- Patent Title: Extrusion device and extrusion method that produces a plastic film
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Application No.: US15579729Application Date: 2016-05-10
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Publication No.: US10894350B2Publication Date: 2021-01-19
- Inventor: Ansgar Avermeyer , Tobias Kulgemeyer , Markus Bussmann , Martin Backmann
- Applicant: Windmöller & Hölscher KG
- Applicant Address: DE Lengerich
- Assignee: Windmöller & Hölscher KG
- Current Assignee: Windmöller & Hölscher KG
- Current Assignee Address: DE Lengerich
- Agency: DLA Piper LLP (US)
- Priority: DE102015108975 20150608
- International Application: PCT/EP2016/060444 WO 20160510
- International Announcement: WO2016/198222 WO 20161215
- Main IPC: B29C48/25
- IPC: B29C48/25 ; B29C48/08 ; B29C48/10 ; B29C48/27 ; B29C48/275 ; B29C48/285 ; B29C48/92 ; B29B7/60
Abstract:
An extrusion device that produces plastic film includes at least two feed units that feed feedstock to an extruder, wherein each feed unit has at least one discharge opening including a discharge closure to open and close the discharge opening, and a container interface that reversibly fastens a discharge container that accommodates feedstock discharged from the respective feed unit.
Public/Granted literature
- US20180162034A1 EXTRUSION DEVICE AND EXTRUSION METHOD THAT PRODUCES A PLASTIC FILM Public/Granted day:2018-06-14
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