发明名称 |
PAPER FORMING ACTIVITY CONTROL WITH LIFTING VARIABLE ANGLE INERTIAL STIMULATION BLADES |
摘要 |
A papermaking apparatus such as a Fourdrinier table which includes a long blade (10) and a trail blade (14). In the first aspect of the invention, the long blade (10) includes an upper undulated surface (12) with vents (18) passing from the upper undulated surface (12) to the lower surface of the long blade (10) which is at substantially atmospheric pressure. In the second aspect of the invention, the trail blade (14) includes an elevator-type device (22) for adjusting the vertical position of the trail blade. In a third aspect of the invention, a single elevator (38) is used to adjust the angle of the blade, the blade is provided as a modular or multiple-piece design, mounting buttons (52) are used to engage slots of T-shaped cross section in the blade and/or ceramic inserts (62) are included at wear points.
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申请公布号 |
CA2292420(A1) |
申请公布日期 |
1999.02.11 |
申请号 |
CA19982292420 |
申请日期 |
1998.06.11 |
申请人 |
THERMO FIBERTEK INC. |
发明人 |
BACHAND, JEFFREY P.;NEUN, JOHN A.;GROGAN, DANIEL;CARLTON, KEITH |
分类号 |
D21F1/54;D21F1/20;D21F1/48;D21F1/52;(IPC1-7):D21F1/54 |
主分类号 |
D21F1/54 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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