HIGH INSTALLATION PERFORMANCE BLOWN OPTICAL FIBRE UNIT, MANUFACTURING METHOD AND APPARATUS
    1.
    发明申请
    HIGH INSTALLATION PERFORMANCE BLOWN OPTICAL FIBRE UNIT, MANUFACTURING METHOD AND APPARATUS 审中-公开
    高安装性能黑色光纤单元,制造方法和设备

    公开(公告)号:WO2015079463A1

    公开(公告)日:2015-06-04

    申请号:PCT/IT2013/000335

    申请日:2013-11-29

    CPC classification number: G02B6/4438 G02B6/4433 G02B6/4464 G02B6/4486

    Abstract: It is disclosed an optical fiber unit for air-blown installations comprising a number of optical conductors (2), a first layer (3i) of resin material, a second layer (3o) of resin material radially outer to the first layer (3i) of resin material and a sheath (4) of a thermoplastic material, wherein said second layer (3o) of resin material has a Secant Modulus higher than a Secant Modulus of said first layer (3i) of resin material and wherein said sheath (4) of a thermoplastic material is over and in close contact with said second layer (3o) of resin material.

    Abstract translation: 公开了一种用于吹风装置的光纤单元,包括多个光导体(2),树脂材料的第一层(3i),第一层(3i)径向外侧的树脂材料的第二层(3o) 的树脂材料和热塑性材料的护套(4),其中所述树脂材料的第二层(3o)具有高于所述树脂材料的第一层(3i)的正割模数的切割模量,并且其中所述护套(4) 的热塑性材料与树脂材料的所述第二层(3o)紧密接触。

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