Patent · US Expired

Apparatus for the continuous production of foam plastic blocks of rectangular cross-section

US4108585A · kind A · utility

10Cited by

4References

7Claims

0Family size

Assignee

Maschinenfabrik Hennecke GmbH · DE

Inventors

Ferdinand Proksa · Leverkusen, DE
Reiner Raffel · Siegburg, DE
Ferdinand Althausen · Neunkirchen, DE

Key dates

Filing date	Jun 24, 1976
Grant date	Aug 22, 1978
Priority date	—
Expiry date	Jun 24, 1996

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S264/84
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

The instant invention relates to an apparatus for the continuous production of foam plastic blocks of a rectangular cross-section, in particular based on polyurethane. The apparatus generally comprises an endless conveyor belt whose upper run is provided with side walls, an unwinding device for a bottom and side sheet to cover the upper run of the belt and the side walls, a levelling device in the form of a roller or a doctor, which extends transversely in relation to the conveyor, a mixture application device and an unwinding device for a sheet to cover the mixture applied.

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