[Diy_efi] Interesting Ford patent

[Marteney, Steve]

Seems to me you could "change... cylinders from power producers to power
absorbers" by retarding the timing, not advancing.

Steve

-----Original Message-----
From: Tomas Sokorai Sch. [mailto:tsokorai at xperts.cl]
Sent: Wednesday, August 21, 2002 7:15 AM
To: diy_efi at diy-efi.org
Subject: Re: [Diy_efi] Interesting Ford patent



from the patent:
"...to change the selected cylinders from power producers to power
absorbers."
does this mean advance until *knock* !? 
How much knock is really harmless?


On Wednesday 21 August 2002 01:58, Perry Harrington wrote:
> Hello,
>
> I came across 2 patent numbers referenced on a Ford EEC-IV computer case
> sticker. They have to do with ignition timing and periodically advancing
> each cylinder's timing in order to effect a self cleaning mechanism.  The
> patent goes into detail about the circuit and theory of operation of the
> ignition system.  The patent is now expired to boot.  The patent number is
> 4116173 and it can be found here:
>
>
http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO1&Sect2=HITOFF&d=PALL&p=
>1&u=/netahtml/srchnum.htm&r=1&f=G&l=50&s1='4116173'.WKU.&OS=PN/4116173&RS=P
N
>/4116173
>
> --Perry

-- 
Tomas J. Sokorai Sch.
Socio director, Gerente Proyectos Especiales
Xperts Ltda. F: 63 244591 Chile



_______________________________________________
Diy_efi mailing list
Diy_efi at diy-efi.org
http://www.diy-efi.org/mailman/listinfo/diy_efi

_______________________________________________
Diy_efi mailing list
Diy_efi at diy-efi.org
http://www.diy-efi.org/mailman/listinfo/diy_efi