Internal-combustion engines – Poppet valve operating mechanism – Electrical system
Patent
1995-09-14
1997-11-25
Solis, Erick R.
Internal-combustion engines
Poppet valve operating mechanism
Electrical system
25112916, F01L 904
Patent
active
056900643
ABSTRACT:
An electromagnetic valve driving apparatus which drives a valve of an internal combustion engine by using an electromagnetic attractive force. The electromagnetic valve apparatus includes a plunger holder which is fixed to the valve, and a plunger which is fixed to the plunger holder. The plunger allows more magnetic flux to flow than the plunger holder.
REFERENCES:
patent: 4455543 (1984-06-01), Pischinger
patent: 5269269 (1993-12-01), Kreuter
patent: 5339777 (1994-08-01), Cannon
patent: 5350153 (1994-09-01), Morinigo et al.
Solis Erick R.
Toyota Jidosha & Kabushiki Kaisha
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