会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 52. 发明授权
    • Material hold-down
    • 材料压住
    • US4230055A
    • 1980-10-28
    • US31190
    • 1979-04-18
    • Gerhard P. Kaempfer
    • Gerhard P. Kaempfer
    • D05B29/06D05B39/00D05B29/04
    • D05B39/00D05B29/06D05D2207/02
    • A material hold-down device, cooperative with the stitching needle bar of a stitching machine, and employing a template that retains layers of material to be stitched. The hold-down has a vertical tubular cylindrical sleeve in sliding bearing relationship with the reciprocal cylindrical needle bar, a laterally projecting mounting portion extending therefrom, and an elongated lower hollow nose coaxial with the sleeve, of smaller diameter than the sleeve, and joined thereto by a frustoconical juncture. The sleeve has an open side of less than 180.degree. extent, leaving the remaining wall portion greater than 180.degree., and has a smaller opening opposite the open side, for access to the needle and needle bar.
    • 与缝合机的缝合针杆配合的材料压紧装置,并采用保留待缝合材料层的模板。 压紧件具有垂直管状圆柱形套筒,其与可往的圆柱形针杆的滑动轴承关系,从其延伸的横向突出的安装部分和与套筒同轴的细长下部空心鼻部,其直径小于套筒,并与之连接 通过截头圆锥形的接合处。 套筒具有小于180度的开口侧,留下的壁部分大于180度,并且具有与开口侧相对的较小的开口,用于进入针和针杆。