Measuring device for measuring a fuel injection quantity

Details Measuring device for measuring a fuel injection quantity Measuring device for measuring a fuel injection quantity

1986-12-09

1989-01-17

Myracle, Jerry W.

Measuring and testing

Internal combustion engine or related engine system or...

Compression

G01M 1500

Patent

active

047980842

ABSTRACT:
A measuring device for measuring a fuel injection quantity comprising fuel volume sensing means including a fuel injection chamber connected to a fuel injection valve and receiving the fuel injection quantity therefrom, a back pressure chamber which faces the fuel injection chamber, bulkhead means located between the fuel injection chamber and the back pressure chamber as an intercept therebetween and responsive to the fuel injection quantity for generating a displacement, sensing means for sensing the displacement of the bulkhead means, pressure means for holding a pressure of the back pressure chamber to be of a constant value, fuel injection quantity computing means responsive to the sensing means for determining a fuel injection quantity, discharging means including fuel discharging means for discharging the injected fuel quantity from the fuel injection chamber to its exterior, discharging quantity computing means responsive to the fuel injection quantity computing means for computing a discharged quantity, and discharge control means responsive to the discharging quantity computing means for controlling the fuel discharging means so as to control the discharged quantity.

REFERENCES:
patent: 4086815 (1978-05-01), Asano et al.
patent: 4453403 (1984-06-01), Bussey et al.
patent: 4488429 (1984-12-01), Ito
patent: 4546648 (1985-10-01), Abt et al.
Published Examined Patent Application No. 54-9505 (Japan).
Published Unexamined Japanese Patent Appln. No. 61-40458.

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