FR2368031A1 - Dispositif pour determiner la presence de noeuds dans un fil en translation - Google Patents

Dispositif pour determiner la presence de noeuds dans un fil en translation

Info

Publication number
FR2368031A1
FR2368031A1 FR7726706A FR7726706A FR2368031A1 FR 2368031 A1 FR2368031 A1 FR 2368031A1 FR 7726706 A FR7726706 A FR 7726706A FR 7726706 A FR7726706 A FR 7726706A FR 2368031 A1 FR2368031 A1 FR 2368031A1
Authority
FR
France
Prior art keywords
knots
rectilinear edge
slit
determining
housing
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.)
Granted
Application number
FR7726706A
Other languages
English (en)
French (fr)
Other versions
FR2368031B1 (OSRAM
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.)
Loepfe AG Gebrueder
Original Assignee
Loepfe AG Gebrueder
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 Loepfe AG Gebrueder filed Critical Loepfe AG Gebrueder
Publication of FR2368031A1 publication Critical patent/FR2368031A1/fr
Application granted granted Critical
Publication of FR2368031B1 publication Critical patent/FR2368031B1/fr
Granted 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
    • B65H63/00—Warning or safety devices, e.g. automatic fault detectors, stop-motions ; Quality control of the package
    • B65H63/06—Warning or safety devices, e.g. automatic fault detectors, stop-motions ; Quality control of the package responsive to presence of irregularities in running material, e.g. for severing the material at irregularities ; Control of the correct working of the yarn cleaner
    • B65H63/062—Electronic slub detector
    • B65H63/068—Electronic slub detector using piezoelectric sensing means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00—Handled material; Storage means
    • B65H2701/30—Handled filamentary material
    • B65H2701/31—Textiles threads or artificial strands of filaments

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Quality & Reliability (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Filamentary Materials, Packages, And Safety Devices Therefor (AREA)
FR7726706A 1976-10-13 1977-09-02 Dispositif pour determiner la presence de noeuds dans un fil en translation Granted FR2368031A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1292276A CH597081A5 (OSRAM) 1976-10-13 1976-10-13

Publications (2)

Publication Number Publication Date
FR2368031A1 true FR2368031A1 (fr) 1978-05-12
FR2368031B1 FR2368031B1 (OSRAM) 1981-09-11

Family

ID=4387636

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7726706A Granted FR2368031A1 (fr) 1976-10-13 1977-09-02 Dispositif pour determiner la presence de noeuds dans un fil en translation

Country Status (5)

Country Link
US (1) US4133207A (OSRAM)
CH (1) CH597081A5 (OSRAM)
DE (1) DE2740453C3 (OSRAM)
FR (1) FR2368031A1 (OSRAM)
IT (1) IT1084216B (OSRAM)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1169761B (it) * 1982-08-12 1987-06-03 Unisearch Ltd Misurazione continua della torsione di un filato
US4677387A (en) * 1984-01-12 1987-06-30 Rieter Machine Works, Ltd. Package quality monitor
EP0250669B1 (en) * 1986-07-01 1990-11-22 Toray Industries, Inc. Apparatus for measuring the degree of entanglement in a yarn
US4766647A (en) * 1987-04-10 1988-08-30 Spinlab Partners, Ltd. Apparatus and method for measuring a property of a continuous strand of fibrous materials
DE3839446A1 (de) * 1987-11-28 1989-06-15 Hemscheidt Maschf Hermann Hydro-pneumatischer stoss- und schwingungsdaempfer mit innenrohr
US5269181A (en) * 1992-05-20 1993-12-14 Gibson Ronald F Apparatus and process for measuring mechanical properties of fibers
CH685635A5 (de) * 1992-06-17 1995-08-31 Zellweger Uster Ag Anordnung zur Kontrolle des Vorhandenseins von Fäden einer aufgespannten Fadenschicht an einer Textilmaschine.
CA2085160C (en) * 1992-12-11 1999-07-27 Jean Robinette Method and detector for detecting surface roughness or defects on coated wire or cable
DE69500919T2 (de) * 1994-11-29 1998-06-10 M & M Electric Service Co Inc Festkörper-Faserbandsensor
US5718854A (en) * 1996-09-27 1998-02-17 E. I. Du Pont De Nemours And Company Detection of broken filaments
US6163733A (en) * 1999-04-06 2000-12-19 Rubel; Laurence P. Monitor and malfunction predictor for textile machines
ES2315801T5 (es) 2005-07-18 2019-04-04 Douwe Egberts Bv Producción de café soluble asistida por enzimas
EP1942068A1 (en) * 2007-01-04 2008-07-09 Iro Ab Yarn detector
DE102007042348A1 (de) 2007-09-06 2009-03-12 Lindauer Dornier Gmbh Verfahren und Vorrichtung zum Eliminieren von Schußfäden mit Fadenunregelmäßigkeiten aus Geweben
EP2233421B1 (en) 2009-03-24 2011-09-28 Iro Ab Method for detecting a knot and knot detector
CZ20131060A3 (cs) 2013-12-20 2014-09-03 Rieter Cz S.R.O. Způsob odstranění příze, zejména vadné příze, z mezizásobníku příze na pracovním místě textilního stroje a zařízení k jeho provádění
US10234258B2 (en) 2017-02-16 2019-03-19 Aladdin Manufacturing Corporation Device and method for detecting yarn characteristics
WO2020154820A1 (de) * 2019-01-31 2020-08-06 Uster Technologies Ag Optimierung eines spinnprozesses bezüglich fremdmaterialien.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2506174A (en) * 1946-05-10 1950-05-02 Clark Thread Co Electronic thread clearer
US2524579A (en) * 1946-11-09 1950-10-03 Taylor Maurice Kenyon Detection of phenomena capable of setting up vibration
NL6808471A (OSRAM) * 1968-06-15 1969-07-25
UST886007I4 (en) 1970-05-04 1971-05-04 Apparatus for detecting oversize defects in yarn
CH603842A5 (OSRAM) * 1975-10-10 1978-08-31 Peyer Siegfried

Also Published As

Publication number Publication date
CH597081A5 (OSRAM) 1978-03-31
IT1084216B (it) 1985-05-25
DE2740453A1 (de) 1978-04-20
DE2740453B2 (OSRAM) 1978-09-07
US4133207A (en) 1979-01-09
DE2740453C3 (de) 1979-04-26
FR2368031B1 (OSRAM) 1981-09-11

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Legal Events

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ST Notification of lapse