CH299668A - Sewing machine with a device for changing the needle thread tension. - Google Patents
Sewing machine with a device for changing the needle thread tension.Info
- Publication number
- CH299668A CH299668A CH299668DA CH299668A CH 299668 A CH299668 A CH 299668A CH 299668D A CH299668D A CH 299668DA CH 299668 A CH299668 A CH 299668A
- Authority
- CH
- Switzerland
- Prior art keywords
- changing
- sewing machine
- thread tension
- needle thread
- needle
- Prior art date
Links
Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B47/00—Needle-thread tensioning devices; Applications of tensometers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H59/00—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators
- B65H59/10—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators by devices acting on running material and not associated with supply or take-up devices
- B65H59/20—Co-operating surfaces mounted for relative movement
- B65H59/22—Co-operating surfaces mounted for relative movement and arranged to apply pressure to material
- B65H59/225—Tension discs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2513/00—Dynamic entities; Timing aspects
- B65H2513/10—Speed
- B65H2513/11—Speed angular
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2555/00—Actuating means
- B65H2555/10—Actuating means linear
- B65H2555/13—Actuating means linear magnetic, e.g. induction motors
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB299668X | 1951-06-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH299668A true CH299668A (en) | 1954-06-30 |
Family
ID=10300103
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH299668D CH299668A (en) | 1951-06-20 | 1952-01-09 | Sewing machine with a device for changing the needle thread tension. |
Country Status (3)
Country | Link |
---|---|
CH (1) | CH299668A (en) |
DE (1) | DE917886C (en) |
GB (1) | GB701229A (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3827382A (en) * | 1972-10-24 | 1974-08-06 | Usm Corp | Method and apparatus for forming normally appearing stitches |
JPS54163147A (en) * | 1978-06-13 | 1979-12-25 | Janome Sewing Machine Co Ltd | Device for automatically adjusting upper thread on sewing machine |
DE4141945C1 (en) * | 1991-12-19 | 1992-12-03 | Duerkopp Adler Ag, 4800 Bielefeld, De | Sewing machine thread tensioner - has tensioning element in effective connection with electromagnet |
JP2008036192A (en) * | 2006-08-08 | 2008-02-21 | Brother Ind Ltd | Thread tension guide of sewing machine |
-
1951
- 1951-06-20 GB GB14601/51A patent/GB701229A/en not_active Expired
- 1951-12-30 DE DES26640A patent/DE917886C/en not_active Expired
-
1952
- 1952-01-09 CH CH299668D patent/CH299668A/en unknown
Also Published As
Publication number | Publication date |
---|---|
DE917886C (en) | 1954-09-13 |
GB701229A (en) | 1953-12-23 |
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