Re: (ET) Somebody needs to be shocked!! /tractor pulls

["T Humphrey" <thumphrey mynra com>]

Thanks Steve;

I'll check into this, DD is in "my backyard", then again so is 
ADC....

I just might have a new hobby here...


Stay Charged!
Hump

P.S. After seeing what the chainsaw went for on EBAY, anyone want 
first dibs on mine before I list it.



> 
>-----Original Message-----
>From: elec-trak-bounces cosmos phy tufts edu
>[mailto:elec-trak-bounces cosmos phy tufts edu] On Behalf Of Steve
>Richardson
>Sent: Wednesday, March 24, 2004 10:08 PM
>To: John B Reinhard; elec-trak cosmos phy tufts edu
>Subject: Re: (ET) Somebody needs to be shocked!! /tractor pulls
>
>
>Hello Everyone,
> 
>Boy this ET tractor pull idea has really grown.  This type of 
thing is just
>up Alltrax's alley !  We cut our teeth on competition events on 
land, in the
>water and some air craft as well.
> After getting my E15 running on the Alltrax controller I 
contacted D&D
>motors and ask if they could make a motor I could use on the ET.  
I was
>concerned that we would not have a supply of replacement motors.  
The golf
>car motors they make are very good motors and we worked closely 
with them in
>creating our DCX controller for the golf car industry.  Golf car 
motors are
>made with no shaft sticking out of the case and one end bell 
missing.  They
>have a internal splined hole in the armature shaft on the end 
with the
>missing end bell.  The motor is mounted directly to the 
gearbox/differential
>and the gearbox bearings support the armature with the missing 
end.
> 
>I ask D&D if they could make a motor with a shaft and a mounting 
pedestal
>like the GE ET motor has.  After receiving one prototype and 
making some
>modifications, I will receive the ET version tomorrow or Friday 
from D&D.
>They have agreed to make this motor for the ET crowd.  It's a 
enclosed motor
>with 7/8" diameter shaft about 2" long.  Has a mounting pedestal 
smaller
>than the GE motor.  It's a Sep-X type  motor and our standard 
golf car
>controller will drive it.  It's rated at about 11 HP and 
operating RPM of
>4500 I think, but don't hold me to it yet.
> 
>This motor, a Alltrax DCX400 controller and a 48V battery pack 
running a
>timing belt would be the ultimate ET Puller!
> 
>I may, and I stress "I MAY", be able to get Alltrax to sponsor a 
puller.
>D&D is in NY,  contact D&D directly if you want to upgrade your 
motor or ask
>them to sponsor you.  I have not ask them to sponsor anything and 
it's
>totally their decision.  I don't want to give the impression that 
Alltrax or
>D&D will sponsor every backyard mechanic with an ET for pulling.  
But
>someone or a group of someone's who would spend the time and 
effort to build
>and attend the events with a really nice looking ET with Alltrax 
stickers
>and D&D stickers on it may have a good chance of getting 
sponsorship.  I'll
>ask Alltrax management, D&D's web site is www.ddmotorsystems.com
><http://www.ddmotorsystems.com> .  Please contact them directly, 
talk to
>Eric, he is the motor engineer at D&D.
> 
>I will put up pictures on our web site of the new motor installed 
on my E15
>as soon as I can get them up, probably next week some time.
> 
>I think a silent puller would be the ultimate disgrace for the 
noisy,
>smoking ICE tractors, don't you ?
> 
>Please send me your ideas for this...
> 
>Steve
>scr echoweb net <mailto:scr echoweb net> 
> 
> 
>
>----- Original Message ----- 
>From: John  <mailto:reinharj frontiernet net> B Reinhard 
>To: elec-trak cosmos phy tufts edu <mailto:elec-
trak cosmos phy tufts edu>  
>Sent: Wednesday, March 24, 2004 6:31 AM
>Subject: (ET) Somebody needs to be shocked!! /tractor pulls
>
>Hi Daveb, and all,
> 
>Regarding toothed belt or Motor damage, etc, during a tractor 
pull:
>If using an Alltrax Controller - would it limit current & protect 
motor?
>Would that reduce the E-20's chances of winning a contest?
>Could someone (Steve Richardson, etc) reprogram the controller 
just for
>tractor pulls?
> 
>John
>
>
>
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