Invention Grant
- Patent Title: Gate shut-off device for foam molding
- Patent Title (中): 用于泡沫模制的门盖关闭装置
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Application No.: US3581341DApplication Date: 1969-02-06
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Publication No.: US3581341APublication Date: 1971-06-01
- Inventor: PERRY DAN E
- Applicant: PHILLIPS PETROLEUM CO
- Assignee: ConocoPhillips Co
- Current Assignee: ConocoPhillips Co
- Priority: US79712069 1969-02-06
- Main IPC: B29C44/42
- IPC: B29C44/42 ; B29C44/58 ; B29C45/28 ; B29D27/04
Abstract:
AN APPARATUS FOR CLOSING THE GATE OF A MOLD USED IN FOAM MOLDING. THE APPARATUS COMPRISES A PAIR OF OPPOSED CLOSURE MEMBERS LOCATED ON OPPOSITE SIDES OF THE GATE. THE CLOSURE MEMBERS ARE NORMALLY DISPOSED IN A CLOSED POSITION AND ARE MOVABLE TO AN OPEN POSITION RESPONSIVE TO THE INSERTION OF AN EXTRUSION LANCE THROUGH THE GATE.
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