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GB2063939A - Rotary hook for sewing machine - Google Patents

Rotary hook for sewing machine

Info

Publication number
GB2063939A
GB2063939A GB8103605A GB8103605A GB2063939A GB 2063939 A GB2063939 A GB 2063939A GB 8103605 A GB8103605 A GB 8103605A GB 8103605 A GB8103605 A GB 8103605A GB 2063939 A GB2063939 A GB 2063939A
Authority
GB
United Kingdom
Prior art keywords
bobbin
sewing machine
rotary hook
end plate
undergroove
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.)
Granted
Application number
GB8103605A
Other versions
GB2063939B (en
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.)
Starr W E
Original Assignee
Starr W E
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 US06/052,793 external-priority patent/US4284017A/en
Application filed by Starr W E filed Critical Starr W E
Publication of GB2063939A publication Critical patent/GB2063939A/en
Application granted granted Critical
Publication of GB2063939B publication Critical patent/GB2063939B/en
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D05—SEWING; EMBROIDERING; TUFTING
    • D05B—SEWING
    • D05B57/00—Loop takers, e.g. loopers
    • D05B57/26—Bobbin holders or casings; Bobbin holder or case guards; Bobbin discharge devices
    • D—TEXTILES; PAPER
    • D05—SEWING; EMBROIDERING; TUFTING
    • D05B—SEWING
    • D05B57/00—Loop takers, e.g. loopers
    • D05B57/28—Applications of bobbins for storing the lower thread
    • D—TEXTILES; PAPER
    • D05—SEWING; EMBROIDERING; TUFTING
    • D05D—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES D05B AND D05C, RELATING TO SEWING, EMBROIDERING AND TUFTING
    • D05D2207/00—Use of special elements
    • D05D2207/05—Magnetic devices
    • D05D2207/06—Permanent magnets

Landscapes

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

Abstract

A rotary hook (11) and bobbin (12) assembly for a single needle lock-stitch sewing machine (9). he bobbin (11) has no case but has a flat end plate (12b) and a convexly curved end plate (12a).The bobbin older (11) has a post (14) with a means (13) for locking the bobbin (12) and a relatively wide undergroove (16) in its wall for adjusting tension.
GB8103605A 1979-07-02 1979-07-10 Rotary hook for sewing machine Expired GB2063939B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/052,793 US4284017A (en) 1978-07-13 1979-07-02 Rotary hook for sewing machine

Publications (2)

Publication Number Publication Date
GB2063939A true GB2063939A (en) 1981-06-10
GB2063939B GB2063939B (en) 1983-07-27

Family

ID=21979927

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8103605A Expired GB2063939B (en) 1979-07-02 1979-07-10 Rotary hook for sewing machine

Country Status (6)

Country Link
EP (1) EP0031323B1 (en)
JP (1) JPS6147114B2 (en)
GB (1) GB2063939B (en)
NL (1) NL7920001A (en)
SE (1) SE440671B (en)
WO (1) WO1981000120A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9404510D0 (en) * 1994-03-09 1994-04-20 Courtaulds Fibres Holdings Ltd Fibre treatment
JPH08135643A (en) * 1994-11-07 1996-05-31 Iwata Bolt Kk Screw
DE19840956C1 (en) * 1998-09-08 2000-02-24 Gerd Papajewski Looper for lower thread in double lock stitch sewing machine has extractor with magnetic attraction to pull the bobbin and upper section of the bobbin housing clear of the lower housing section
KR100515898B1 (en) * 2004-01-15 2005-09-21 코베스트 주식회사 Rotary shuttle device for sewing machine
EP3246448B1 (en) * 2015-01-13 2019-07-24 Hirose Manufacturing Co., Ltd. Vertical full-rotation shuttle

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE62209C (en) * W. v. PITTLER in Gohlis bei Leipzig A lockstitch sewing machine with a wide hook looper
US1966432A (en) * 1932-05-04 1934-07-17 Singer Mfg Co Stitch forming mechanism for buttonhole sewing machines
GB700306A (en) * 1951-11-02 1953-11-25 Harold Newby Improvements in and relating to lock-stitch sewing machines
US2690726A (en) * 1953-02-09 1954-10-05 David L Wener Bobbin brake
US2784690A (en) * 1953-04-09 1957-03-12 Brandt Kurt Bobbin-canister gripper arrangements for sewing machines
US2830550A (en) * 1953-06-15 1958-04-15 Union Special Machine Co Lockstitch sewing machines
US3476068A (en) * 1967-08-15 1969-11-04 Miracle Hook Corp Sewing hook and bobbin
US4009670A (en) * 1975-11-24 1977-03-01 Beatty Thomas Mitchell Rotary hook sewing machine

Also Published As

Publication number Publication date
SE440671B (en) 1985-08-12
JPS6147114B2 (en) 1986-10-17
SE8101313L (en) 1981-02-27
EP0031323B1 (en) 1986-04-02
NL7920001A (en) 1981-06-01
GB2063939B (en) 1983-07-27
JPS56500757A (en) 1981-06-11
EP0031323A4 (en) 1981-10-27
WO1981000120A1 (en) 1981-01-22
EP0031323A1 (en) 1981-07-08

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee