GB1332570A - Sewing machines - Google Patents

Sewing machines

Info

Publication number
GB1332570A
GB1332570A GB4690071A GB4690071A GB1332570A GB 1332570 A GB1332570 A GB 1332570A GB 4690071 A GB4690071 A GB 4690071A GB 4690071 A GB4690071 A GB 4690071A GB 1332570 A GB1332570 A GB 1332570A
Authority
GB
United Kingdom
Prior art keywords
tension
release rod
check spring
bracket
slot
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
GB4690071A
Other languages
English (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.)
Pfaff Industriemaschinen GmbH
Original Assignee
Pfaff Industriemaschinen GmbH
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 Pfaff Industriemaschinen GmbH filed Critical Pfaff Industriemaschinen GmbH
Publication of GB1332570A publication Critical patent/GB1332570A/en
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D05—SEWING; EMBROIDERING; TUFTING
    • D05B—SEWING
    • D05B47/00—Needle-thread tensioning devices; Applications of tensometers

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Sewing Machines And Sewing (AREA)
  • Tension Adjustment In Filamentary Materials (AREA)
  • Treatment Of Fiber Materials (AREA)
GB4690071A 1970-11-03 1971-10-08 Sewing machines Expired GB1332570A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE7040674 1970-11-03

Publications (1)

Publication Number Publication Date
GB1332570A true GB1332570A (en) 1973-10-03

Family

ID=6615455

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4690071A Expired GB1332570A (en) 1970-11-03 1971-10-08 Sewing machines

Country Status (4)

Country Link
US (1) US3738298A (https=)
JP (1) JPS533875Y2 (https=)
GB (1) GB1332570A (https=)
IT (1) IT939908B (https=)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5613000B2 (https=) * 1972-12-26 1981-03-25
JPS49128571A (https=) * 1973-04-13 1974-12-09
JPS50128587A (https=) * 1974-03-29 1975-10-09
GB1481369A (en) * 1975-06-23 1977-07-27 Western Stamping Corp Sewing machine
JPS53146479A (en) * 1977-05-26 1978-12-20 Meiji Nat Kougiyou Kk Device for firing discharge lamp
US4448139A (en) * 1981-10-27 1984-05-15 Usm Corporation Automatic thread changing sewing machine
US4611547A (en) * 1984-06-13 1986-09-16 Janome Sewing Machine Co., Ltd. Upper thread tension device of a sewing machine
JP5458748B2 (ja) * 2009-08-31 2014-04-02 アイシン精機株式会社 上糸張力調整装置を備えたミシン
KR102183128B1 (ko) 2016-11-21 2020-11-25 나이키 이노베이트 씨.브이. 개더링 재봉기 및 방법
IT202200002474A1 (it) * 2022-02-10 2023-08-10 Vi Be Mac Spa Dispositivo tensionatore filo per macchine da cucire e macchina da cucire comprendente un dispositivo tensionatore filo

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE675102C (de) * 1937-09-23 1939-04-29 Phoenix Naehmaschinen A G Baer Oberfadenspannungsvorrichtung fuer Naehmaschinen
DE723852C (de) * 1938-12-06 1942-08-12 An Vittorio Necchi Soc Spannvorrichtung fuer den Nadelfaden von Naehmaschinen
US2701694A (en) * 1952-03-20 1955-02-08 White Sewing Machine Corp Thread tension device for sewing machines
US2726053A (en) * 1952-04-21 1955-12-06 Vittorio Necchi Societa Per Az Device for adjusting the tension of the upper thread in sewing machines
US3206138A (en) * 1963-05-24 1965-09-14 Loma B Beaty Thread tensioning device with interchangeable parts

Also Published As

Publication number Publication date
JPS533875Y2 (https=) 1978-01-31
JPS47292U (https=) 1972-06-26
US3738298A (en) 1973-06-12
IT939908B (it) 1973-02-10

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee