JPS5858472U - Upper feed mechanism of sewing machine - Google Patents
Upper feed mechanism of sewing machineInfo
- Publication number
- JPS5858472U JPS5858472U JP15431681U JP15431681U JPS5858472U JP S5858472 U JPS5858472 U JP S5858472U JP 15431681 U JP15431681 U JP 15431681U JP 15431681 U JP15431681 U JP 15431681U JP S5858472 U JPS5858472 U JP S5858472U
- Authority
- JP
- Japan
- Prior art keywords
- lever
- upper feed
- feed mechanism
- shaft
- sewing machine
- 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
Landscapes
- Sewing Machines And Sewing (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図、はミシンの上送り機構の斜視図、第2図は同上
送り機構の要部側面図である。 ノ 、1・・・
・・・送りレバー 4 esteemクランクピン、5
・・・・・・上送り歯、6・・・・・・レバー、7・・
・・・・板バネ、9・・・・・・上下調節軸、】6・・
・・・・メス軸、1.7・・・・・・クラン 。
り軸、1 B−−−−−−ブロック、19・・・・・・
ピン、20・・・・・・角FI、21・・・・・・二叉
レバー。FIG. 1 is a perspective view of the upper feed mechanism of the sewing machine, and FIG. 2 is a side view of essential parts of the same upper feed mechanism. No, 1...
...Feed lever 4 steem crank pin, 5
...Upper feed dog, 6...Lever, 7...
...Plate spring, 9...Vertical adjustment shaft, ]6...
...Female shaft, 1.7...Cran. Axis, 1B------Block, 19...
Pin, 20... Square FI, 21... Two-pronged lever.
Claims (3)
れる送りレバー1と、該レバーの先端部に一体的に連結
され、上記クランクピンによって送り方向に進退する送
りレバー1で下送り歯8と同調して前後動する上送り歯
5と、ミシンの作動軸に連動して揺動する上下調節軸9
と、該□ 調節軸の揺動に連動して送りレバー1
をクランクピン4を支αとして上下方向に揺動させ、上
記上送り歯5に下送り歯と上下対称の上下動を行わせる
上下動機構を有するミシンの上送り機構において、作動
軸の動きを上下調節軸に伝える伝動装置が作動軸により
一定角度揺動するクランク軸17と、上下調節軸9に取
着のレバニ21と、上記クランク17とレバー21のい
づれか一方にその回転中心までの距離が調節可能゛に取
着されるブロック18を含み、該ブロック:::::二
:漆″::、、:;、H;::::二トロークが変化す
仝、:+うになっている上送り機構。(1) A feed lever 1 rotatably supported by a crank pin 4 at the rear, and a lower feed tooth that is integrally connected to the tip of the lever and moves forward and backward in the feed direction by the crank pin. 8, and an upper feed dog 5 that moves back and forth in sync with the upper feed dog 8, and a vertical adjustment shaft 9 that swings in conjunction with the operating shaft of the sewing machine.
□ The feed lever 1 moves in conjunction with the swing of the adjustment shaft.
In the upper feed mechanism of the sewing machine, the upper feed mechanism of the sewing machine has a vertical movement mechanism in which the upper feed dog 5 is vertically symmetrical to the lower feed dog by swinging in the vertical direction using the crank pin 4 as a support α. A transmission device that transmits information to the vertical adjustment shaft has a crankshaft 17 that swings at a fixed angle by an operating shaft, a lever lever 21 attached to the vertical adjustment shaft 9, and a distance to the center of rotation of either the crank 17 or the lever 21. It includes a block 18 which is attached to the adjustable block 18 so that the two strokes change. Top feed mechanism.
記載の上送り機構。(2) The upper feed mechanism according to claim 1, wherein the operating shaft is the knife shaft 16.
調節軸9と作動軸を含む平面上に位置する登録請求の範
囲第1項記載の上送り機構。(3) The upper feed mechanism according to claim 1, wherein the crankshaft 17 is located at the lower limit of the rocking box on a plane including the vertical adjustment shaft 9 and the operating shaft.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15431681U JPS5858472U (en) | 1981-10-16 | 1981-10-16 | Upper feed mechanism of sewing machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15431681U JPS5858472U (en) | 1981-10-16 | 1981-10-16 | Upper feed mechanism of sewing machine |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5858472U true JPS5858472U (en) | 1983-04-20 |
JPS6211580Y2 JPS6211580Y2 (en) | 1987-03-19 |
Family
ID=29946913
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15431681U Granted JPS5858472U (en) | 1981-10-16 | 1981-10-16 | Upper feed mechanism of sewing machine |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5858472U (en) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5540278A (en) * | 1978-09-18 | 1980-03-21 | Toyota Motor Corp | Intake device for internal combustion engine |
JPH0411087U (en) * | 1990-05-22 | 1992-01-29 |
-
1981
- 1981-10-16 JP JP15431681U patent/JPS5858472U/en active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5540278A (en) * | 1978-09-18 | 1980-03-21 | Toyota Motor Corp | Intake device for internal combustion engine |
JPH0411087U (en) * | 1990-05-22 | 1992-01-29 |
Also Published As
Publication number | Publication date |
---|---|
JPS6211580Y2 (en) | 1987-03-19 |
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