B - Operations – Transporting – 67 – D
Patent
B - Operations, Transporting
67
D
32/46, 18/681
B67D 7/80 (2010.01) B05C 5/04 (2006.01)
Patent
CA 1283278
ABSTRACT OF THE DISCLOSURE A block of solid thermoplastic material comprising alternating sections of circular and rectangular cross section, a device for melting and dispensing thermoplastic material having a thumb operated ratchet assembly for driving the block into the device, and a molding mechanism including two chain like structures that move along linear path portions with molds included in the structures in face to face relationship while molten thermoplastic is injected in an inlet end of the linear path portion to continuously mold the block.
518144
Minnesota Mining And Manufacturing Company
Smart & Biggar
LandOfFree
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