[urq] Symmetrical All Wheel Drive

Thatcher Hubbard thatcher.hubbard at gmail.com
Fri Apr 22 09:59:14 EDT 2005


What is it about Audis that attracts us IT nerds?

On 4/22/05, 83Urq at code2use.com <83Urq at code2use.com> wrote:
> I believe it runs on the Incompatible Time Sharing System (ITS) developed at
> MIT in the 60's. That was a sequential system, which would simulate "real
> time" AWD by allocating a split second of drive to each wheel in sequence. To
> the driver, the AWD seems to have all four wheels engaged simutaneously, but
> in reality it is just a trick of the PDP-10 processor controlling the system.
> Thus my "one wheel drive" hypothesis lives.
> 
> I am such a geek :)
> 
> Quoting Charles Baer <charlie at istari.com>:
> 
> > Nahh guys, the new commercials just have me wondering about an asymmetrical
> > driveline vs asymmetrical torque bias....
> >
> > What really got me curious was those subies that had "Real-time
> > AWD"....I wanted
> > to see a "time-sharing AWD" system, ( I probably would have killed to
> > see a working
> > "batch-mode" driveline).
> >
> > Charlie
> >
> > Marc Salamone wrote:
> >
> > >I thik it is really one wheel drive:
> > >
> > >"Transfers power from the WHEEL which slips to the WHEEL that grips"
> > >
> > >It is symmetrical in relation to the one driven wheel :-)
> > >
> > >  - Marc
> > >
> > >2004 R32 Silver - Unbelievable!
> > >1996 Jeep Grand Cherokee (The heavy hauler)
> > >1990 Audi 90q20v Pearl (The daily driver)
> > >1984 GTI - Black (Road/Track/AutoX) - Rebuild in progress.
> > >1983 Audi Ur-quattro - Total Restoration in progress
> > >
> > >
> > >
> > >
> > >>-----Original Message-----
> > >>From: urq-bounces at audifans.com [mailto:urq-bounces at audifans.com]On
> > >>Behalf Of Brandon Rogers
> > >>Sent: Monday, April 18, 2005 11:41 AM
> > >>To: Bill Bennett; urq at audifans.com
> > >>Subject: Re: [urq] Symmetrical All Wheel Drive
> > >>
> > >>
> > >>Isn't it just marketing BS (well most terms are, I guess) to describe
> > >>longitudinal motor with no transfer cases and such - just like
> > >>quattro...???
> > >>
> > >>Brandon
> > >>
> > >>----- Original Message -----
> > >>From: "Bill Bennett" <ur.quattro at verizon.net>
> > >>To: <urq at audifans.com>
> > >>Sent: Friday, April 15, 2005 10:09 PM
> > >>Subject: [urq] Symmetrical All Wheel Drive
> > >>
> > >>
> > >>
> > >>
> > >>>Query? if slewbaru has symmetrical all wheel drive (As Seen On
> > >>>
> > >>>
> > >>TV!!) how
> > >>
> > >>
> > >>>can it turn in a corner? just wondering.
> > >>>  Billy Ray Bob
> > >>>
> >
> 
> Marc
> '83 Urq
> '84 VW GTI
> '90 90q20v
> '96 Grand Cherokee
> '04 R32
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