发明名称 Method of and apparatus for high speed production of absorbent pad lined rectangular sloping walled polystyrene foam meat packaging trays
摘要 The basic structure of the tray of the invention is specially designed to be produced in a high speed hot polystyrene foam press (such as shown in U.S. Pat. No. 3,830,611) and the invention matches the production rate of this basic tray structure by a method and apparatus which denests the press product to effect its conversion in a horizontal serial fed chain conveyor operation, to absorbent pad lined trays, this operation automatically concluding with recompacting the finished product in a horizontal column delivered onto a counter for manual packaging.
申请公布号 US4260311(A) 申请公布日期 1981.04.07
申请号 US19790061831 申请日期 1979.07.30
申请人 STANDARD OIL COMPANY (INDIANA) 发明人 HANSES, MARK J.
分类号 B31B1/94;B31B17/00;(IPC1-7):B65H3/08 主分类号 B31B1/94
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