ABS

FJB203 at aol.com FJB203 at aol.com
Sat Feb 1 18:45:12 GMT 1997


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In a message dated 97-01-31 21:08:22 EST, you write:

> 4 fast acting solenoid valves, normally closed between each wheel and
master
>  cylinder, each solenoid dumps back to the master cylinder
>  speed sensor at each wheel
>  small electric gear pump (high pressure, very low volume), suction side
>  connected to master cylinder resorvor, discharge connected to each wheel 
> caliper

No, no, no, no, no, no, no, no, no, no, do not put a valve between the wheel
cylinders and the master cylinder, that's not the way to do it.

What you do is off the master cylinder on the brake lines coming out, you tap
right into the brake lines and have your electronically controlled actuators
vibrating the brake fluid with hydraulic pressure, thus not seperating the
driver from the brakes, only supplimenting the vibration.  You pull the
solinoids back to reduce pressure, and push forward to increase braking
pressure, but the pedal is still attached to the brake wheels.

I attached a picture to better describe what I'm picturing.

Fred

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