Invention Grant
- Patent Title: Web pick-up arrangement for paper making machines
- Patent Title (中): 纸张制作机器的网络拾取布置
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Application No.: US3598697DApplication Date: 1969-03-06
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Publication No.: US3598697APublication Date: 1971-08-10
- Inventor: MCKIE THOMAS G , SCHMITT ARNOLD J
- Applicant: BELOIT CORP
- Assignee: Beloit Corp
- Current Assignee: Beloit Corp
- Priority: US80482769 1969-03-06
- Main IPC: D21F2/00
- IPC: D21F2/00
Abstract:
WEB PICK-UP ARRANGEMENT FOR FOURDRINIER TYPE PAPER MAKING MACHINE, PARTICULARLY ADAPTED TO PICK-UP NEWLY FORMED HEAVY WEIGHT WEBS FROM THE FORMING WIRE AND TO TRANSFEWR THE WEBS DIRECTLY TO THE PRESS FELT WITHOUT THE USE OF A PICK-UP FELT OR FABRIC. THE PICK-UP INCLUDES A PICK-UP ROLL, WHICH MAYH BE A PLAIN SURFACED ROLL AND HAS NIP PRESSURE COOPERATION WITH WIRE AS THE WIRE PASSES ABOUT A RETURN ROLL INTO ITS RETURN RUN FOR CLEANING. THE PRESS FELT IS MAINTAINED IN PRESSURE COOPERATION WITH THE PICK-UP ROLL BY A TRANSFER DEVICE ABOUT WHICH THE PRESS TURNS TO ITS UPWARDLY FACING PRESS RUN. THE TRANSFER DEVICE INCLUDES AN IDLER ROLL DISPOSED BENEATH AND REARWARDLY OF THE PICK-UP ROLL AND A SUCTION ROLL OR SUCTION BOX DISPOSED ON THE UNDERSIDE OF THE PRESS FELT EITHER AT THE POINT OF NIP ENGAGEMENT OF THE PRESS FELT TO THE PICK-UP ROLL OR ON THE OUTGOING SIDE OF THE PICK-UP ROLL.
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