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公开(公告)号:US3599851A
公开(公告)日:1971-08-17
申请号:US3599851D
申请日:1970-05-08
申请人: BUCKBEE MEARS CO
CPC分类号: B65H23/32 , B65H23/24 , B65H2406/111 , B65H2406/14 , B65H2511/12 , C23D5/00 , C23F1/08 , B65H2220/04
摘要: A member for hydrodynamically supporting and changing the orientation of a continuously moving flexible sheet of material. The material floats on a cushion of air forced out of slots in the member which member is covered with a plastic coated diffusing screen. Inside the member a movable sleeve controls how many slots are open to the passage of air.