISCLOSURE . - In a core-shooting machine, the improvement consisting in that the inner wall of the ramming frame has a plastics material coating, the latter having a protrusion in its top edge area. This protrusion abuts the sandslinger head, Wear of the ramming frame is drastically reduced and a better air venting of the flask is ensured.
251315
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