JPS6226511U

JPS6226511U -

Info

Publication number: JPS6226511U
Application number: JP11720485U
Authority: JP
Priority date: 1985-08-01
Filing date: 1985-08-01
Publication date: 1987-02-18

Description

[Brief explanation of the drawing]

第１図は第４図のクラツチ板の通電初期の状態
にある部分拡大図、第２図は第１図のクラツチ板
の切離し位置にある図、第３図は第３図のクラツ
チ板の係合位置にある図、第４図は本考案による
弁作動停止装置の弁停止時の断面図、第５図は同
じく弁作動時の断面図、第６図はカム軸の斜視図
、第７図は第４図の矢印から見た端面図、第８
図は同じ方向から見た第１のクラツチ板の端面図
、第９図から第１１図はそれぞれ第１図から第３
図に対応して第２実施例を示す図、第１２図から
第１４図はそれぞれ第１図から第３図に対応して
第３実施例を示す図である。１０…カム軸、１２…カムピース、２８，３６
…クラツチ板、３０…ロータ、４２…コイル、３
８…伸縮性リング、７０ａ，７０ｂ，７０ｃ…ボ
ールベアリング、７６ａ，７６ｂ，７６ｃ…落ち
こみ溝、７６ｆ…前部壁、７６ｒ…後部壁、９０
…突起。 Fig. 1 is a partially enlarged view of the clutch plate in Fig. 4 in the initial energized state, Fig. 2 is a view of the clutch plate in Fig. 1 in the disengaged position, and Fig. 3 is a view of the clutch plate in Fig. 3 in its engaged state. 4 is a sectional view of the valve operation stop device according to the present invention when the valve is stopped, FIG. 5 is a sectional view of the same when the valve is in operation, FIG. 6 is a perspective view of the camshaft, and FIG. 7 is an end view seen from the arrow in Figure 4, and Figure 8.
The figure is an end view of the first clutch plate seen from the same direction, and Figures 9 to 11 are the end views of Figures 1 to 3, respectively.
FIGS. 12 to 14 are diagrams showing a third embodiment corresponding to FIGS. 1 to 3, respectively. 10...Cam shaft, 12...Cam piece, 28, 36
...Clutch plate, 30...Rotor, 42...Coil, 3
8... Elastic ring, 70a, 70b, 70c... Ball bearing, 76a, 76b, 76c... Falling groove, 76f... Front wall, 76r... Rear wall, 90
…protrusion.

Claims

[Scope of utility model registration request]

A valve actuating cam piece is rotatably attached to a camshaft of an internal combustion engine, and an electromagnetic clutch is provided for mutually engaging or disengaging the camshaft and cam piece. and a second clutch plate connected to the cam piece, one of these clutch plates is provided with a protrusion that protrudes toward the other clutch plate, and the other clutch plate is provided with a protrusion that protrudes toward the other clutch plate. A recessed portion capable of accommodating the protruding portion is provided at a position corresponding to a position in the radial direction, and a front wall of the recessed portion when viewed from the direction of movement of the protruding portion is formed at a gentle angle, and a rear wall thereof is formed at a gentle angle. A valve actuation stop device for an internal combustion engine, wherein the protrusion is formed at an angle greater than the front wall so that the protrusion is stopped at the rear wall.