CA2738720C - Pressure equalizing baffle and coanda air clamp - Google Patents

Pressure equalizing baffle and coanda air clamp Download PDF

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Publication number
CA2738720C
CA2738720C CA2738720A CA2738720A CA2738720C CA 2738720 C CA2738720 C CA 2738720C CA 2738720 A CA2738720 A CA 2738720A CA 2738720 A CA2738720 A CA 2738720A CA 2738720 C CA2738720 C CA 2738720C
Authority
CA
Canada
Prior art keywords
web
nozzle
slot
operative surface
downstream
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CA2738720A
Other languages
English (en)
French (fr)
Other versions
CA2738720A1 (en
Inventor
Michael Kon Yew Hughes
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Honeywell ASCa Inc
Original Assignee
Honeywell ASCa Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Honeywell ASCa Inc filed Critical Honeywell ASCa Inc
Publication of CA2738720A1 publication Critical patent/CA2738720A1/en
Application granted granted Critical
Publication of CA2738720C publication Critical patent/CA2738720C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00—Wet end of machines for making continuous webs of paper
    • D21F1/36—Guiding mechanisms
    • D21F1/42—Jets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H20/00—Advancing webs
    • B65H20/14—Advancing webs by direct action on web of moving fluid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H23/00—Registering, tensioning, smoothing or guiding webs
    • B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
    • B65H23/24—Registering, tensioning, smoothing or guiding webs longitudinally by fluid action, e.g. to retard the running web
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F5/00—Dryer section of machines for making continuous webs of paper
    • D21F5/18—Drying webs by hot air
    • D21F5/185—Supporting webs in hot air dryers
    • D21F5/187—Supporting webs in hot air dryers by air jets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2406/00—Means using fluid
    • B65H2406/10—Means using fluid made only for exhausting gaseous medium
    • B65H2406/11—Means using fluid made only for exhausting gaseous medium producing fluidised bed
    • B65H2406/112—Means using fluid made only for exhausting gaseous medium producing fluidised bed for handling material along preferably rectilinear path, e.g. nozzle bed for web
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
    • B65H2511/10—Size; Dimensions
    • B65H2511/13—Thickness
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2553/00—Sensing or detecting means
    • B65H2553/40—Sensing or detecting means using optical, e.g. photographic, elements

Landscapes

  • Advancing Webs (AREA)
CA2738720A 2008-09-26 2009-09-16 Pressure equalizing baffle and coanda air clamp Active CA2738720C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US10067708P 2008-09-26 2008-09-26
US61/100,677 2008-09-26
US12/547,323 2009-08-25
US12/547,323 US8083896B2 (en) 2008-09-26 2009-08-25 Pressure equalizing baffle and coanda air clamp
PCT/US2009/057121 WO2010036546A1 (en) 2008-09-26 2009-09-16 Pressure equalizing baffle and coanda air clamp

Publications (2)

Publication Number Publication Date
CA2738720A1 CA2738720A1 (en) 2010-04-01
CA2738720C true CA2738720C (en) 2016-10-18

Family

ID=42056127

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2738720A Active CA2738720C (en) 2008-09-26 2009-09-16 Pressure equalizing baffle and coanda air clamp

Country Status (5)

Country Link
US (1) US8083896B2 (https=)
EP (1) EP2326583B1 (https=)
JP (1) JP5466706B2 (https=)
CA (1) CA2738720C (https=)
WO (1) WO2010036546A1 (https=)

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* Cited by examiner, † Cited by third party
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WO2009113066A2 (en) 2008-03-11 2009-09-17 Coreflow Ltd. Method and system for locally controlling support of a flat object
US8083895B2 (en) * 2008-04-18 2011-12-27 Honeywell Asca Inc. Sheet stabilization with dual opposing cross direction air clamps
US8088255B2 (en) * 2008-04-18 2012-01-03 Honeywell Asca Inc Sheet stabilizer with dual inline machine direction air clamps and backsteps
DE102008002087A1 (de) * 2008-05-29 2009-12-03 Voith Patent Gmbh Anlage zur Herstellung einer Faserstoffbahn
US8083896B2 (en) * 2008-09-26 2011-12-27 Honeywell Asca Inc. Pressure equalizing baffle and coanda air clamp
SE535329C2 (sv) * 2010-11-29 2012-06-26 Andritz Tech & Asset Man Gmbh Metod för att torka en massabana och en massatork innefattande en inspektionsanordning för analysering av massabanans position eller förekomst av massarester
US8760669B2 (en) 2011-09-30 2014-06-24 Honeywell Asca Inc. Method of measuring the thickness of a moving web
US9007589B2 (en) 2013-09-16 2015-04-14 Honeywell Asca Inc. Co-located porosity and caliper measurement for membranes and other web products
US10259104B2 (en) 2013-10-28 2019-04-16 Nikon Corporation Precision clamp
SE538854C2 (sv) * 2014-01-09 2017-01-03 Valmet Oy Rullstol för mottagande och upprullning av en pappersbana, som kommer från en torkcylinder i en pappersmaskin, till en rulle, samt en pappersmaskin som använder en rullstol
FI126243B (fi) * 2015-01-14 2016-08-31 Takso-Ohjelmistot Oy Laite ja menetelmä kuiturainan manipuloimiseksi
US9889995B1 (en) * 2017-03-15 2018-02-13 Core Flow Ltd. Noncontact support platform with blockage detection
FI20185410A1 (en) 2018-05-03 2019-11-04 Valmet Automation Oy MEASUREMENT OF THE MOVING RAIN FACTOR
CN114541166B (zh) * 2022-01-29 2024-03-08 江苏理文造纸有限公司 一种可形成双级真空区的稳纸箱及造纸机

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DE1951002C3 (de) * 1969-10-09 1974-02-07 Vits-Maschinenbau Gmbh, 4018 Langenfeld Einrichtung zur berührungslosen Stabilisierung einer in ihrer Längsrichtung gespannten und bewegten Warenbahn
US3873013A (en) * 1973-10-04 1975-03-25 Tec Systems High velocity web floating air bar having center exhaust means
NO141469L (https=) * 1975-12-09
DE2556442C2 (de) * 1975-12-15 1984-09-06 Gerhardt, Hans-Joachim, Prof. M.Sc. Dipl.-Ing., 5100 Aachen Vorrichtung zur schwebend Führung von Warenbahnen
US4201323A (en) * 1978-10-12 1980-05-06 W. R. Grace & Co. High velocity web floating air bar having a recessed Coanda plate
DE3370181D1 (en) * 1982-05-17 1987-04-16 Measurex Corp Gauge for measuring a sheet of material
US4472888A (en) * 1982-06-04 1984-09-25 Cary Metal Products, Inc. Coanda effect nozzle for handling continuous webs
GB2146303B (en) * 1983-08-20 1987-01-14 Spooner Ind Ltd Device for supporting web on a bed of air
US4879471A (en) * 1987-03-25 1989-11-07 Measurex Corporation Rapid-scanning infrared sensor
DE3715533C2 (de) * 1987-05-09 1997-07-17 Krieger Gmbh & Co Kg Vorrichtung zum Schwebendführen von Materialbahnen
US5014447A (en) * 1988-02-10 1991-05-14 Thermo Electron Web Systems, Inc. Positive pressure web floater dryer with parallel flow
US5092059A (en) * 1988-06-07 1992-03-03 W. R. Grace & Co.-Conn. Infrared air float bar
US4901449A (en) * 1988-06-07 1990-02-20 W. R. Grace & Co.-Conn. Tri-flotation air bar
US5094535A (en) 1989-10-06 1992-03-10 Measurex Corporation Scanning sensor system including an FT-IR interferometer
US5166748A (en) * 1989-10-06 1992-11-24 Measurex Corporation Scanning interferometer sensor system
US5156312A (en) * 1989-12-29 1992-10-20 Somerset Technologies, Inc. Flotation nozzle for web handling equipment
US5395029A (en) * 1989-12-29 1995-03-07 Somerset Technologies, Inc. Flotation nozzle for web handling equipment
US5125170A (en) * 1990-04-11 1992-06-30 Worldwide Converting Machinery Flotation dryer nozzle
US5094545A (en) * 1990-09-28 1992-03-10 Pyma Corporation Urine temperature measuring device
FI96125C (fi) * 1991-09-05 1996-05-10 Valmet Paper Machinery Inc Rainojen käsittelyyn tarkoitettu alipainesuutinjärjestely ja menetelmä rainojen käsittelyyn tarkoitetussa alipainesuutinjärjestelyssä
JPH0631407A (ja) 1992-07-21 1994-02-08 Kawasaki Steel Corp 薄帯の搬送装置
US5471766A (en) * 1993-03-18 1995-12-05 Valmet Paper Machinery, Inc. Method in contact-free air-drying of a material web as well as a nozzle-blow-box and a pulp dryer that make use of the method
DE19821542C2 (de) * 1998-05-14 2000-05-11 Langbein & Engelbracht Gmbh Blaskasten
US5951006A (en) 1998-05-22 1999-09-14 Xerox Corporation Modular air jet array with coanda exhausting for module decoupling
US6281679B1 (en) * 1998-12-21 2001-08-28 Honeywell - Measurex Web thickness measurement system
FI114337B (fi) * 2001-07-03 2004-09-30 Metso Automation Oy Menetelmä ja mittalaite liikkuvan rainan ainakin yhden ominaisuuden mittaamiseksi
US6936137B2 (en) * 2001-10-24 2005-08-30 Honeywell International Inc. Air clamp stabilizer for continuous web materials
KR200325228Y1 (ko) * 2002-07-29 2003-09-02 문상협 제트 수영화
US6967726B2 (en) * 2003-10-03 2005-11-22 Honeywell International Inc. Means for in-place automated calibration of optically-based thickness sensor
US7530179B2 (en) * 2004-04-13 2009-05-12 Megtec Systems, Inc. Step air foil
FI116229B (fi) 2004-04-29 2005-10-14 Metso Paper Inc Sivuohjauksella varustettu alipainehihnakuljetin rainanmuodostuskonetta varten
US8282781B2 (en) * 2006-12-11 2012-10-09 Honeywell International Inc. Apparatus and method for stabilization of a moving sheet relative to a sensor
US8088255B2 (en) * 2008-04-18 2012-01-03 Honeywell Asca Inc Sheet stabilizer with dual inline machine direction air clamps and backsteps
US7892399B2 (en) * 2008-05-29 2011-02-22 Honeywell Asca Inc. Local tension generating air stabilization system for web products
US8083896B2 (en) * 2008-09-26 2011-12-27 Honeywell Asca Inc. Pressure equalizing baffle and coanda air clamp

Also Published As

Publication number Publication date
WO2010036546A1 (en) 2010-04-01
US8083896B2 (en) 2011-12-27
CA2738720A1 (en) 2010-04-01
US20100078140A1 (en) 2010-04-01
JP2012503583A (ja) 2012-02-09
EP2326583A1 (en) 2011-06-01
EP2326583A4 (en) 2012-05-30
JP5466706B2 (ja) 2014-04-09
EP2326583B1 (en) 2019-12-04

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