Feedback control system for supplying a fluid to an apparatus op

Internal-combustion engines – Charge forming device – Multiple carburetors

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F02M 700

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active

045038341

ABSTRACT:
A feedback control system for controlling the amount of a fluid to be supplied to an apparatus such as an internal combustion engine, in accordance with a detected result of the operational state of the apparatus, including a control valve for adjusting the amount of the fluid in response to a pressure applied to a pressure chamber thereof, is provided with an accumulator in at least one of a first pressure passage for supplying a first control pressure to the pressure chamber of the control valve and a second pressure passage for supplying a second control pressure to the pressure chamber of the control valve, to realize a pneumatic type PI operation of the fluid supply control.

REFERENCES:
patent: 4083341 (1978-04-01), Brettschneider et al.
patent: 4091783 (1978-05-01), Laprade et al.
patent: 4192140 (1980-03-01), Yamashita et al.
patent: 4376427 (1983-03-01), Mizono

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