发明名称 |
DRAFT ROLLER, SPINNING UNIT, SPINNING MACHINE, AND MANUFACURING METHOD OF SPUN YARN |
摘要 |
The front top roller (20) includes a fiber contacting portion (30) and a reduced-diameter portion (31). The fiber contacting portion (30) has a substantially uniform outer diameter. The reduced-diameter portion (31) is provided at both ends of the fiber contacting portion (30) in an axial direction, and is formed with an outer diameter smaller than an outer diameter of the fiber contacting portion (30). The fiber contacting portion (30) has a width (W1) in an axial direction of 18 mm and the outer diameter (D1) of 30 mm. An outer diameter (D2) of the reduced-diameter portion (31) is 25 mm.
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申请公布号 |
US2013000269(A1) |
申请公布日期 |
2013.01.03 |
申请号 |
US201213490842 |
申请日期 |
2012.06.07 |
申请人 |
MURATA MACHINERY, LTD.;MORITA AKIHIRO;GOYUDE SATO |
发明人 |
MORITA AKIHIRO;GOYUDE SATO |
分类号 |
D01H5/74;D01H5/22 |
主分类号 |
D01H5/74 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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