SE418094B - Piezoelektrisk anordning for overvakning av lengdrorelsen hos tradformiga alster, serskilt i textilmaskiner - Google Patents

Piezoelektrisk anordning for overvakning av lengdrorelsen hos tradformiga alster, serskilt i textilmaskiner

Info

Publication number
SE418094B
SE418094B SE7507356A SE7507356A SE418094B SE 418094 B SE418094 B SE 418094B SE 7507356 A SE7507356 A SE 7507356A SE 7507356 A SE7507356 A SE 7507356A SE 418094 B SE418094 B SE 418094B
Authority
SE
Sweden
Prior art keywords
monitoring
piezoelectric device
textile machines
length movement
wireless articles
Prior art date
Application number
SE7507356A
Other languages
English (en)
Swedish (sv)
Other versions
SE7507356L (sv
Inventor
A Paul
Original Assignee
Loepfe Ag Geb
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 Geb filed Critical Loepfe Ag Geb
Publication of SE7507356L publication Critical patent/SE7507356L/xx
Publication of SE418094B publication Critical patent/SE418094B/xx

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
    • B65H63/02—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
    • 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)
  • Quality & Reliability (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Looms (AREA)
  • Warping, Beaming, Or Leasing (AREA)
SE7507356A 1974-07-12 1975-06-26 Piezoelektrisk anordning for overvakning av lengdrorelsen hos tradformiga alster, serskilt i textilmaskiner SE418094B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH963074A CH580533A5 (xx) 1974-07-12 1974-07-12

Publications (2)

Publication Number Publication Date
SE7507356L SE7507356L (sv) 1976-01-13
SE418094B true SE418094B (sv) 1981-05-04

Family

ID=4353996

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7507356A SE418094B (sv) 1974-07-12 1975-06-26 Piezoelektrisk anordning for overvakning av lengdrorelsen hos tradformiga alster, serskilt i textilmaskiner

Country Status (7)

Country Link
US (1) US4110654A (xx)
JP (1) JPS5132863A (xx)
BE (1) BE831196A (xx)
CH (1) CH580533A5 (xx)
FR (1) FR2277757A1 (xx)
IT (1) IT1039240B (xx)
SE (1) SE418094B (xx)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH622561A5 (xx) * 1977-11-01 1981-04-15 Loepfe Ag Geb
US4225802A (en) * 1978-02-23 1980-09-30 Nippondenso Co., Ltd. Piezoelectric knocking detector for internal combustion engine
JPS5587381U (xx) * 1978-12-11 1980-06-16
CH639486A5 (de) * 1979-09-14 1983-11-15 Mettler S Fr Soehne Ag Maschin Piezoelektrischer geber zum erzeugen eines von der fadenzugkraft eines textilfadens abhaengigen signals.
WO1981002433A1 (en) * 1980-02-27 1981-09-03 Y Kitamura Thread breakage detecting snail wire for ring frame
CH643614A5 (de) * 1980-04-01 1984-06-15 Loepfe Ag Geb Elektronischer schussfadenwaechter.
JPS5757327U (xx) * 1980-09-21 1982-04-03
US4401909A (en) * 1981-04-03 1983-08-30 Dickey-John Corporation Grain sensor using a piezoelectric element
US4607254A (en) * 1981-05-11 1986-08-19 Kennecott Corporation Flow detector
JPS58196874A (ja) * 1982-05-12 1983-11-16 多賀電気株式会社 超音波処理装置
IT8323198V0 (it) * 1983-10-07 1983-10-07 Minnetti Frederico & C Off Organo di presa per rocche di filato.
US4591145A (en) * 1985-04-22 1986-05-27 Xerox Corporation Sheet transport
JPS63211331A (ja) * 1987-02-25 1988-09-02 Murata Mach Ltd 糸のテンシヨン検出装置
JPS63158095A (ja) * 1986-12-22 1988-07-01 ダイキン工業株式会社 糸切れ検出器
SE468519B (sv) * 1987-05-27 1993-02-01 Rydborn S A O Traadsignalgivare vid traadbroms
CH681465A5 (xx) * 1989-07-11 1993-03-31 Zellweger Uster Ag
DE3942685A1 (de) * 1989-12-22 1991-06-27 Rieter Ag Maschf Verfahren zur gewinnung eines fadenspannungssignals sowie fadensensor
US5136202A (en) * 1990-08-31 1992-08-04 Atochem North America, Inc Material sensor
US5438230A (en) * 1994-02-28 1995-08-01 Motorola, Inc. Piezoelectric material detector
US5449964A (en) * 1994-05-23 1995-09-12 Snyder; Michael J. Triggering transducer apparatus for acoustic device
EP0744602B1 (de) * 1995-05-24 2002-07-10 Sulzer Textil AG Sensor und Vorrichtung mit Sensor zum Detektieren einer Fadenspannung
US5718854A (en) * 1996-09-27 1998-02-17 E. I. Du Pont De Nemours And Company Detection of broken filaments
US6268683B1 (en) * 1999-02-26 2001-07-31 M&Fc Holding Company Transducer configurations and related method
US6163733A (en) * 1999-04-06 2000-12-19 Rubel; Laurence P. Monitor and malfunction predictor for textile machines
DE29909242U1 (de) 1999-05-27 1999-09-16 Lindauer Dornier Gmbh, 88131 Lindau Schussfadenbremse für Webmaschinen
DE10221420A1 (de) * 2002-05-14 2003-12-11 Enocean Gmbh Vorrichtung zur Umwandlung mechanischer Energie in elektrische Energie
DE102004034006A1 (de) * 2004-07-14 2006-02-02 Iro Ab Tensiometer

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2352311A (en) * 1941-02-07 1944-06-27 Edison Inc Thomas A Oscillation translating device
US2578620A (en) * 1948-04-30 1951-12-11 Us Rubber Co Method of controlling thread tension
US2561763A (en) * 1948-12-24 1951-07-24 Buffalo Electronics Corp Material flow indicator
US3377439A (en) * 1958-04-03 1968-04-09 Erie Technological Prod Inc Binaural piezoelectric pickup
US3297889A (en) * 1964-01-15 1967-01-10 Breskend Sam Clock driver
US3519800A (en) * 1966-04-22 1970-07-07 Singer Co Perforation sensing apparatus
US3467149A (en) * 1967-05-26 1969-09-16 Heberlein & Co Ag Electronic device for surveying the presence of weft thread in weaving looms
CH515504A (de) * 1969-11-03 1971-11-15 Zellweger Uster Ag Verfahren und Vorrichtung zur kontinuierlichen Titration von chemischen Verbindungen in Lösungen

Also Published As

Publication number Publication date
US4110654A (en) 1978-08-29
DE2526969A1 (de) 1976-01-22
DE2526969B2 (de) 1976-09-02
JPS5132863A (en) 1976-03-19
CH580533A5 (xx) 1976-10-15
FR2277757B1 (xx) 1978-02-24
IT1039240B (it) 1979-12-10
BE831196A (fr) 1976-01-12
FR2277757A1 (fr) 1976-02-06
SE7507356L (sv) 1976-01-13

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