Method and device for coating steel cord and steel wire with rubber
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United States of America Patent
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Issued Date -
Aug 4, 2005
app pub date -
Mar 28, 2005
filing date -
Mar 18, 2002
priority date (Note) -
Abandoned
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Abstract
The steel wire 1 to be coated with rubber is pre-heated by passing through the first electro-magnetic induction heating device 10, the pre-heated steel wire is forwarded to the calendar device 30 and after coating both surfaces of the respective sides of the steel wire 1 with rubber layers through the calendar device 30, thus coated steel wire 1 with the rubber 2 is subjected again to the electro-magnetic induction heating by means of the second electro-magnetic induction heating device 20 placed at a position after the calendar device 30 thereby intensifying the adhesive strength between the steel wire 1 and the rubber in the vicinity of the boundary surface at the steel wire 1 so as to enhance the improvement of the adhesive strength between the steel code.cndot.steel wire and the rubber with which the foregoing is coated.
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