JPH0464374U - - Google Patents
Info
- Publication number
- JPH0464374U JPH0464374U JP10740190U JP10740190U JPH0464374U JP H0464374 U JPH0464374 U JP H0464374U JP 10740190 U JP10740190 U JP 10740190U JP 10740190 U JP10740190 U JP 10740190U JP H0464374 U JPH0464374 U JP H0464374U
- Authority
- JP
- Japan
- Prior art keywords
- knife
- separates
- during
- loop
- 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.)
- Granted
Links
- 238000009958 sewing Methods 0.000 claims 1
- 238000009966 trimming Methods 0.000 description 2
Landscapes
- Sewing Machines And Sewing (AREA)
Description
第１図は従来の糸切り装置を針板下面から見た
裏面図、第２図は第１図の糸切断部の断面図、第
３図Ａは従来の糸切り装置の動メスの平面図、第
３図Ｂはその刃部の断面図、第４図はこの考案の
糸切り装置を針板下面から見た裏面図、第５図Ａ
は同じく上糸さばき時における裏面図、第５図Ｂ
は第５図Ａの糸切断部の断面図、第６図Ａは同じ
く上糸、下糸たぐり及び糸切り時における裏面図
、第６図Ｂは第６図Ａの糸切断部の断面図、第７
図は糸切り終了時における裏面図、第８図はこの
考案の糸切り装置の動メスの平面図、第９図は動
メス、固定メス及び固定メスガイドの関係を示す
断面図、第１０図はこの考案の他の糸切り装置を
針板下面から見た裏面図である。
１……動メス、１ｄ……動メスの平メス部、１
３……固定メス、１３ａ……固定メスの刃部、１
７……糸たぐり腕。
Fig. 1 is a back view of a conventional thread trimming device as seen from the bottom of the throat plate, Fig. 2 is a sectional view of the thread cutting section in Fig. 1, and Fig. 3A is a plan view of the moving knife of the conventional thread trimming device. , Fig. 3B is a sectional view of the blade, Fig. 4 is a back view of the thread cutting device of this invention seen from the bottom of the throat plate, and Fig. 5A.
is also a back view when handling the upper thread, Figure 5B
is a cross-sectional view of the thread cutting section in FIG. 5A, FIG. 6A is a back view of the upper thread, bobbin thread pulling and thread cutting, and FIG. 6B is a cross-sectional view of the thread cutting section in FIG. 6A. 7th
8 is a plan view of the movable knife of the thread cutting device of this invention; FIG. 9 is a sectional view showing the relationship between the movable knife, fixed knife, and fixed knife guide; FIG. 10 is a back view of another thread cutting device of this invention as seen from the lower surface of the throat plate. 1...Moving knife, 1d...Flat knife part of moving knife, 1
3...Fixed knife, 13a...Fixed knife blade, 1
7... String arm.
Claims (1)
動時に固定メスの刃部とかみ合つて上糸及び下糸
を切断する平メス部を有する動メスと、往動時に
動メスと共に針糸ループをさばき、復動時に動メ
スに先行して上糸及び下糸をたぐる糸たぐり腕と
を針板の直下に設けたミシンの糸切り装置。 A fixed knife, a movable knife with a flat knife part that separates the needle thread loop during forward motion, and which engages with the blade of the fixed knife to cut the upper and lower threads during backward motion, and a movable knife that separates the needle thread loop with the moving knife during forward motion. A thread cutting device for a sewing machine that is equipped with a thread pulling arm located directly below the throat plate, which separates the loop and picks up the upper and lower threads in advance of the moving knife during the backward movement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990107401U JPH0747102Y2 (en) | 1990-10-12 | 1990-10-12 | Sewing machine thread trimmer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990107401U JPH0747102Y2 (en) | 1990-10-12 | 1990-10-12 | Sewing machine thread trimmer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0464374U true JPH0464374U (en) | 1992-06-02 |
| JPH0747102Y2 JPH0747102Y2 (en) | 1995-11-01 |
Family
ID=31853908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990107401U Expired - Fee Related JPH0747102Y2 (en) | 1990-10-12 | 1990-10-12 | Sewing machine thread trimmer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0747102Y2 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5478248A (en) * | 1977-12-02 | 1979-06-22 | Mitsubishi Electric Corp | Thread cutter for sewing machine |
| JPS6312376U (en) * | 1986-07-10 | 1988-01-27 | ||
| JPH01284287A (en) * | 1988-05-10 | 1989-11-15 | Barudan Co Ltd | Sewing machine |
-
1990
- 1990-10-12 JP JP1990107401U patent/JPH0747102Y2/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5478248A (en) * | 1977-12-02 | 1979-06-22 | Mitsubishi Electric Corp | Thread cutter for sewing machine |
| JPS6312376U (en) * | 1986-07-10 | 1988-01-27 | ||
| JPH01284287A (en) * | 1988-05-10 | 1989-11-15 | Barudan Co Ltd | Sewing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0747102Y2 (en) | 1995-11-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |