CA562397A - Thread tension release mechanism for sewing machines - Google Patents

Thread tension release mechanism for sewing machines

Info

Publication number
CA562397A
CA562397A CA562397A CA562397DA CA562397A CA 562397 A CA562397 A CA 562397A CA 562397 A CA562397 A CA 562397A CA 562397D A CA562397D A CA 562397DA CA 562397 A CA562397 A CA 562397A
Authority
CA
Canada
Prior art keywords
release mechanism
sewing machines
thread tension
tension release
thread
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
CA562397A
Other languages
French (fr)
Inventor
Kleemann Karl
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.)
GM Pfaff AG
Original Assignee
GM Pfaff AG
Publication date
Application granted granted Critical
Publication of CA562397A publication Critical patent/CA562397A/en
Expired legal-status Critical Current

Links

CA562397A Thread tension release mechanism for sewing machines Expired CA562397A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA562397T

Publications (1)

Publication Number Publication Date
CA562397A true CA562397A (en) 1958-08-26

Family

ID=35728835

Family Applications (1)

Application Number Title Priority Date Filing Date
CA562397A Expired CA562397A (en) Thread tension release mechanism for sewing machines

Country Status (1)

Country Link
CA (1) CA562397A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3557731A (en) * 1968-12-06 1971-01-26 Mefina Sa System for adjusting the tension of the upper thread in a sewing machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3557731A (en) * 1968-12-06 1971-01-26 Mefina Sa System for adjusting the tension of the upper thread in a sewing machine

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