Frictional engagement apparatus

Details Frictional engagement apparatus Frictional engagement apparatus

1993-07-16

1995-09-26

Pitts, Andrea L.

192 clutches and power-stop control

Elements

Engaging surfaces

192 7014, 106 36, F16D 1114, F16D 1360

Patent

active

054527848

ABSTRACT:
A frictional engagement apparatus which is small in size, high in torque, and long in endurance life and includes driven and driving plates. A frictional material is provided on one surface of each of the driven and driving plates, while a ceramic thin film composed of IV.sub.B, V.sub.B, or VI.sub.B family elements, such as titanium, in the periodic table of elements, Si, Al, and carbides, nitrides and oxides thereof, is formed on the other surface. The ceramic thin film includes a ceramic thin film intermediate layer formed on a surface of the respective plate, and a ceramic thin film layer formed on the intermediate layer.

REFERENCES:
patent: 3398822 (1968-08-01), Eakin
patent: 4180622 (1979-12-01), Burkhard et al.
patent: 4552259 (1985-11-01), Albertson
patent: 4618049 (1986-10-01), Pflaum et al.
patent: 4700823 (1987-10-01), Winckler
patent: 5029686 (1991-07-01), Yesnik
patent: 5048654 (1991-09-01), Yesnik

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