JPS63119935U

JPS63119935U -

Info

Publication number: JPS63119935U
Application number: JP993087U
Authority: JP
Priority date: 1987-01-28
Filing date: 1987-01-28
Publication date: 1988-08-03

Description

[Brief explanation of drawings]

図面は本考案の実施例が示され、第１図はスプ
リングクラツチの断面側面図、第２図は第１の回
転部材の裏面図、第３図はコイルバネの裏面図、
第４図は第１の回転部材が回転伝達方向に回転さ
れた動作説明図、第５図は第１の回転部材が空転
方向に回転された動作説明図、第６図はコイルバ
ネの一端を抜け止めした変形例断面側面図、第７
図はコイルバネの変形例平面図、第８図は第１の
回転部材と第２の回転部材の間に中間部材を介在
させた他の変形例断面側面図、第９図はスプリン
グクラツチの他の実施例断面平面図、第１０図は
同断面側面図、第１１図は従来のスプリングクラ
ツチの分解斜視図、第１２図は同要部断面正面図
である。２……第１の回転部材、２ｆ，３ｄ……係合部
、２ｇ，３ｂ，６ｃ……円周面、３……第２の回
転部材、４……コイルバネ、４ａ，４ｅ……巻回
部、４ｂ，４ｄ……一端。 The drawings show an embodiment of the present invention, in which FIG. 1 is a sectional side view of a spring clutch, FIG. 2 is a back view of the first rotating member, and FIG. 3 is a back view of a coil spring.
Figure 4 is an explanatory diagram of the operation when the first rotating member is rotated in the rotation transmission direction, Figure 5 is an explanatory diagram of the operation when the first rotating member is rotated in the idling direction, and Figure 6 is an explanatory diagram of the operation when the first rotating member is rotated in the rotation direction. Sectional side view of the stopped modification, No. 7
The figure is a plan view of a modified example of the coil spring, FIG. 8 is a sectional side view of another modified example in which an intermediate member is interposed between the first rotating member and the second rotating member, and FIG. 9 is a sectional side view of another modified example of the spring clutch. 10 is a sectional side view of the embodiment, FIG. 11 is an exploded perspective view of a conventional spring clutch, and FIG. 12 is a sectional front view of the same main part. 2... First rotating member, 2f, 3d... Engaging portion, 2g, 3b, 6c... Circumferential surface, 3... Second rotating member, 4... Coil spring, 4a, 4e... Winding Part, 4b, 4d... one end.

Claims

[Scope of utility model registration request]

A spring clutch comprising first and second rotating members connected on the same axis, and a coil spring having one end engaged with one of the first and second rotating members and wound around the circumferential surface of the other. A spring clutch characterized in that one end of the coil spring has an arcuate shape, and the engaging portion of the rotating member has the same shape as the one end of the coil spring.