Apparatus for adjustably controlling valve movement and fuel inj

Details Apparatus for adjustably controlling valve movement and fuel inj Apparatus for adjustably controlling valve movement and fuel inj

1994-10-03

1996-07-30

Lo, Weilun

Internal-combustion engines

Poppet valve operating mechanism

Electrical system

123 9012, 123498, 123508, F01L 902, F02M 3704

Patent

active

RE0353035

ABSTRACT:
An apparatus adjustably controls intake and exhaust valve movement and fuel injection of an engine. Valve movement and injection is adjustably controlled in response to electrical signals delivered to a piezoelectric motor which in turn delivers hydraulic signals through a single spool valve.

REFERENCES:
patent: 4009695 (1977-03-01), Ule
patent: 4020803 (1977-05-01), Thuren et al.
patent: 4602604 (1986-07-01), Kauer
patent: 4699103 (1987-10-01), Tsukahara et al.
patent: 5057734 (1991-10-01), Tsuzuki et al.
patent: 5203830 (1993-04-01), Faletti et al.
patent: 5216987 (1993-06-01), Clarke
patent: 5255650 (1993-10-01), Faletti et al.
patent: 5271229 (1993-12-01), Clarke et al.

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