JPS61186835U - - Google Patents

Description

[Brief explanation of the drawing]

Fig. 1 is an axial sectional view showing an embodiment of this invention, Fig. 2 is an axial sectional view showing the main parts thereof, and Fig. 3 is an axial sectional view showing an embodiment of the invention.
The figure is a cross-sectional view along the line in Figure 2, Figure 4 is an axial cross-sectional view showing the conventional device, Figure 5 is an axial cross-sectional view showing the main parts, and Figure 6 is a cross-sectional view along the line in Figure 5. FIG. In the figure, 1 is a drive member, 3, 4 are driven members, 1a, 3a, 4a are connection surfaces, 5 is a magnetic particle, 6 is an electromagnetic coil, 10 is a damper, 1
1 is a rotating hub, 12 is a rotor, 13 is a slip ring, 15 is a lead wire, 16 and 17 are slits,
19 is a friction plate, and 22 is an elastic body. Note that the same reference numerals in the figures indicate the same or corresponding parts.

Claims (1)

[Claims for Utility Model Registration] (1) A first connecting body having a connecting surface on the inner periphery, and a connecting surface disposed on the inner periphery of the first connecting body and connectable with the connecting surface. a second connecting main body formed on the outer periphery and consisting of two members divided into two in the axial direction; and magnetic particles filled between each of the connecting surfaces;
an electromagnetic coil that is built in the second connection main body and controls the connection state of each connection surface by magnetizing the magnetic particles; and an electromagnetic coil that is built in the second connection main body and controls the connection state of each of the connection surfaces; and a rotary hub that faces each other with an axial gap and is connected to the rotating shaft; and a rotary hub that is engaged with the rotary hub and the second connection main body so as to be capable of transmitting torque, and the second connection a damper that is hermetically housed between two main body members; a friction member that is provided on both sides of the rotating hub to generate friction torque; and a second connecting main body member that supplies power to the electromagnetic coil. A slip ring fixed to one of the two, a lead wire connecting the slip ring and the electromagnetic coil, and a second
A magnetic particle type electromagnetic coupling device is provided with a slit provided in one of two connecting main members, and an elastic body is provided in a portion of the slit that comes into contact with the friction member, and the space within the slit is 1. A magnetic particle type electromagnetic coupling device characterized in that the inner circumferential portion does not communicate with the outer circumferential portion. (2) A rotor is fixed to the inner circumferential portion of one of the two members of the second connecting body, and the rotor has a slit that communicates with the slit of the second connecting body in the portion that comes into contact with the friction member. A magnetic particle type electromagnetic coupling device according to claim 1, wherein an elastic body is provided in the slit. (3) The magnetic particle type electromagnetic coupling device according to claim 1, wherein the elastic body is formed by injecting a liquid substance that becomes a rubber-like elastic body after curing. (4) The magnetic particle type electromagnetic coupling device according to claim 1, wherein the elastic body disposed within the slit continues to be compressed even after the device is assembled.