Metal belt with pre-stressed coating

Riku Pihko (Inventor), Voli-Matti Vainio (Inventor), Erkki Kiiski (Inventor)

Research output: PatentPatent application

Abstract

The invention relates to a belt 100 made from metal for use in a paper- or board making machine and a method for manufacturing such a belt. The belt has a plate shaped belt body 10 adapted to be formed into an endless loop, and has a coating 101, 102 formed on at least one surface of the belt, wherein the coating is formed from a different material than the belt body 10. The belt is characterized in that stress in the coating 101, 102 is different from stress in the coated belt body 10, for example, the stress in the coating 101 is compressive stress, while the stress in the belt body 10 is tensile stress, when the coated side of the belt is the outside surface side of a belt loop formed form this belt. Alternatively or additionally, the stress in the coating 102 is tensile stress and the stress in the belt body 10 is compressive stress, when the coated side of the belt body is the inside surface side of a belt loop formed form this belt. The invention further provides a method for manufacturing such a belt in which method the belt body 10 is bent with a radius and/or in a direction different from the bending of the belt 100 when the belt is in use in form of said loop in the paper- or board making machine, and the coating 101, 102 is formed on at least one surface of the belt body while the belt body 10 is in the bent state.

Patent family as of 4.1.2024

AT507957 A2 20100915 AT20080009423 20080312

AT507957 A3 20110415 AT20080009423 20080312

AT507957 B1 20110615 AT20080009423 20080312

DE112008003802 T5 20110224 DE200811003802T 20080312

DE202008018418 U1 20131024 DE200820018418U 20080312

WO09112071 A1 20090917 WO2008EP52927 20080312

Original languageEnglish
Patent numberWO2009112071 A1
IPCD21G 1/ 00 A I
Priority date12/03/08
Publication statusPublished - 17 Sept 2009
MoE publication typeNot Eligible

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