JPS61151684U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図はこの考案の一実施例によるミシンの糸
切断装置を示す斜視図、第２図はこの考案の一実
施例の要部斜視図、第３図は従来のミシンの一例
を示す斜視図、第４図は従来の糸切断装置の要部
拡大縦断面図、第５図は同斜視図、第６図は下糸
の切断状態を示す要部斜視図である。 ８は下糸、９は上糸、１２は固定メス、１３は
移動メス、２４は支持部材、３０は糸屑除去手段
。 Fig. 1 is a perspective view showing a thread cutting device of a sewing machine according to an embodiment of this invention, Fig. 2 is a perspective view of essential parts of an embodiment of this invention, and Fig. 3 is a perspective view showing an example of a conventional sewing machine. , FIG. 4 is an enlarged longitudinal cross-sectional view of a main part of a conventional thread cutting device, FIG. 5 is a perspective view thereof, and FIG. 6 is a perspective view of a main part showing a state in which the lower thread is cut. 8 is a lower thread, 9 is an upper thread, 12 is a fixed knife, 13 is a movable knife, 24 is a support member, and 30 is thread waste removal means.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 糸の切断を行う移動メスおよび固定メスと、こ
れら両メスの噛み合せを支える支持部材と、上記
移動メスの動作に対応し、エアの吹出しまたは吸
引を行い、糸屑を除去する糸屑除去手段とを備え
たミシンの糸切断装置。 A movable knife and a fixed knife that cut the thread, a support member that supports the engagement of these two knives, and a thread waste removing means that blows out or sucks air and removes thread waste in response to the operation of the moving knife. Sewing machine thread cutting device equipped with.