JPS5823573U

JPS5823573U - Horizontal hook thread tangle prevention device

Info

Publication number: JPS5823573U
Application number: JP11797681U
Authority: JP
Inventors: 修神谷
Original assignee: ブラザー工業株式会社
Priority date: 1981-08-07
Filing date: 1981-08-07
Publication date: 1983-02-14
Also published as: JPS6038475Y2

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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１〜４図はこの考案を具体化したミシンの一実施例を
示すものであり、第１図は水平釜及びその関連機構を示
す分解斜視図、第２図は規制部体の斜視図、第３図は水
平釜及びその関連機構の側断面図、第４図ａ、　　ｂは
水平釜及び規制部体の作゛　　　・動状態をそれぞれ示
す斜視図、第５図はこの考案の別個を示すものであり、
第３図に相当する側断面図である。針板：２、外釜：５、内釜：６、剣先：１゛２、ボビン
：１３、規制部体：１７、一対の係止片：１９ａ。１９ｂ１突条体：２３、縫製作業面：Ｐ０−い　第３図 − °口も　　１゛１Figures 1 to 4 show an embodiment of a sewing machine that embodies this invention, in which Figure 1 is an exploded perspective view showing a horizontal hook and its related mechanisms, Figure 2 is a perspective view of a regulating body, Figure 3 is a side sectional view of the horizontal hook and its related mechanisms, Figures 4a and 4b are perspective views showing the operating states of the horizontal hook and the regulating body, respectively, and Figure 5 shows a separate version of this invention. It is a thing,
FIG. 4 is a side sectional view corresponding to FIG. 3; Throat plate: 2, outer hook: 5, inner hook: 6, tip: 1゛2, bobbin: 13, regulating body: 17, pair of locking pieces: 19a. 19b1 protruding body: 23, sewing work surface: P0- Figure 3 - ° Mouth 1゛1

Claims

[Claims for Utility Model Registration] The sewing machine includes an outer hook 5 having a tip 12 that rotates in a plane substantially parallel to the sewing work surface P, and an inner hook 6 located within the outer hook 5 and housing a bobbin 13. In a horizontal hook of a sewing machine, the rotation of the inner hook 6 is regulated by a regulating body 17 having a pair of engaging pieces 19a and 19b that alternately engage and disengage from the inner hook 6 in time with the rotation of the outer hook 5. , on the lower surface of the throat plate 2 disposed on the sewing work surface P,
A locking piece 19a is provided on the side where the rotating sword tip 12 faces at least one of the locking pieces 19a, 19b.
has a protrusion 23 provided adjacent to the protrusion 23, which extends along the moving path of the tip of the locking piece 19a and whose lower surface is below the tip of the locking piece 19a. A thread entanglement prevention device for a horizontal hook, characterized in that it is formed in a protruding manner so as to be positioned in the horizontal hook.