FR2083801A5 - Thread protector for double lock stitch sewing machines - Google Patents

Thread protector for double lock stitch sewing machines

Info

Publication number
FR2083801A5
FR2083801A5 FR7035996A FR7035996A FR2083801A5 FR 2083801 A5 FR2083801 A5 FR 2083801A5 FR 7035996 A FR7035996 A FR 7035996A FR 7035996 A FR7035996 A FR 7035996A FR 2083801 A5 FR2083801 A5 FR 2083801A5
Authority
FR
France
Prior art keywords
double lock
stitch sewing
lock stitch
thread protector
sewing machines
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
FR7035996A
Other languages
French (fr)
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.)
WITTENBERGE NAEHMASCH VEB
Original Assignee
WITTENBERGE NAEHMASCH VEB
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 WITTENBERGE NAEHMASCH VEB filed Critical WITTENBERGE NAEHMASCH VEB
Application granted granted Critical
Publication of FR2083801A5 publication Critical patent/FR2083801A5/en
Expired legal-status Critical Current

Links

Classifications

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Textile Engineering (AREA)
  • Sewing Machines And Sewing (AREA)
  • Braking Arrangements (AREA)

Abstract

Double lock stitch sewing machine gripper thread protector includes a photo-electric pulse generator which cooperates with a flange on the gripper thread bobbin, the flange being provided with peripherally spaced apertures, whereby the apertures form the dark and the webs interconnecting the apertures form the light photo-sensitive fields.
FR7035996A 1970-03-01 1970-10-06 Thread protector for double lock stitch sewing machines Expired FR2083801A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD14611870 1970-03-01

Publications (1)

Publication Number Publication Date
FR2083801A5 true FR2083801A5 (en) 1971-12-17

Family

ID=5482261

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7035996A Expired FR2083801A5 (en) 1970-03-01 1970-10-06 Thread protector for double lock stitch sewing machines

Country Status (10)

Country Link
BG (1) BG17345A3 (en)
CH (1) CH529872A (en)
CS (1) CS154676B2 (en)
DE (1) DE2045435C3 (en)
FR (1) FR2083801A5 (en)
HU (1) HU168962B (en)
OA (1) OA03577A (en)
RO (1) RO58924A (en)
SE (1) SE363134B (en)
YU (1) YU50371A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3447138A1 (en) * 1984-12-22 1986-07-03 Anton Cramer GmbH & Co, 4402 Greven Device for under-thread monitoring, especially on a two-thread lockstitch machine
DE3800717A1 (en) * 1987-10-21 1989-05-11 Pfaff Ind Masch SEWING MACHINE WITH A THREAD GUARD
DE4210477A1 (en) * 1992-03-31 1992-10-01 Baeckmann Reinhard METHOD AND DEVICE ON A DOUBLE LOCKSTITCH SEWING MACHINE FOR MONITORING THE BOBBIN CONTENT
IL106535A (en) * 1993-07-30 1996-10-31 Orisol Original Solutions Ltd Device for use with a bobbin-less coil of thread

Also Published As

Publication number Publication date
BG17345A3 (en) 1973-07-25
CS154676B2 (en) 1974-04-30
DE2045435C3 (en) 1979-12-20
HU168962B (en) 1976-08-28
CH529872A (en) 1972-10-31
SE363134B (en) 1974-01-07
OA03577A (en) 1971-03-30
RO58924A (en) 1976-01-15
DE2045435A1 (en) 1971-09-16
DE2045435B2 (en) 1979-05-03
YU50371A (en) 1979-09-10

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Legal Events

Date Code Title Description
ST Notification of lapse