发明授权
US4159621A Friction disc for false twisting 失效
用于假捻的摩擦盘

  • 专利标题: Friction disc for false twisting
  • 专利标题(中): 用于假捻的摩擦盘
  • 申请号: US908674
    申请日: 1978-05-23
  • 公开(公告)号: US4159621A
    公开(公告)日: 1979-07-03
  • 发明人: Christian Bru
  • 申请人: Christian Bru
  • 申请人地址: FRX Roanne
  • 专利权人: ASA S.A.
  • 当前专利权人: ASA S.A.
  • 当前专利权人地址: FRX Roanne
  • 优先权: FRX7716634 19770525
  • 主分类号: D02G1/08
  • IPC分类号: D02G1/08 D02G1/04
Friction disc for false twisting
摘要:
A friction disc for use in false twisting has a convex, yarn contacting, peripheral surface and a recess on one or both faces adjacent the periphery, there being a sharp edge between the peripheral surface and recess.
信息查询
0/0