Claims
- 1. An air press for dewatering a wet web, comprising:
- an air plenum comprising a plenum cover having a bottom surface;
- means for supplying pressurized fluid to the air plenum;
- a vacuum box comprising a vacuum box cover having a top surface positioned in close proximity to the bottom surface of the plenum cover;
- means for applying vacuum to the vacuum box;
- an arm pivotally mounted on the air plenum and comprising first and second portions, the first portion disposed at least partially inside the air plenum and comprising a sealing bar adapted to ride on a support fabric across the width of the web to minimize escape of the pressyrized fluid, the second portion of the arm being located outside the air plenum; and
- means for pivoting the arm in response to fluid pressure within the air plenum.
- 2. The air press of claim 1, further comprising a hinge seal impervious to pressurized fluid and attached to both the air plenum and the first portion of the arm.
Parent Case Info
This application is a divisional of application Ser. No. 09/098,585 entitled AIR PRESS FOR DEWATERING A WET WEB and filed in the U.S. Patent and Trademark Office on Jun. 17, 1998 which is a continuation of Ser. No. 08/961,915, filed Oct. 31, 1997, abandoned, which is a continuation in part of Ser. No. 08/647,508, filed May 14, 1996 now abandoned. The entirety of application Ser. No. 09/098,585 is hereby incorporated by reference.
US Referenced Citations (8)
Divisions (1)
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098585 |
Jun 1998 |
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Continuations (1)
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961915 |
Oct 1997 |
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Continuation in Parts (1)
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647508 |
May 1996 |
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