SE448749B - Anordning for overvakning av undertraden i symaskiner - Google Patents

Anordning for overvakning av undertraden i symaskiner

Info

Publication number
SE448749B
SE448749B SE8203077A SE8203077A SE448749B SE 448749 B SE448749 B SE 448749B SE 8203077 A SE8203077 A SE 8203077A SE 8203077 A SE8203077 A SE 8203077A SE 448749 B SE448749 B SE 448749B
Authority
SE
Sweden
Prior art keywords
signal
pulse
comparator
circuit
generator
Prior art date
Application number
SE8203077A
Other languages
English (en)
Swedish (sv)
Other versions
SE8203077L (sv
Inventor
Sten Ake Olaus Rydborn
Original Assignee
Rydborn S A O
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 Rydborn S A O filed Critical Rydborn S A O
Priority to SE8203077A priority Critical patent/SE448749B/sv
Priority to US06/492,913 priority patent/US4628847A/en
Priority to DE19833317922 priority patent/DE3317922A1/de
Priority to JP58085148A priority patent/JPS5994A/ja
Priority to IT21120/83A priority patent/IT1161198B/it
Publication of SE8203077L publication Critical patent/SE8203077L/
Publication of SE448749B publication Critical patent/SE448749B/sv

Links

Classifications

    • D—TEXTILES; PAPER
    • D05—SEWING; EMBROIDERING; TUFTING
    • D05B—SEWING
    • D05B51/00—Applications of needle-thread guards; Thread-break detectors

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Sewing Machines And Sewing (AREA)
SE8203077A 1982-05-17 1982-05-17 Anordning for overvakning av undertraden i symaskiner SE448749B (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE8203077A SE448749B (sv) 1982-05-17 1982-05-17 Anordning for overvakning av undertraden i symaskiner
US06/492,913 US4628847A (en) 1982-05-17 1983-05-09 Apparatus for thread monitoring
DE19833317922 DE3317922A1 (de) 1982-05-17 1983-05-17 Geraet zur fadenueberwachung
JP58085148A JPS5994A (ja) 1982-05-17 1983-05-17 ミシンの下糸モニタ−装置
IT21120/83A IT1161198B (it) 1982-05-17 1983-05-17 Apparecchio per il controllo del filo nelle macchine da cucire

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8203077A SE448749B (sv) 1982-05-17 1982-05-17 Anordning for overvakning av undertraden i symaskiner

Publications (2)

Publication Number Publication Date
SE8203077L SE8203077L (sv) 1983-11-18
SE448749B true SE448749B (sv) 1987-03-16

Family

ID=20346832

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8203077A SE448749B (sv) 1982-05-17 1982-05-17 Anordning for overvakning av undertraden i symaskiner

Country Status (5)

Country Link
US (1) US4628847A (it)
JP (1) JPS5994A (it)
DE (1) DE3317922A1 (it)
IT (1) IT1161198B (it)
SE (1) SE448749B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3425939A1 (de) * 1983-12-30 1985-07-11 Ram Elettronica di Badlagis Luca & C.S.n.c., Modena Spannungseinsteller fuer elastikband und aehnliches, besonders fuer maschinen zum aufnaehen von band auf stoff
IT1229189B (it) * 1988-04-27 1991-07-23 Barudan Co Ltd Apparecchiatura per rilevare il filo in una macchina per cucire
JP2857880B2 (ja) * 1988-04-27 1999-02-17 株式会社バルダン ミシンにおける下糸検知装置
DE3839733C2 (de) * 1988-11-24 1993-12-09 Pfaff Ag G M Stichbildende Maschine mit einem Meßwertaufnehmer
DE4030420A1 (de) * 1990-09-26 1992-04-02 Pfaff Ag G M Verfahren und anordnung zur erkennung von fehlstichen beim betrieb einer naehmaschine
US6163733A (en) * 1999-04-06 2000-12-19 Rubel; Laurence P. Monitor and malfunction predictor for textile machines
FR2912469B1 (fr) * 2007-02-12 2009-05-08 Snecma Propulsion Solide Sa Procede de fabrication d'une structure a lobes de melangeur de flux en cmc pour moteur aeronautique a turbine de gaz.

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD82267A (it) *
US3377439A (en) * 1958-04-03 1968-04-09 Erie Technological Prod Inc Binaural piezoelectric pickup
CH440073A (de) * 1964-07-15 1967-07-15 Reiners Walter Dr Ing Fadenwächter zur Ueberwachung des Fadenlaufes einer Textilmaschine
US4170951A (en) * 1978-12-14 1979-10-16 The Singer Company Skipped stitch detection system
US4429651A (en) * 1979-08-06 1984-02-07 Tokai Kogyo Mishin Kabushiki Kaisha Device for detecting absence of a thread in a sewing machine
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.
DD151191A1 (de) * 1980-06-06 1981-10-08 Bernhard Rauh Verfahren und schaltungsanordnung zur analysierung maschineller arbeitsprozesse
DE8329216U1 (de) * 1983-10-10 1984-01-05 Pfaff Industriemaschinen Gmbh, 6750 Kaiserslautern Fadenwaechter fuer naeh-, stick- und tuftingmaschinen o. dgl

Also Published As

Publication number Publication date
IT8321120A0 (it) 1983-05-17
JPS5994A (ja) 1984-01-05
IT8321120A1 (it) 1984-11-17
DE3317922A1 (de) 1983-12-15
IT1161198B (it) 1987-03-11
SE8203077L (sv) 1983-11-18
US4628847A (en) 1986-12-16

Similar Documents

Publication Publication Date Title
EP0242710B1 (en) Contact-sensing probe
US5717383A (en) Device for determining and/or monitoring a predetermined level of contents in a container
SE448749B (sv) Anordning for overvakning av undertraden i symaskiner
NL7915030A (nl) Veiligheidsalarmstelsels.
US3440634A (en) System for monitoring moving threads in textile machinery
US4455549A (en) Indication device
SE443233B (sv) Enligt ekoprincipen arbetande ultraljudsnivaomkopplare
US3611342A (en) Method and apparatus for detecting transport disturbances in a continuous material
GB1224691A (en) Control apparatus for circular knitting machines
US3613065A (en) Apparatus utilizing a vibratable member for detecting sustained tension in a running length or strand
US3801031A (en) Method and apparatus for monitoring throw-off loop formation on the yarn guiding drum of coil winding machines
US3527954A (en) Spark monitor for direct current motors and generators
US3968637A (en) Yarn break detection by means of triboelectrical noise signal
FR2337772A1 (fr) Procede et appareil pour detecter automatiquement la presence ou l'absence de fils dans des metiers a filer
US3728618A (en) Ground protection apparatus for electrical equipment with y-connected windings
SE468519B (sv) Traadsignalgivare vid traadbroms
US3361314A (en) Yarn guard for checking yarn travel in a textile machine
SE444960B (sv) Anordning for overvakning av en eller flera tradar i en symaskin
GB2174415A (en) Thread movement monitor for a knitting machine
CN217499651U (zh) 一种面线检测电路、缝纫机控制电路及缝纫机
SE450186B (sv) Sett och anordning for overvakning av att flera efter varandra foljande signaler har huvudsakligen samma vagform
CN214850473U (zh) 纺织设备专用光电传感器保护电路
CN213210188U (zh) 一种齿轮传感器电路及传感器
JPS6336384B2 (it)
ES356440A1 (es) Amplificador de conmutacion para guardahilos electronicos.

Legal Events

Date Code Title Description
NUG Patent has lapsed

Ref document number: 8203077-6

Effective date: 19931210

Format of ref document f/p: F