ES396852A1 - Looper driving device with periodically variable speed in zig-zag chainstitch sewing machines - Google Patents

Looper driving device with periodically variable speed in zig-zag chainstitch sewing machines

Info

Publication number
ES396852A1
ES396852A1 ES396852A ES396852A ES396852A1 ES 396852 A1 ES396852 A1 ES 396852A1 ES 396852 A ES396852 A ES 396852A ES 396852 A ES396852 A ES 396852A ES 396852 A1 ES396852 A1 ES 396852A1
Authority
ES
Spain
Prior art keywords
zig
zag
driving device
variable speed
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
ES396852A
Other languages
Spanish (es)
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.)
Virginio Rimoldi and Co SpA
Original Assignee
Virginio Rimoldi and Co SpA
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 Virginio Rimoldi and Co SpA filed Critical Virginio Rimoldi and Co SpA
Publication of ES396852A1 publication Critical patent/ES396852A1/en
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D05—SEWING; EMBROIDERING; TUFTING
    • D05B—SEWING
    • D05B57/00—Loop takers, e.g. loopers
    • D05B57/02—Loop takers, e.g. loopers for chain-stitch sewing machines, e.g. oscillating

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Sewing Machines And Sewing (AREA)

Abstract

The invention relates to an improved means for driving the looper device of a sewing machine of the type which sews a chain-stitch in a zig-zag pattern. According to the invention, the looper is oscillated respectively at different speeds in mutually perpendicular directions.
ES396852A 1970-11-18 1971-11-10 Looper driving device with periodically variable speed in zig-zag chainstitch sewing machines Expired ES396852A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT3187370 1970-11-18

Publications (1)

Publication Number Publication Date
ES396852A1 true ES396852A1 (en) 1974-06-16

Family

ID=11234446

Family Applications (1)

Application Number Title Priority Date Filing Date
ES396852A Expired ES396852A1 (en) 1970-11-18 1971-11-10 Looper driving device with periodically variable speed in zig-zag chainstitch sewing machines

Country Status (6)

Country Link
US (1) US3783810A (en)
JP (1) JPS5333895B1 (en)
DE (1) DE2156316C3 (en)
ES (1) ES396852A1 (en)
FR (1) FR2114794A5 (en)
GB (1) GB1350007A (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1075897B (en) * 1976-11-02 1985-04-22 Rockwell Rimoldi Spa CROCHET DRIVE DEVICE IN SEWING MACHINES WITH CHAIN ZIG-ZAG STITCH
US4311105A (en) * 1978-01-30 1982-01-19 Riccardo Buzzi Sewing machine
US4344376A (en) * 1978-05-09 1982-08-17 Union Special Corp Mechanism generating elliptical motion
US4516512A (en) * 1978-05-09 1985-05-14 Union Special Corporation Modularized Cardan sewing machine
DE3423753C2 (en) * 1984-06-28 1987-04-16 Kochs Adler Ag, 4800 Bielefeld Device for controlling the looper thread of a double chain stitch sewing machine
JPH0510791Y2 (en) * 1988-07-02 1993-03-16
US4924788A (en) * 1989-03-22 1990-05-15 Capel Incorporated Hook timing arrangement for zig zag sewing machines
US5072679A (en) * 1990-05-29 1991-12-17 The Singer Company N.V. Stitch width tracker for sewing machine
DE4343421C1 (en) * 1993-12-18 1995-02-09 Union Special Gmbh Gripper drive for a chain-stitch sewing machine
JPH0947594A (en) * 1995-08-09 1997-02-18 Singer Nikko Kk Overlock sewing machine louver switching mechanism
US5704303A (en) * 1997-02-27 1998-01-06 Tseng; Hsien Chang Sewing machine control mechanism
US5870960A (en) * 1997-09-30 1999-02-16 Capel Incorporated Looptaker driving arrangement and method for zig-zag sewing machines
DE10001611C2 (en) * 2000-01-17 2001-11-08 Schmale Holding Gmbh & Co Method and device for mechanically locking a chain stitch seam

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB285601A (en) * 1926-12-10 1928-02-23 Union Special Machine Co Improvements in looper operating mechanisms for sewing machines
DE1294171B (en) * 1962-10-13 1969-04-30 Pfaff Ag G M Gripper drive for chain stitch sewing machines
GB998397A (en) * 1962-10-24 1965-07-14 Pfaff Ag G M Improvements in or relating to chain-stitch sewing machines
DE1924283B1 (en) * 1969-05-13 1970-11-19 Pfaff Ag G M Device for stitch length dependent control of the looper thread on a double chainstitch sewing machine

Also Published As

Publication number Publication date
FR2114794A5 (en) 1972-06-30
JPS5333895B1 (en) 1978-09-18
DE2156316A1 (en) 1972-06-29
DE2156316B2 (en) 1978-07-06
DE2156316C3 (en) 1979-02-22
GB1350007A (en) 1974-04-18
US3783810A (en) 1974-01-08

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