Cylinder-number-controlled engine

Details Cylinder-number-controlled engine Cylinder-number-controlled engine

1983-05-02

1984-12-04

Lazarus, Ira S.

Internal-combustion engines

Accessories

Covers, trays, vibrators, corrosion inhibitors, air filters

123580, 123481, 261 23A, F02D 1702

Patent

active

044857764

ABSTRACT:
A multicylinder engine whose working cylinders are variably controlled in number to suit operating requirements, with an air fuel mixture fed from a single throttle valve to the working cylinder or cylinders through an intake manifold, includes at least one normally closed control valve installed in at least one intake pipe of the intake manifold. When the throttle valve has opened to a prescribed degree, the control valve instantly opens fully or almost fully or to a prescribed degree, independently of the throttle valve.

REFERENCES:
patent: 4106471 (1978-08-01), Nakajima et al.
patent: 4274382 (1981-06-01), Sugasawa et al.
patent: 4296719 (1981-10-01), Takahashi et al.
patent: 4337740 (1982-07-01), Sugasawa et al.
patent: 4345432 (1982-08-01), Lide et al.
patent: 4354471 (1982-10-01), Sugasawa et al.
patent: 4365597 (1982-12-01), Iizuka et al.
patent: 4365598 (1982-12-01), Sugasawa
patent: 4368700 (1983-01-01), Sugasawa et al.

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