EP1270475A3 - Monitoring of a fibrous web - Google Patents

Monitoring of a fibrous web Download PDF

Info

Publication number: EP1270475A3
Authority: EP; European Patent Office
Prior art keywords: monitoring; fibrous web; fibrous; web
Prior art date: 2001-06-28
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.): Granted

Application number

EP02011402A

Other languages

German (de)

French (fr)

Other versions

EP1270475A2 (en

EP1270475B1 (en

Inventor

Wolfram Dick

Roland Mayer

Holger Prüssing

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.)

Voith Patent GmbH

Original Assignee

Voith Paper Patent GmbH

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.)

2001-06-28

Filing date

2002-05-24

Publication date

2004-04-28

2002-05-24 Application filed by Voith Paper Patent GmbH filed Critical Voith Paper Patent GmbH

2003-01-02 Publication of EP1270475A2 publication Critical patent/EP1270475A2/en

2004-04-28 Publication of EP1270475A3 publication Critical patent/EP1270475A3/en

2006-05-03 Application granted granted Critical

2006-05-03 Publication of EP1270475B1 publication Critical patent/EP1270475B1/en

2022-05-24 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H26/00—Warning or safety devices, e.g. automatic fault detectors, stop-motions, for web-advancing mechanisms
- B65H26/02—Warning or safety devices, e.g. automatic fault detectors, stop-motions, for web-advancing mechanisms responsive to presence of irregularities in running webs
- B65H26/025—Warning or safety devices, e.g. automatic fault detectors, stop-motions, for web-advancing mechanisms responsive to presence of irregularities in running webs responsive to web breakage
- 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
- B65H20/06—Advancing webs by friction band
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F7/00—Other details of machines for making continuous webs of paper
- D21F7/04—Paper-break control devices
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2515/00—Physical entities not provided for in groups B65H2511/00 or B65H2513/00
- B65H2515/40—Temperature; Thermal conductivity
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2801/00—Application field
- B65H2801/84—Paper-making machines

EP02011402A 2001-06-28 2002-05-24 Monitoring of a fibrous web Expired - Fee Related EP1270475B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE10131281A DE10131281A1 (en)	2001-06-28	2001-06-28	Web Inspection
DE10131281		2001-06-28

Publications (3)

Publication Number	Publication Date
EP1270475A2 EP1270475A2 (en)	2003-01-02
EP1270475A3 true EP1270475A3 (en)	2004-04-28
EP1270475B1 EP1270475B1 (en)	2006-05-03

Family

ID=7689834

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP02011402A Expired - Fee Related EP1270475B1 (en)	2001-06-28	2002-05-24	Monitoring of a fibrous web

Country Status (4)

Country	Link
US (1)	US6706149B2 (en)
EP (1)	EP1270475B1 (en)
CA (1)	CA2392067A1 (en)
DE (2)	DE10131281A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE10260464A1 (en) *	2002-12-21	2004-07-01	Voith Paper Patent Gmbh	Method and device for operating a machine for producing and / or finishing a material web
DE102004046795A1 (en)	2004-09-27	2006-04-06	Voith Paper Patent Gmbh	Device and method for monitoring the transfer of a material web and especially the broadening of the width of a transfer strip on a demolition of the transfer strip or the material web
DE102005054825A1 (en) *	2005-11-15	2007-05-24	Voith Patent Gmbh	Method for determining paper strength
US7938935B2 (en) *	2007-10-11	2011-05-10	Honeywell Asca Inc.	Infrared measurement of paper machine clothing condition

Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE4126601A1 (en) *	1991-08-12	1993-02-18	Fotoelektrik Pauly Gmbh	Paper material detector - comprises opto-electrical system with control to maintain constant difference signal from subtraction unit for reliable operation even when soiled
US5386117A (en) *	1993-06-07	1995-01-31	Computational Systems Incorporated	Infrared thermography system including mobile unit

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3016622A (en) *	1957-07-10	1962-01-16	Kimberly Clark Co	Control system for paper machine driers
US5190201A (en) *	1991-01-16	1993-03-02	Quad/Tech, Inc.	Method and apparatus for detecting the presence of a web within a web dryer
DE4105559C1 (en) *	1991-02-22	1992-09-17	Heidelberger Druckmaschinen Ag, 6900 Heidelberg, De
DE19630446A1 (en) *	1996-07-27	1998-01-29	Voith Sulzer Papiermasch Gmbh	Humidifier
US5942689A (en) *	1997-10-03	1999-08-24	General Electric Company	System and method for predicting a web break in a paper machine

2001
- 2001-06-28 DE DE10131281A patent/DE10131281A1/en not_active Withdrawn
2002
- 2002-05-24 EP EP02011402A patent/EP1270475B1/en not_active Expired - Fee Related
- 2002-05-24 DE DE50206628T patent/DE50206628D1/en not_active Expired - Lifetime
- 2002-06-21 US US10/175,951 patent/US6706149B2/en not_active Expired - Fee Related
- 2002-06-27 CA CA002392067A patent/CA2392067A1/en not_active Abandoned

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE4126601A1 (en) *	1991-08-12	1993-02-18	Fotoelektrik Pauly Gmbh	Paper material detector - comprises opto-electrical system with control to maintain constant difference signal from subtraction unit for reliable operation even when soiled
US5386117A (en) *	1993-06-07	1995-01-31	Computational Systems Incorporated	Infrared thermography system including mobile unit
US5386117B1 (en) *	1993-06-07	1997-06-10	Computational Systems Inc	Infrared thermography system including mobile unit

Also Published As

Publication number	Publication date
CA2392067A1 (en)	2002-12-28
DE50206628D1 (en)	2006-06-08
EP1270475A2 (en)	2003-01-02
EP1270475B1 (en)	2006-05-03
DE10131281A1 (en)	2003-01-09
US20030000671A1 (en)	2003-01-02
US6706149B2 (en)	2004-03-16

Legal Events

Date	Code	Title	Description
2002-11-15	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2003-01-02	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
2003-01-02	AX	Request for extension of the european patent	Free format text: AL;LT;LV;MK;RO;SI
2004-03-12	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
2004-04-28	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
2004-04-28	AX	Request for extension of the european patent	Extension state: AL LT LV MK RO SI
2004-04-28	RIC1	Information provided on ipc code assigned before grant	Ipc: 7B 65H 26/06 A Ipc: 7G 01S 17/02 B
2004-12-29	17P	Request for examination filed	Effective date: 20041028
2005-01-19	AKX	Designation fees paid	Designated state(s): DE FI SE
2005-10-18	GRAP	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOSNIGR1
2006-03-11	GRAS	Grant fee paid	Free format text: ORIGINAL CODE: EPIDOSNIGR3
2006-03-17	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
2006-05-03	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): DE FI SE
2006-06-08	REF	Corresponds to:	Ref document number: 50206628 Country of ref document: DE Date of ref document: 20060608 Kind code of ref document: P
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2006-09-13	RAP2	Party data changed (patent owner data changed or rights of a patent transferred)	Owner name: VOITH PATENT GMBH
2007-03-09	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
2007-03-09	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
2007-04-11	26N	No opposition filed	Effective date: 20070206
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