Viscous fluid coupling

192 clutches and power-stop control – Clutches – Fluent material

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Details

192 58684, 192 82T, F16D 3502

Patent

active

055095160

ABSTRACT:
A viscous fluid coupling includes a labyrinth device for transmitting rotational torque from an input member to an output member through viscous fluid and a temperature sensing bi-metal spiral spring element for controlling a flow of the viscous fluid toward the labyrinth device. A part of the spring element located outside with respect to a part for supporting a concentrated part of the stress in the spring element is welded to a holder plate.

REFERENCES:
patent: 4054193 (1977-10-01), Streeter
patent: 4705149 (1987-11-01), Clancey
patent: 4735300 (1988-04-01), Brown
patent: 5062514 (1991-11-01), Kennedy et al.

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