JPS61118577U - - Google Patents
Info
- Publication number
- JPS61118577U JPS61118577U JP234485U JP234485U JPS61118577U JP S61118577 U JPS61118577 U JP S61118577U JP 234485 U JP234485 U JP 234485U JP 234485 U JP234485 U JP 234485U JP S61118577 U JPS61118577 U JP S61118577U
- Authority
- JP
- Japan
- Prior art keywords
- cam
- pattern
- cam follower
- engaged
- drive shaft
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Sewing Machines And Sewing (AREA)
Description
図面は本考案の実施例に係り、第１図は機構の
斜視図、第２図はカム従動子係合状態説明図、第
３図はその側面図、第４図は別のカム従動子係合
状態説明図、第５図は模様縫目軌跡であり、７は
駆動軸、１０は第１の模様カム、２０は第１のカ
ム従動子、１１は第２の模様カム、１３は選択操
作部、２１は第２のカム従動子である。
The drawings relate to an embodiment of the present invention, and FIG. 1 is a perspective view of the mechanism, FIG. 2 is an explanatory diagram of the cam follower engagement state, FIG. 3 is a side view thereof, and FIG. 4 is another cam follower engagement state. Fig. 5 is a pattern stitch locus, 7 is a drive shaft, 10 is a first pattern cam, 20 is a first cam follower, 11 is a second pattern cam, and 13 is a selection operation. 21 is a second cam follower.
Claims (1)
と、該駆動軸の回転に連動する模様カムの外周に
一端が係脱可能に支持されたカム従動子と、該カ
ム従動子の一端を前記模様カムに係合せしめた時
連結ロツドを介して振巾運動せしめられる針棒支
持体とを備えたミシンにおいて、前記駆動軸の回
転に連動して減速回転せしめられる第１の模様カ
ムと、該第１の模様カムと同軸上に前記第１の模
様カムと異なる減速比の第２の模様カムを装着せ
しめ、模様選択操作部の操作により減速比の異な
る第１の模様カム及び第２の模様カムに夫々係脱
せしめられる第１のカム従動子と、第２の模様カ
ムにのみ係脱せしめられる第２のカム従動子とを
備え、前記第１の従動子を第２のカム従動子と係
合せしめるための係合部を前記第１のカム従動子
に設けたことを特徴とするジグザグ発生機構。 ２ 前記第１のカム従動子の係合部は第１のカム
従動子の折曲部に固着したネジの先端であること
を特徴とする実用新案登録請求の範囲第１項記載
のジグザグ発生機構。[Claims for Utility Model Registration] 1. A drive shaft that is rotatably supported within the sewing machine frame, and a cam follower that has one end removably supported on the outer periphery of a pattern cam that is linked to the rotation of the drive shaft. , a needle bar support body that is caused to swing in a width direction through a connecting rod when one end of the cam follower is engaged with the pattern cam, the needle bar support being caused to rotate at a reduced speed in conjunction with the rotation of the drive shaft. A first pattern cam with a different reduction ratio than the first pattern cam is mounted coaxially with the first pattern cam, and a second pattern cam with a different reduction ratio is installed by operating a pattern selection operation section. The first cam follower is provided with a first cam follower that is engaged with and disengaged from the first pattern cam and the second pattern cam, respectively, and a second cam follower that is engaged with and disengaged only with the second pattern cam, A zigzag generating mechanism characterized in that the first cam follower is provided with an engaging portion for engaging the child with the second cam follower. 2. The zigzag generating mechanism according to claim 1, wherein the engaging portion of the first cam follower is a tip of a screw fixed to a bent portion of the first cam follower. .
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP234485U JPH0135720Y2 (en) | 1985-01-14 | 1985-01-14 | |
| US06/818,817 US4691655A (en) | 1985-01-14 | 1986-01-14 | Mechanism for producing stitched patterns in a zigzag sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP234485U JPH0135720Y2 (en) | 1985-01-14 | 1985-01-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61118577U true JPS61118577U (en) | 1986-07-26 |
| JPH0135720Y2 JPH0135720Y2 (en) | 1989-10-31 |
Family
ID=30475932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP234485U Expired JPH0135720Y2 (en) | 1985-01-14 | 1985-01-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0135720Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03140186A (en) * | 1989-10-26 | 1991-06-14 | Juki Corp | Needle shaking device in sleeping hole darning sewing machine |
-
1985
- 1985-01-14 JP JP234485U patent/JPH0135720Y2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03140186A (en) * | 1989-10-26 | 1991-06-14 | Juki Corp | Needle shaking device in sleeping hole darning sewing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0135720Y2 (en) | 1989-10-31 |
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