Device for regulating the axial position of a variable-profile c

Details Device for regulating the axial position of a variable-profile c Device for regulating the axial position of a variable-profile c

1984-01-25

1986-02-18

Cline, William R.

Internal-combustion engines

Poppet valve operating mechanism

With means for varying timing

123 9017, F01L 134

Patent

active

045705810

ABSTRACT:
Regulating device with a hydraulic piston sliding inside a chamber and connected integral with a variable-profile camshaft on the side subjected to the axial strain exchanged between the shaft and respective tappets; the device also being provided with a bush and grooved recess arrangement for connecting the chamber selectively to a pressure fluid supply duct or drain duct, and a centrifugal regulator fitted on to the camshaft for controlling the movement of the bush in the recess.

REFERENCES:
patent: 3481314 (1969-12-01), Le Crenn
patent: 3638624 (1972-02-01), O'Grady
patent: 3730150 (1973-05-01), Codner, Jr.
patent: 4316437 (1982-02-01), Bertrand
patent: 4399784 (1983-08-01), Foley

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