TW373045B - Method and apparatus for cutting needle thread and shuttle thread - Google Patents

Method and apparatus for cutting needle thread and shuttle thread

Info

Publication number
TW373045B
TW373045B TW087108268A TW87108268A TW373045B TW 373045 B TW373045 B TW 373045B TW 087108268 A TW087108268 A TW 087108268A TW 87108268 A TW87108268 A TW 87108268A TW 373045 B TW373045 B TW 373045B
Authority
TW
Taiwan
Prior art keywords
thread
cutting
shuttle
clamp
stationary position
Prior art date
Application number
TW087108268A
Other languages
Chinese (zh)
Inventor
Franz Gries
Original Assignee
Pfaff Ag G M
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
Priority claimed from DE19722395A external-priority patent/DE19722395C1/en
Application filed by Pfaff Ag G M filed Critical Pfaff Ag G M
Application granted granted Critical
Publication of TW373045B publication Critical patent/TW373045B/en

Links

Landscapes

  • Sewing Machines And Sewing (AREA)

Abstract

A method for cutting needle thread on the ladder type thread orbit sewing machine; the said sewing machine comprises a thread clamp (2) rotating on a horizontal level, and a thread cutting device, which consisting of a shuttle (21), with a cutting edge, a small cutting knife (44) and a thread clamp (47); when the cutting process begins, the shuttle (210 moves to return from the stationary position, bringing along with the cutting knife (44) and the thread clamp (47), and passes the thread eye (4) to approach cutting position; while the cut thread is grasped, the shuttle (21) returns to the stationary position, at the same, after the needle thread is cut, the shuttle (21), the cutting knife (44) and the thread clamp (470 will go back the stationary position too, where the thread clamp (47) will pull another section of needle thread out of the shuttle (21); because the cutting position is very close to thread eye, it save lot in thread consumption.
TW087108268A 1997-05-28 1998-05-27 Method and apparatus for cutting needle thread and shuttle thread TW373045B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722395A DE19722395C1 (en) 1997-05-28 1997-05-28 Double lock:stitch sewing machine thread cutter

Publications (1)

Publication Number Publication Date
TW373045B true TW373045B (en) 1999-11-01

Family

ID=7830785

Family Applications (1)

Application Number Title Priority Date Filing Date
TW087108268A TW373045B (en) 1997-05-28 1998-05-27 Method and apparatus for cutting needle thread and shuttle thread

Country Status (2)

Country Link
IT (1) ITTO980455A1 (en)
TW (1) TW373045B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111945311A (en) * 2019-05-17 2020-11-17 杰克缝纫机股份有限公司 Thread trimming control method, thread trimming system and sewing machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111945311A (en) * 2019-05-17 2020-11-17 杰克缝纫机股份有限公司 Thread trimming control method, thread trimming system and sewing machine

Also Published As

Publication number Publication date
ITTO980455A1 (en) 1999-11-29

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees