JPS58100782U

JPS58100782U - Sewing machine that uses a vertical full-rotation hook

Info

Publication number: JPS58100782U
Application number: JP14273582U
Authority: JP
Inventors: 寛市川
Original assignee: 株式会社「広」瀬製作所
Priority date: 1982-09-20
Filing date: 1982-09-20
Publication date: 1983-07-08
Also published as: JPS5924307Y2

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

[Brief explanation of the drawing]

第１図は在来の垂直全回転かまを示す斜視図、第２図は
第１図の状態から約１００°回転した状態を示す斜視図
、第３図は本考案の一実施例の斜視図、第４図は第３図
の上面図、第５図は在来の垂直全回転かまからばね８を
取外した場合の上糸１２のかかり具合を示す第２図に対
応した斜視図である。１・・・外かま、５・・・針、７・・・糸かけ部、１２
・・・上糸、１３・・・上糸制止部材、１４・・・回転
方向、１５・・・制止面、１６・・・案内面。Fig. 1 is a perspective view showing a conventional vertical full-rotation hook, Fig. 2 is a perspective view showing a state rotated approximately 100 degrees from the state shown in Fig. 1, and Fig. 3 is a perspective view of an embodiment of the present invention. , FIG. 4 is a top view of FIG. 3, and FIG. 5 is a perspective view corresponding to FIG. 2 showing how the needle thread 12 is applied when the spring 8 is removed from a conventional vertical full-rotation hook. 1... Outer hook, 5... Needle, 7... Threading section, 12
... Needle thread, 13... Needle thread stopping member, 14... Rotation direction, 15... Stopping surface, 16... Guide surface.

Claims

[Scope of utility model registration request]

The upper thread restraining member 13 is arranged at a fixed position above the outer hook 1,
This upper thread restraining member 13 is positioned in the outer hook rotating direction 1 from the obliquely lowered position near the end of the threading section 7 on the open end side of the outer hook.
A stop surface 15 is formed in front of the hook 1, and the stop surface 15 is continuously connected to the stop surface 15 and smoothly opens rearward in the direction of rotation of the outer hook 14. The upper thread restraining member 13 is provided with a guide surface 16 that is equal to the end of the hanging portion 7 or is closer to the open side of the outer hook 1. The free end side droops downward, and the lower end of the drooping portion is welded and fixed to the surface of the hook stopper member 4 on the opposite side from the outer hook, and the thread of the inner hook 2 is fixed. A sewing machine using a vertical full-rotation hook, characterized in that a front end 18a in the rotation direction 14 of the outer hook 1 in the overhang portion 18 is configured to be low near the bottom of the outer hook 1.