GB1171633A - Improvements relating to a method of, and an apparatus for reducing the number of needless cuts during the introduction of yarns into electronic yarn cleaners - Google Patents

Improvements relating to a method of, and an apparatus for reducing the number of needless cuts during the introduction of yarns into electronic yarn cleaners

Info

Publication number
GB1171633A
GB1171633A GB49793/66A GB4979366A GB1171633A GB 1171633 A GB1171633 A GB 1171633A GB 49793/66 A GB49793/66 A GB 49793/66A GB 4979366 A GB4979366 A GB 4979366A GB 1171633 A GB1171633 A GB 1171633A
Authority
GB
United Kingdom
Prior art keywords
double thread
yarn
detector
sensitivity
slub
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.)
Expired
Application number
GB49793/66A
Other languages
English (en)
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.)
Zellweger Uster AG
Original Assignee
Zellweger Uster AG
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 Zellweger Uster AG filed Critical Zellweger Uster AG
Publication of GB1171633A publication Critical patent/GB1171633A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/26—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback
    • H03K3/28—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback
    • H03K3/281—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator
    • H03K3/286—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator bistable
    • H03K3/2893—Bistables with hysteresis, e.g. Schmitt trigger
    • 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
    • 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)
  • Power Engineering (AREA)
  • Textile Engineering (AREA)
  • Quality & Reliability (AREA)
  • Filamentary Materials, Packages, And Safety Devices Therefor (AREA)
  • Spinning Or Twisting Of Yarns (AREA)
GB49793/66A 1965-12-13 1966-11-07 Improvements relating to a method of, and an apparatus for reducing the number of needless cuts during the introduction of yarns into electronic yarn cleaners Expired GB1171633A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1724965A CH437076A (de) 1965-12-13 1965-12-13 Verfahren und Vorrichtung zur Verminderung der Anzahl ungerechtfertigter Schnitte beim Einlegen von Garnen in elektronische Garnreiniger

Publications (1)

Publication Number Publication Date
GB1171633A true GB1171633A (en) 1969-11-26

Family

ID=4423915

Family Applications (1)

Application Number Title Priority Date Filing Date
GB49793/66A Expired GB1171633A (en) 1965-12-13 1966-11-07 Improvements relating to a method of, and an apparatus for reducing the number of needless cuts during the introduction of yarns into electronic yarn cleaners

Country Status (9)

Country Link
US (1) US3390441A (fr)
AT (1) AT268940B (fr)
BE (1) BE690117A (fr)
CH (1) CH437076A (fr)
ES (1) ES334458A1 (fr)
FR (1) FR1504975A (fr)
GB (1) GB1171633A (fr)
NL (1) NL6613459A (fr)
SE (1) SE313931B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH531459A (de) * 1971-05-27 1972-12-15 Loepfe Ag Geb Elektronische Einrichtung zum Prüfen und Einstellen der Funktionen eines elektronischen Fadenreinigers
JPS602734A (ja) * 1983-06-21 1985-01-09 日本セレン株式会社 整経機の自動監視装置
DE3932667A1 (de) * 1989-09-29 1991-04-11 Rieter Ag Maschf Verfahren zur reinigung von garnfehlern sowie garnreiniger zur durchfuehrung des verfahrens

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1869571U (de) * 1960-03-15 1963-03-28 Onderzoekings Inst Res Vorrichtung zur anzeige und/oder registrierung von noppen an einem laufenden garn.
GB918590A (en) * 1960-09-23 1963-02-13 Bendix Ericsson U K Ltd Yarn slub detector
BE653619A (fr) * 1963-09-28
US3326481A (en) * 1964-08-31 1967-06-20 Deering Milliken Res Corp Stop motion apparatus

Also Published As

Publication number Publication date
NL6613459A (fr) 1967-06-14
US3390441A (en) 1968-07-02
CH437076A (de) 1967-05-31
FR1504975A (fr) 1967-12-08
BE690117A (fr) 1967-05-02
SE313931B (fr) 1969-08-25
AT268940B (de) 1969-02-25
ES334458A1 (es) 1968-02-01

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