192 clutches and power-stop control – Elements – Engaging surfaces
Patent
1988-03-21
1989-07-11
Bonck, Rodney H.
192 clutches and power-stop control
Elements
Engaging surfaces
192 7014, 192107R, 188218XL, F16D 1360, F16D 6900
Patent
active
048463299
ABSTRACT:
A friction element to be secured to a hub member in a friction clutch, comprises a back plate (21) provided with a friction facing (23) on at least one side thereof, the friction facing (23) being of trefoil shape with a first lobe (24) extending radially inwardly and second and third lobes (25, 26) extending radially outwardly and in opposite circumferential directions from the first lobe. The shape of the friction facing provides a desirable distribution of material while using a minimum quantity thereof.
REFERENCES:
patent: 2299028 (1942-10-01), Nutt et al.
patent: 2985273 (1961-05-01), Binders
patent: 3897854 (1975-08-01), Norica
patent: 4561533 (1985-12-01), Roseto
patent: 4565274 (1986-01-01), Cameron
Kettell John
Whitmarsh David L.
Bonck Rodney H.
GKN Sheepbridge Limited
Whitelaw Nicholas
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