JPH024576U - - Google Patents
Info
- Publication number
- JPH024576U JPH024576U JP8327488U JP8327488U JPH024576U JP H024576 U JPH024576 U JP H024576U JP 8327488 U JP8327488 U JP 8327488U JP 8327488 U JP8327488 U JP 8327488U JP H024576 U JPH024576 U JP H024576U
- Authority
- JP
- Japan
- Prior art keywords
- rotary hook
- receiver member
- thread
- needle receiver
- needle
- 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)
Description
第１図ないし第５図は本考案の一例を示す説明
図で第１図は針受部材の正面図、第２図は糸噛み
防止用糸切り刃の形状を示す第１図の部分断面図
、第３図は回転釜の背面図、第４図は糸噛み防止
用糸切り刃嵌合穴の形状を示す回転釜の部分断面
図、第５図は回転釜に針受部材が取り付けられた
状態を示す背面図。第６図ないし第１０図は従来
の一例を示す説明図で第６図は回転釜装置全体の
分解図、第７図は針受部材の正面図、第８図は回
転釜の背面図、第９図は剣先に捕促された上糸の
正規の移動軌跡を示す針受部材が取り付けられた
回転釜の側面図、第１０図は剣先に捕促された上
糸が背面に回つてしまつた状態の一態様を示す背
面図である。
１……回転釜装置、２……ボビン、３……ボビ
ンケース、４……針受部材、５……回転釜、６…
…ボビンケースホルダー、７……連結軸、８……
結合位置決め部、９……糸噛み防止用糸切り刃、
１６……剣先、１８……下糸、２５……上糸。
Figures 1 to 5 are explanatory diagrams showing an example of the present invention, Figure 1 is a front view of the needle receiver member, and Figure 2 is a partial sectional view of Figure 1 showing the shape of the thread cutting blade for preventing thread jamming. , Fig. 3 is a rear view of the rotary hook, Fig. 4 is a partial sectional view of the rotary hook showing the shape of the thread cutter fitting hole for preventing thread entanglement, and Fig. 5 shows a needle guard member attached to the rotary hook. A rear view showing the state. 6 to 10 are explanatory diagrams showing an example of the conventional rotary hook. FIG. 6 is an exploded view of the entire rotary hook device, FIG. 7 is a front view of the needle guard member, and FIG. 8 is a rear view of the rotary hook. Figure 9 is a side view of the rotary hook equipped with a needle guard member showing the normal movement trajectory of the upper thread caught by the tip of the needle, and Figure 10 shows the normal movement trajectory of the upper thread caught by the tip of the needle, and Figure 10 shows the normal movement trajectory of the upper thread caught by the tip of the needle. FIG. 3 is a rear view showing one aspect of the state. DESCRIPTION OF SYMBOLS 1...Rotary hook device, 2...Bobbin, 3...Bobbin case, 4...Needle guard member, 5...Rotary hook, 6...
...Bobbin case holder, 7...Connection shaft, 8...
Connection positioning part, 9... Thread cutting blade for preventing thread jamming,
16...Sword tip, 18...Lower thread, 25...Upper thread.
Claims (1)
ン２を回転自在に保持するボビンケース３及びボ
ビンケースホルダー６を有する回転釜装置１に於
いて前記針受部材と回転釜本体５との結合位置決
め部８の付近に位置する針受部材の外周に糸噛み
防止用糸切り刃９を設けたことを特徴とするミシ
ンの全回転釜装置。 In the rotary hook device 1, which has a connecting shaft 7 and a needle receiver member 4 on one side, and a bobbin case 3 and a bobbin case holder 6 that rotatably hold the bobbin 2 on the other surface, the needle receiver member and the rotary hook body 5 are provided. A full-rotation hook device for a sewing machine, characterized in that a thread cutting blade 9 for preventing thread snagging is provided on the outer periphery of a needle receiver member located in the vicinity of a coupling positioning portion 8 with a sewing machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8327488U JPH0520302Y2 (en) | 1988-06-23 | 1988-06-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8327488U JPH0520302Y2 (en) | 1988-06-23 | 1988-06-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH024576U true JPH024576U (en) | 1990-01-12 |
| JPH0520302Y2 JPH0520302Y2 (en) | 1993-05-26 |
Family
ID=31307998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8327488U Expired - Lifetime JPH0520302Y2 (en) | 1988-06-23 | 1988-06-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0520302Y2 (en) |
-
1988
- 1988-06-23 JP JP8327488U patent/JPH0520302Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0520302Y2 (en) | 1993-05-26 |
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