JPS5268548A - Detector for breakage of bobbin thread in sewing machine - Google Patents

Detector for breakage of bobbin thread in sewing machine

Info

Publication number
JPS5268548A
JPS5268548A JP50144814A JP14481475A JPS5268548A JP S5268548 A JPS5268548 A JP S5268548A JP 50144814 A JP50144814 A JP 50144814A JP 14481475 A JP14481475 A JP 14481475A JP S5268548 A JPS5268548 A JP S5268548A
Authority
JP
Japan
Prior art keywords
breakage
detector
sewing machine
bobbin thread
bobbin
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.)
Pending
Application number
JP50144814A
Other languages
Japanese (ja)
Inventor
Ikuo Tajima
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.)
Tokai Kogyo Sewing Machine Co Ltd
Original Assignee
Tokai Kogyo Sewing Machine Co Ltd
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 Tokai Kogyo Sewing Machine Co Ltd filed Critical Tokai Kogyo Sewing Machine Co Ltd
Priority to JP50144814A priority Critical patent/JPS5268548A/en
Priority to DE19762655368 priority patent/DE2655368A1/en
Publication of JPS5268548A publication Critical patent/JPS5268548A/en
Pending legal-status Critical Current

Links

Landscapes

  • Sewing Machines And Sewing (AREA)
JP50144814A 1975-12-03 1975-12-03 Detector for breakage of bobbin thread in sewing machine Pending JPS5268548A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP50144814A JPS5268548A (en) 1975-12-03 1975-12-03 Detector for breakage of bobbin thread in sewing machine
DE19762655368 DE2655368A1 (en) 1975-12-03 1976-12-03 Sewing machine lower thread monitor - uses two-position sensor with signal trip if broken thrread allows a third position

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50144814A JPS5268548A (en) 1975-12-03 1975-12-03 Detector for breakage of bobbin thread in sewing machine

Publications (1)

Publication Number Publication Date
JPS5268548A true JPS5268548A (en) 1977-06-07

Family

ID=15371071

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50144814A Pending JPS5268548A (en) 1975-12-03 1975-12-03 Detector for breakage of bobbin thread in sewing machine

Country Status (1)

Country Link
JP (1) JPS5268548A (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS465421A (en) * 1970-04-30 1971-11-30
JPS5252747A (en) * 1975-10-27 1977-04-27 Sanshirou Oomine Bobbin thread termination detector for lock stitch sewing machine

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS465421A (en) * 1970-04-30 1971-11-30
JPS5252747A (en) * 1975-10-27 1977-04-27 Sanshirou Oomine Bobbin thread termination detector for lock stitch sewing machine

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