发明名称 Material feed hose system and method of constructing a material feed hose system
摘要 A material feed hose has a multilayered hose with an inflow end, an intermediate length, and an outflow end. The hose has an an armored crush-resistant outer layer and a heating layer disposed between an inner layer and an intermediate insulating layer. A pair of hollow tubular fittings have a beveled inflow to limit the amount of material which is out of the flow path as the material moves through the hose. The fittings have an associated pair of hose clamps.
申请公布号 US7159905(B1) 申请公布日期 2007.01.09
申请号 US20030724674 申请日期 2003.12.01
申请人 STARK PATRICIA A;ZOOK JON 发明人 STARK PATRICIA A.;ZOOK JON
分类号 F16L53/00 主分类号 F16L53/00
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