Friction clutch, especially for motor vehicles

192 clutches and power-stop control – Clutches – Axially engaging

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192107M, F16D 1370

Patent

active

044225385

ABSTRACT:
A friction clutch wherein the pressure plate and/or the flywheel consists of finely striped pearlitic cast iron with a free ferrite content of less than 5%, with a graphite distribution finer than 3 according to VDG specification P 441, and with a titanium content of between 0.16% and 0.3% by weight. The friction disc between the pressure plate and the flywheel has two friction linings at least one of which, namely, the lining facing the part with a higher titanium content, consists of a sintered metallic or ceramic material or contains organic components. The pressure plate and/or the flywheel further contains up to 0.25% by weight of tin and up to 1% by weight of copper. The ratio of copper to tin is approximately four-to-one.

REFERENCES:
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patent: 2734822 (1956-02-01), Lamb
patent: 2995441 (1961-08-01), Rubel
patent: 3021592 (1962-02-01), Herron et al.
patent: 3299482 (1967-01-01), Tache et al.
patent: 3559775 (1971-02-01), Miller
patent: 3584718 (1971-06-01), Schiefer et al.
patent: 3744604 (1973-07-01), Austen
patent: 3767386 (1973-10-01), Ueda et al.

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