Method of coating metal filament with rubber, method of producing cord, cord, rubber coating apparatus and cord producing apparatus
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United States of America Patent
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Aug 18, 2015
Grant Date -
Aug 29, 2013
app pub date -
Mar 29, 2013
filing date -
Sep 20, 2007
priority date (Note) -
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Abstract
An object of the present invention is to make it possible to provide a cord, in particular, a cord for reinforcing a rubber article in which rubber permeation properties are improved by coating filaments as constituents of the cord with rubber in a reliable and stable manner. The cord of the present invention is produced by, when the metal filament is guided to an extruder and extruded together with rubber from a mouthpiece of the extruder so that the metal filament is coated with the rubber, juxtaposing plural metal filaments in the mouthpiece and extruding the metal filaments together with rubber.
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International Classification(s)
- D01D:MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE....
- B29C:SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTAN....
- B29D:PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FRO....
- D07B:ROPES OR CABLES IN GENERAL
- B29K:INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, ....
- B29L:INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RE....
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