Die plate for extrusion, with discharge holes equi

专利名称：Die plate for extrusion, with discharge holes

equipped with fitted inserts

发明人：Guggiari, Andrea申请号：EP90203084.0申请日：19901122公开号：EP0432821A2公开日：19910619

专利附图：

摘要：Die plate for extrusion, having discharge holes equipped with fitted inserts, inwhich the discharge holes each possess a seating having a circular base surface and anoutlet opening at the surface of the plate having a substantially elliptical outline, the

major axis of the ellipse being equal to the diameter of the base surface, an insert beingfitted in the seating which possesses a base surface, facing towards the inside of theplate, having a substantially elliptical outline which can be inscribed, with slight clearance,inside the opening of the seating, and having an opposite surface, facing towards theoutside of the plate, having a circular outline with its diameter equal to the minor axis ofthe base.

申请人：POMINI FARREL S.p.A.

地址：Via Leonardo da Vinci 20 I-21053 Castellanza Varese IT

国籍：IT

代理机构：Raimondi, Alfredo, Dott. Ing. Prof.

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