Re: [AMC-List] Another Re; E Stick, now Drivers

[Mark Price <markprice242@xxxxxxxxxxxx>]

The DSG box sounds awesome! Can you sing by in a TT for a testdrive sometime?
:]
Mark Price
markprice242ATadelphia.net
Morgantown, WV


---- Keleigh Hardie <keleigh3000@xxxxxxxxx> wrote: 
> "Audi, Saturn and others in the last couple of years (now no longer 
> offered)."
> 
> I don't know about Saturn and the others (Nissan and Subaru among them), 
> but Audi still offers the CVT. In fact, they continue to offer it on the 
> larger, heavier new A6 with a 255 horsepower engine. Keep in mind, we 
> replace a lot of the transmissions under warranty, before 50k. The techs 
> joke that a 40k service on a FWD is replacing the plugs, filters, and 
> transmission. Luckily, the Quattros don't get that trans (where I am now 
> almost all the cars we sell are Quattros), and the TT and A3 have an 
> entirely different transmission, the DSG (direct shift gearbox). The DSG 
> is trick, a three shaft electronically controlled, hydraulically shifted 
> mechanical box with two clutches and no fluid coupling. The gears 
> alternate between two output shafts (both have a pinion gear engaged to 
> the ring gear) and the TCU pre-shifts into the next gear, and then 
> disengages one clutch and engages the other, almost simultaneously. It 
> shifts so fast and smooth, only the best drivers could compare, and 
> there's no hydraulic losses so the performance and efficiency are as 
> good or better than a stick. Really impressive.
> 
> "The Dutch Daf in the 60's"
> 
> One step up from a go cart. It actually had a belt drive.
> 
> Keleigh Hardie
> 
> amc-list-request@xxxxxxx wrote:
> > Message: 3
> > Date: Thu, 21 Dec 2006 08:49:07 -0700
> > From: "John Elle" <johnelle@xxxxxxxxx>
> > Subject: [AMC-List] Another Re; E Stick, now Drivers
> > To: <mail@xxxxxxxxxxxx>
> > Message-ID: <000001c72517$903582d0$a4dc0d82@john1>
> > Content-Type: text/plain;	charset="us-ascii"
> >
> > The Dodge fluid drive was as described, the Desoto version was a
> > semi-automatic. It seemed to be reliable as I remember just clunky. You
> > used a clutch to put it in gear from a stop OR it only had two forward
> > directions available on the column shift. Low which was the 2nd gear
> > position or second and high which was in the 3rd gear position and if
> > you needed to shift from low to high you had to use the clutch. But if
> > you drove it in high all of the time you just needed to clutch to put it
> > there. Once moving which was a simple as stepping on the gas to shift
> > from 2nd to 3rd you simply let up off the gas pedal and it would shift
> > automatically. It would also down shift using a passing gear type of set
> > up or automatically shift back to 2nd when you came to a stop. I really
> > had no problems with the transmission on the one I had nor do I remember
> > it being problematic. It was not a performance set up though. 
> > Also as far as I can remember, most over drives were free wheeling above
> > a certain miles per hour, thus you could shift the manual transmission
> > by simply letting off the gas from 2nd to 3rd and back as the over
> > drives (I remember anyway) worked in 2nd and 3rd. 
> > Another variation was the complete non-synchromesh or commonly known as
> > the Crash Box. To shift that set up on the move you had to become
> > proficient at a skillful 2 step dance of operating the clutch in double
> > clutch mode for down shifts and matching engine and road speed for up
> > shifts in order to shift anything at all to get it into gear with out
> > grinding or crashing the gears. Thus the knick name crash box. But once
> > mastered well you could shift with out the clutch at all once moving. I
> > drove one of those for many years. 
> > As far as automatics go, there were a number of automatics and
> > semi-automatics from the late 30's on. Gm as mentioned with the
> > Hydramatic and Buick's Dynaflow  were all late 30's I believe. Ford even
> > marketed one in 1940 or 41 but all sold cars were recalled and the 3
> > speed re-installed. Chrysler and other independents (Such as Hudson) did
> > the semi-automatic route and as mentioned over drives could be driven in
> > a semi automatic mode. 
> > Not sure when the infamous B/W automatic was first seen, probably the
> > early 50's as used by a variety of people and a number of pre-selector
> > transmissions were around as a semi automatic dating from the early 30's
> > such as the one used by Cord and I am sure others. 
> > John Mahoney's Packards from the so-called modern era is or was as I
> > understand it the only independent to develop there own fully automatic
> > transmission in the 50's and was used by Nash and Hudson on the Packard
> > derived V-8's I believe but it was a 2 speed automatic with a lock up
> > torque converter used as a 3 speed automatic and some what problematic
> > at best I believe. 
> > All of these were efforts to eliminate shifting. An exercise relating to
> > be an uncouth  chore (which lead to the first Corvette being a 2 speed
> > powerglide) which was also the reason why most if not all of the early 3
> > speed manuals had a non-synchromesh low. Who in their right mind would
> > want to shift to low on the fly? And it was also cheaper. Performance
> > oriented 4 speeds were really late in their introduction here in the
> > land of expressways and 5 and 6 speed manuals almost non-existent. 
> > Now I see ads for 8 speed automatics! What a change and a far cry from
> > Buick 1 speed Dynaflow , the original and only slush-o-matic.
> > Now there is a big push to get the snowmobile variable speed automatics
> > out in the market. So far not overly successful. Audi, Saturn and others
> > in the last couple of years (now no longer offered). The Dutch Daf in
> > the 60's or so and one of the offerings in the Daimler Chrysler line up
> > in the last couple of years. 
> > What next? A hole in the floor for a flintstone version of mystery
> > drive? 
> > Have fun. 
> > John
> > PS  A number of those would be pure dangerous to place in the hands of
> > the un-initiated in a drive it your self format.
> >   
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