Improvements in and relating to moulding machines

专利名称：Improvements in and relating to moulding

machines

发明人：Tranter, Harold William申请号：EP79300296申请日：19790227公开号：EP0004156A3公开日：19791003

专利附图：

摘要：An apparatus for feeding dough moulding composition to the barrel of anextruder or injection moulding machine comprises a reservoir having means therein tourge moulding composition from said reservoir to said barrel, a channel connecting said

reservoir and barrel, said channel having a variable volume portion and isolating valvemeans for closing the channel between the reservoir and said variable volume portion sothat when said channel is open, moulding material flowing through the channel to thebarrel will at least partly expand said portion so as to store moulding material therein,the arrangement being such that on closing said isolating valve means and contractingsaid variable volume portion, the flow of moulding composition to the barrel ismaintained from said portion for at least as long as is necessary to replenish thereservoir.

申请人：BRITISH INDUSTRIAL PLASTICS LIMITED

代理人：Wetters, Basil David Peter

更多信息请下载全文后查看