发明授权
- 专利标题: Method and apparatus for the electrostatic charging of a web or film
- 专利标题(中): 纸幅或胶片静电充电的方法和装置
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申请号: US411486申请日: 1995-03-28
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公开(公告)号: US5686050A公开(公告)日: 1997-11-11
- 发明人: Larry C. Wadsworth , Peter Ping-yi Tsai
- 申请人: Larry C. Wadsworth , Peter Ping-yi Tsai
- 申请人地址: TN Knoxville
- 专利权人: The University of Tennessee Research Corporation
- 当前专利权人: The University of Tennessee Research Corporation
- 当前专利权人地址: TN Knoxville
- 主分类号: B01D39/14
- IPC分类号: B01D39/14 ; B01D39/08 ; B01D39/16 ; B01D39/18 ; B03C3/155 ; B03C3/28 ; B29C59/10 ; B29C71/00 ; B29C71/04 ; B29L7/00 ; C08L69/00 ; D04H1/42 ; D04H1/70 ; D04H1/74 ; H01T19/04 ; H05F3/04 ; B01J15/00 ; B01J19/12
摘要:
A web or film is electrostatically charged by sequentially subjecting the web or film to a series of electric fields such that adjacent electric fields have substantially opposite polarities. Both a method and apparatus are disclosed for charging the web or film.
公开/授权文献
- US4956585A Line deflection circuit for a picture tube 公开/授权日:1990-09-11
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