IT1128189B - Trasduttore piezoelettrico per generare un segnale dipendente dalla trazione di un filo tessile - Google Patents

Trasduttore piezoelettrico per generare un segnale dipendente dalla trazione di un filo tessile

Info

Publication number
IT1128189B
IT1128189B IT49658/80A IT4965880A IT1128189B IT 1128189 B IT1128189 B IT 1128189B IT 49658/80 A IT49658/80 A IT 49658/80A IT 4965880 A IT4965880 A IT 4965880A IT 1128189 B IT1128189 B IT 1128189B
Authority
IT
Italy
Prior art keywords
traction
generate
piezoelectric transducer
signal dependent
textile wire
Prior art date
Application number
IT49658/80A
Other languages
English (en)
Other versions
IT8049658A0 (it
Inventor
Hermann Mettler
Original Assignee
Mettler Soehne Maschf
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 Mettler Soehne Maschf filed Critical Mettler Soehne Maschf
Publication of IT8049658A0 publication Critical patent/IT8049658A0/it
Application granted granted Critical
Publication of IT1128189B publication Critical patent/IT1128189B/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
    • G01L5/04—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands
    • G01L5/10—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands using electrical 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
    • B65H59/00—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators
    • B65H59/40—Applications of tension indicators
    • 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
    • B65H63/02—Warning or safety devices, e.g. automatic fault detectors, stop-motions ; Quality control of the package responsive to reduction in material tension, failure of supply, or breakage, of material
    • B65H63/024—Warning or safety devices, e.g. automatic fault detectors, stop-motions ; Quality control of the package responsive to reduction in material tension, failure of supply, or breakage, of material responsive to breakage of materials
    • B65H63/028—Warning or safety devices, e.g. automatic fault detectors, stop-motions ; Quality control of the package responsive to reduction in material tension, failure of supply, or breakage, of material responsive to breakage of materials characterised by the detecting or sensing element
    • B65H63/032—Warning or safety devices, e.g. automatic fault detectors, stop-motions ; Quality control of the package responsive to reduction in material tension, failure of supply, or breakage, of material responsive to breakage of materials characterised by the detecting or sensing element electrical or pneumatic
    • B65H63/0321—Warning or safety devices, e.g. automatic fault detectors, stop-motions ; Quality control of the package responsive to reduction in material tension, failure of supply, or breakage, of material responsive to breakage of materials characterised by the detecting or sensing element electrical or pneumatic using electronic actuators
    • B65H63/0327—Warning or safety devices, e.g. automatic fault detectors, stop-motions ; Quality control of the package responsive to reduction in material tension, failure of supply, or breakage, of material responsive to breakage of materials characterised by the detecting or sensing element electrical or pneumatic using electronic actuators using piezoelectric sensing means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/16—Measuring force or stress, in general using properties of piezoelectric devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
    • G01L5/04—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands
    • G01L5/10—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands using electrical means
    • G01L5/106—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands using electrical means for measuring a reaction force applied on a cantilever beam
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
    • G01L5/04—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands
    • G01L5/10—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands using electrical means
    • G01L5/108—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands using electrical means for measuring a reaction force applied on a single support, e.g. a glider
    • 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
    • B65H2553/20—Sensing or detecting means using electric elements
    • B65H2553/26—Piezoelectric sensors
    • 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

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Suspension Of Electric Lines Or Cables (AREA)
  • Ropes Or Cables (AREA)
IT49658/80A 1979-09-14 1980-09-12 Trasduttore piezoelettrico per generare un segnale dipendente dalla trazione di un filo tessile IT1128189B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH833179A CH639486A5 (de) 1979-09-14 1979-09-14 Piezoelektrischer geber zum erzeugen eines von der fadenzugkraft eines textilfadens abhaengigen signals.

Publications (2)

Publication Number Publication Date
IT8049658A0 IT8049658A0 (it) 1980-09-12
IT1128189B true IT1128189B (it) 1986-05-28

Family

ID=4338690

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49658/80A IT1128189B (it) 1979-09-14 1980-09-12 Trasduttore piezoelettrico per generare un segnale dipendente dalla trazione di un filo tessile

Country Status (9)

Country Link
US (1) US4361777A (it)
BE (1) BE885208A (it)
CH (1) CH639486A5 (it)
DE (1) DE3031796C2 (it)
ES (1) ES494938A0 (it)
FR (1) FR2465214A1 (it)
GB (1) GB2059594B (it)
IT (1) IT1128189B (it)
SE (1) SE8006331L (it)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1138893B (it) * 1981-07-29 1986-09-17 Roy Electrotex Spa Dispositivo di controllo della presenza degli stoppini all'uscita del divisore di carde di filatura
DE3201694C2 (de) * 1982-01-21 1984-11-29 Palitex Project-Company Gmbh, 4150 Krefeld Fadenfühler für Spinn- oder Zwirnmaschinen, insbesondere Doppeldraht-Zwirnmaschinen
SE448749B (sv) * 1982-05-17 1987-03-16 Rydborn S A O Anordning for overvakning av undertraden i symaskiner
DE3524220A1 (de) * 1985-07-06 1987-01-08 Stoll & Co H Rberwachungseinrichtung im fadenablaufsystem einer flachstrickmaschine
US4830296A (en) * 1986-06-05 1989-05-16 Murata Kikai Kabushiki Kaisha Automatic winder
IT1218170B (it) * 1986-10-11 1990-04-12 Murata Machinery Ltd Procedimento per avvolgere filo in roccatrice automatica e relativo dispositivo di controllo
DE3707875A1 (de) * 1987-03-11 1988-09-22 Iro Ab Geraet zum erfassen einer garnbewegung
US4880175A (en) * 1987-04-14 1989-11-14 Murata Kikai Kabushiki Kaisha Tension setting and controlling method and apparatus in an automatic winder
DE3736219C2 (de) * 1987-10-26 1994-08-18 Mauve Karl Eberhard Dr Verfahren und Vorrichtung zur Messung der Saitenspannung eines saitenbespannten Schlägers
JPH02259129A (ja) * 1989-03-31 1990-10-19 Murata Mach Ltd ダブルツイスターにおける単糸切れ感知装置
US4951030A (en) * 1989-04-02 1990-08-21 Arbor Systems, Inc. Monitoring system
US5125312A (en) * 1989-05-15 1992-06-30 Korg/Fishpark Associates Stringed musical instrument
DE3942685A1 (de) * 1989-12-22 1991-06-27 Rieter Ag Maschf Verfahren zur gewinnung eines fadenspannungssignals sowie fadensensor
US5036568A (en) * 1990-05-21 1991-08-06 Milliken Research Corporation Method and system to detect the position and tension of yarn being air textured
DE4025005A1 (de) * 1990-08-07 1992-02-13 Schlafhorst & Co W Maschine zum herstellen von kreuzspulen, mit einrichtungen zum steuern der spulstellen nach der fadenspannung
US5136202A (en) * 1990-08-31 1992-08-04 Atochem North America, Inc Material sensor
CH682676A5 (de) * 1991-01-10 1993-10-29 Zellweger Uster Ag Fadenwächter.
NL9201019A (nl) * 1992-06-10 1994-01-03 Te Strake Bv Inrichting voor het meten van trekspanningen in dunne draden.
DE4423548A1 (de) * 1993-08-25 1995-03-02 Rieter Ag Maschf Fadenüberwachungsvorrichtung
DE19635695A1 (de) * 1996-09-03 1998-03-05 Schlafhorst & Co W Fadenführungseinrichtung
ES2154549B1 (es) * 1998-05-20 2001-11-16 Pinter Sa Dispositivo para la deteccion de roturas de hilos en maquinas continuas de hilar.
WO2014091713A1 (ja) * 2012-12-12 2014-06-19 バンドー化学株式会社 固有周波数測定装置、ベルト張力算出プログラム及び方法、並びにベルト固有周波数算出プログラム及び方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3108161A (en) * 1958-08-06 1963-10-22 Rca Corp Stereophonic phonograph pickup
CH391608A (de) * 1961-07-20 1965-04-30 Loepfe Ag Geb Fadenwächter für Textilmaschinen
DE1273861B (de) * 1964-02-25 1968-07-25 Heim Sigrid Anordnung zum Messen einer Faden-, Band- oder Drahtspannung, insbesondere von Fadenspannungen bei Spulmaschinen der Textilindustrie
US3613065A (en) * 1970-03-03 1971-10-12 Lindly & Co Inc Apparatus utilizing a vibratable member for detecting sustained tension in a running length or strand
CH551922A (de) * 1972-11-21 1974-07-31 Loepfe Ag Geb Vorrichtung zum ueberwachen laufender faeden.
CH580533A5 (it) * 1974-07-12 1976-10-15 Loepfe Ag Geb

Also Published As

Publication number Publication date
ES8104452A1 (es) 1981-04-01
DE3031796C2 (de) 1984-02-02
FR2465214B1 (it) 1984-03-23
BE885208A (fr) 1981-03-12
CH639486A5 (de) 1983-11-15
GB2059594B (en) 1983-12-07
DE3031796A1 (de) 1981-04-02
ES494938A0 (es) 1981-04-01
SE8006331L (sv) 1981-03-15
IT8049658A0 (it) 1980-09-12
FR2465214A1 (fr) 1981-03-20
GB2059594A (en) 1981-04-23
US4361777A (en) 1982-11-30

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