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METHOD OF MANUFACTURING RUBBER HOSE, RUBBER HOSE AND RUBBER HOSE WITH END CLAMP

  • US 20130000767A1
  • Filed: 06/28/2012
  • Published: 01/03/2013
  • Est. Priority Date: 07/01/2011
  • Status: Abandoned Application
First Claim
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1. A method of manufacturing a rubber hose comprising:

  • an inner rubber tube having a hollow portion;

    first and second braided layers formed by braiding strands; and

    an outer rubber tube,the method comprising;

    forming a laminated structure by sequentially forming the first braided layer on an outer periphery of the inner rubber tube, a thermoplastic resin layer comprising a thermoplastic resin on an outer periphery of the first braided layer, the second braided layer on an outer periphery of the thermoplastic resin layer and the outer rubber tube on an outer periphery of the second braided layer;

    vulcanizing the inner rubber tube and the outer rubber tube and softening the thermoplastic resin layer by heating the laminated structure to not lower than a softening temperature of the thermoplastic resin layer; and

    integrating the first and second braided layers by softening the thermoplastic resin layer and then solidifying the soft thermoplastic resin penetrated into mesh openings formed between the strands.

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