发明授权
US5873213A Line for feeding strip material to a user unit, particularly a wrapping
machine
失效
用于将带材输送到用户单元的线，特别是包装机
- 专利标题： Line for feeding strip material to a user unit, particularly a wrapping machine
- 专利标题（中）： 用于将带材输送到用户单元的线，特别是包装机
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申请号： US611882申请日： 1996-03-06
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公开(公告)号： US5873213A公开(公告)日： 1999-02-23
- 发明人: Fiorenzo Draghetti
- 申请人： Fiorenzo Draghetti
- 申请人地址： ITX Bologna
- 专利权人： G.D Societa Per Azioni
- 当前专利权人： G.D Societa Per Azioni
- 当前专利权人地址： ITX Bologna
- 优先权： ITXBO95A0091 19950310
- 主分类号： B65H20/24
- IPC分类号： B65H20/24 ; B65H23/24 ; B65B41/00
摘要：
A line for feeding a strip of wrapping material, whereby the strip is wound off an input reel and fed along a substantially U-shaped path to a traction unit via an adjusting unit for adjusting the tension of the strip; the adjusting unit is provided with a chamber in turn having a window located along the path of the strip. The chamber is tapered away from the window and the strip is subjected to a tension varying according to the length of strip drawn into the chamber.
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