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ttk3
09-07-2007, 10:23 PM
After a grueling 26 hour marathon of grinding and welding galvanized conduit (cough), we have a rolling chassis! The next 8 months will be dedicated to a phenomenal push-bar design.
http://picasaweb.google.com/TKusnierz3/FirstDrive07/photo#5107697007984718066
http://picasaweb.google.com/TKusnierz3/FirstDrive07/photo#5107697050934391138

It was an interesting first drive, as the four wheel steering took some getting used to... http://www.youtube.com/watch?v=pHV-vAbGAC4

ttk3
09-07-2007, 10:23 PM
After a grueling 26 hour marathon of grinding and welding galvanized conduit (cough), we have a rolling chassis! The next 8 months will be dedicated to a phenomenal push-bar design.
http://picasaweb.google.com/TKusnierz3/FirstDrive07/photo#5107697007984718066
http://picasaweb.google.com/TKusnierz3/FirstDrive07/photo#5107697050934391138

It was an interesting first drive, as the four wheel steering took some getting used to... http://www.youtube.com/watch?v=pHV-vAbGAC4

Christopher Catto
09-08-2007, 06:40 AM
nice little chassis.

the galvanised tubing, well, at least all areas apart from the weld wont rust. then put some good rust proof agent on the welds and you have a much more durable steel chassis than most. so you can race forever, till the wheels fall off literally.

good luck for the rest of the car. enjoy the fun. http://fsae.com/groupee_common/emoticons/icon_smile.gif

murpia
09-08-2007, 12:29 PM
Looking at those pictures, that main roll hoop looks welded. I don't think that's allowed:

3.3.4.2 Main Hoop
The Main Hoop must be constructed of a single piece of uncut, continuous, closed section steel tubing per Section 3.3.3.

Just thought you should know, anyway maybe I'm wrong...
Regards, Ian

Superfast Matt McCoy
09-10-2007, 06:54 PM
Those Oklahoma guys better get their frame done ASAP. The pushbar award is on the line!

skillet
09-10-2007, 08:47 PM
cut off the top section add a radius section, bondo, sand and paint. http://fsae.com/groupee_common/emoticons/icon_biggrin.gif

Biggy72
09-10-2007, 09:16 PM
We should be starting to build our rebar chassis here pretty soon so we're not too far behind you guys.

drivetrainUW-Platt
09-12-2007, 07:01 AM
We used plastic conduit for our last mockup. Might have won us design if the damn duct tape would have held up better to people getting in and out of it...grrrr.....

Kyle Walther
09-12-2007, 08:54 PM
<BLOCKQUOTE class="ip-ubbcode-quote"><div class="ip-ubbcode-quote-title">quote:</div><div class="ip-ubbcode-quote-content">Originally posted by skillet:
cut off the top section add a radius section, bondo, sand and paint. http://fsae.com/groupee_common/emoticons/icon_biggrin.gif </div></BLOCKQUOTE>

SHHH!!! you're giving away all the secrets!!

ttk3
09-13-2007, 11:27 AM
That's what I wanted to do! I'm tired of being involved with the projects that take years off my life (welding galvanized conduit, locking myself in a room to grind chromoly for months on end, etc). Bring on the plastic and hot glue!

Anday
09-13-2007, 01:17 PM
plastic tube can get pretty unhealthy too.
when PVC gets hot it releases chlorine gas. that's some pretty nasty stuff too.
but welding is a lot easier with hot glue, it's a lot like MIG.

TG
09-13-2007, 01:18 PM
There are a couple problem areas you will need to address. The main roll hoop tube can't be welded and has minimum bend radii. The upper side impact bar has maximum and minimum height restrictions. You guys should take a good look at the rule book because it will save you a lot of headaches in the long run.

ttk3
09-14-2007, 10:33 AM
<BLOCKQUOTE class="ip-ubbcode-quote"><div class="ip-ubbcode-quote-title">quote:</div><div class="ip-ubbcode-quote-content">Originally posted by TG:
There are a couple problem areas you will need to address. The main roll hoop tube can't be welded and has minimum bend radii. The upper side impact bar has maximum and minimum height restrictions. You guys should take a good look at the rule book because it will save you a lot of headaches in the long run. </div></BLOCKQUOTE>

Thanks for the help TG! I think we'll probably just bring several sets of different sized casters with us so that we don't get hung up on any height restrictions in tech.

Homemade WRX
09-14-2007, 09:24 PM
man how I miss all the fun of FSAE http://fsae.com/groupee_common/emoticons/icon_frown.gif