Method and apparatus for electrically driving engine valves

Details Method and apparatus for electrically driving engine valves Method and apparatus for electrically driving engine valves

1994-12-15

1996-02-27

Lo, Weilun

Internal-combustion engines

Poppet valve operating mechanism

Electrical system

123 9015, F01L 1300, F01L 904

Patent

active

054940079

ABSTRACT:
A cam mechanism is employed to convert motor rotation to reciprocating valve motion. Motor speed is reduced at the valve opening and closing times to reduce stress on the cam mechanism.

REFERENCES:
patent: 4061115 (1977-12-01), Predhome, Jr.
patent: 4432310 (1984-02-01), Waller
patent: 4723514 (1988-02-01), Taniuchi
patent: 4744338 (1988-05-01), Sapienza, IV
patent: 4915083 (1990-04-01), Hewette et al.
patent: 4926122 (1990-05-01), Schroeder et al.
patent: 4955334 (1990-09-01), Kawamura
patent: 5000131 (1991-03-01), Masuda
patent: 5016583 (1991-05-01), Blish
patent: 5018487 (1991-05-01), Shinkai
patent: 5060910 (1991-10-01), Iwata et al.
patent: 5065061 (1991-11-01), Satoh et al.
patent: 5119772 (1992-06-01), Kawamura
patent: 5184593 (1993-02-01), Kobayashi
patent: 5327856 (1994-07-01), Schroeder et al.
"Servomotor controllers replace cams", England, Machine Design--May 11, 1989.
"High Performance Motion Profiles", David T. Robinson, Creonics Inc, Motion, Mar./Apr. 1990.

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