Patent · US Active

Flexible lip extruder, and methods of extruding material

US8268213B2 · kind B2 · utility

0Cited by

10References

11Claims

0Family size

Assignee

Premier Dies Corporation · US

Inventors

Robert L. Druschel · Künzelsau, DE
Steven D. Jonjak · Chippewa Falls, US

Key dates

Filing date	Oct 21, 2010
Grant date	Sep 18, 2012
Priority date	—
Expiry date	Dec 28, 2030

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB29L2007/007
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

An extrusion die or extruder having a flexible lip that is moveable by a geared mechanism. A shaft is operably connected to at least one gear, which in turn is operably connected to a movable lip of the extruder. Rotation of the shaft results in movement of the extruder lip.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.