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Graefin10
Graefin10 Dork
10/22/13 6:09 p.m.

I like this design for a commuter:

 photo utrike3_zps49d9fbef.gif

Graefin10
Graefin10 Dork
10/22/13 6:14 p.m.

This one is called XR3:

 photo xr3_012908_3_zps3c73b976.jpg

XR3 rt. side photo xr3_012908_6_zps576f56e9.jpg

XR3 rear photo xr3-rear-6b2_zps4bf6a381.jpg

 photo xr3_master-asmy-tv1-b_zps677baffc.jpg

This surely isn't a simple quick build but should be super efficient.

Graefin10
Graefin10 Dork
10/22/13 7:02 p.m.

In case you have considered a "lean machine":

 photo harleytrike2.jpg

 photo harleytrike3.jpg

 photo harleytrike4.jpg

I'm not sure I'm smart enough to make this work right out on the first attempt.

Dusterbd13
Dusterbd13 Dork
10/22/13 7:05 p.m.

so, for anyone convinced a FWWD drivetrain is the way to go, ill offer up a 99 neon DOHC engine with all accessories, 5 speed, wiring, and ECU for 100 bucks outside charlotte nc.

me personally, im hunting for a twin cylinder horizontal shaft engine that I can adapt microsquirt to. im thinking kohler.

nicksta43
nicksta43 SuperDork
10/22/13 7:12 p.m.

Sooo Grae, you've been thinking about this awhile hmm?

alfadriver
alfadriver PowerDork
10/22/13 7:29 p.m.
Graefin10 wrote: <img src="Indy Cycle photo IndyCycleL.jpg" /> Side view:

Who was it that was selling a Formula Ford chassis?

Graefin10
Graefin10 Dork
10/22/13 7:48 p.m.
nicksta43 wrote: Sooo Grae, you've been thinking about this awhile hmm?

Yeah, I sure have. If anyone wants lot's and lot's of inspiration go to google images 3 wheel car, & pickup truck. I'm sure you have seen the Aptera and the T Rex. If you had those two along with one of the faster roomier 3 wheel pickups you could have all your transportation needs covered. Well that is unless you wanted a 3 wheel "motorcycle" & airplane/car.

Trans_Maro
Trans_Maro UltraDork
10/22/13 7:51 p.m.

In reply to Graefin10:

Seems like a lot of screwing around to have all of the disadvantages of a motorcycle with none of the advantages of a car.

Graefin10
Graefin10 Dork
10/22/13 8:37 p.m.

In reply to Trans_Maro:

You know how it is, some people like to screw around and some people don't.

Trans_Maro
Trans_Maro UltraDork
10/22/13 8:52 p.m.

I know all too well, I'm one of them :)

There's a CX500 in my garage that's in the middle of being turbocharged.

It still won't be fast or handle well but I'll have the only one.

Ian F
Ian F UltimaDork
10/22/13 9:49 p.m.

In reply to Trans_Maro:

As soon as this thread was posted, I went browsing for a CX500...

JamesMcD
JamesMcD HalfDork
10/22/13 10:09 p.m.
JamesMcD wrote:
Graefin10 wrote: My Photobucket may not be working right (or maybe the operator isn't working right ), but I'll try to post a couple more that I liked for various reasons: Vortex  photo Drivers_SideVortex_zpsc1bc97d9.jpg  photo Vortex3-wheelcar_zpsc20952d5.jpg
I'm thinking something similiar to this would be well-suited to using a Goldwing engine behind the seats.
DWNSHFT
DWNSHFT HalfDork
10/23/13 12:19 a.m.

A conventional car has a list of advantages over a motorcycle or trike. I think part of engineering a trike is deciding how important to you the following things are. As in, do you engineer a solution or do you accept a motorcycle-type limitation: 1. Hot weather - air conditioning? 2. Cold weather - heater? Encapsulation? Big impact on 1. above 3. Rain? 4. Snow? 5. Safety 6. Visibility 7. Luggage capacity

I'm not dissing motorcycles, but cars have advantages in all those areas. Different answers above will imply some very different trike solutions. And different users will have very different answers to 1-7.

Another big variable is location, as others have said. Weather protection means very different things in Seattle versus Phoenix versus Buffalo. And safety probably means very different things in Los Angeles versus Des Moines.

I like this thread, even though I will never build a three-wheeler. I like minimalist solutions. And smaller cars means less pavement covering the country, with more lanes = less congestion, and smaller parking lots.

David

Warren v
Warren v HalfDork
10/23/13 12:46 a.m.

Practicality doesn't count in something that compliments aviator goggles.

Trans_Maro
Trans_Maro UltraDork
10/23/13 1:13 a.m.

Can't split lanes on a trike or in a car.

WAY less smiles per gallon in a car or on a trike.

That's all I can think of....

Graefin10
Graefin10 Dork
10/23/13 6:39 a.m.

Just like Cadillac Eldorado is not the answer for everyone needing a car, motorcycles and 3wheeled vehicles aren't the answer for everyone.

I think ' Warren v' summed it up above. Some of us won't build a 3 wheeled vehicle but we would grin from ear to ear if we were allowed to put on some aviator goggles and head off down the road in a well engineered example. The rules of the build include a realistic road speed and very good fuel economy. That's all I need to want to build one.

dculberson
dculberson UltraDork
10/23/13 3:18 p.m.

Can't split lanes on a motorcycle around here, unless you want to die and/or be ticketed.

dculberson
dculberson UltraDork
10/25/13 11:49 a.m.

I like the Sub 3-wheeler and Tanshonomi's design for his Cyrobuka. Unfortunately both are single seaters but they're the sit-inside type that I prefer over the sit on top type. (I'm assuming there's a term for that I don't know...)

Sub 3-wheeler:

and the Cyrobuka:

alfadriver
alfadriver PowerDork
10/25/13 11:56 a.m.

In reply to dculberson:

So you don't have to figure out how to make those cars, think about them differently....

Roughly- take a Locost 7 chassis, and take the narrow body version, and make it straight back from the front suspension. Behind the now more narrow roll bar, that's where the fabircation of the bike can be.

Or, do the same for a Midlandia.

OR take a midlandia, turn the passenger area around 180 deg, keep the FWD in the front, and keep narrowing to a single wheel.

The Middie design would be the most straight forward- just run the design dead straight from the nose back, and you have a pretty darn well engineered chassis.

oldopelguy
oldopelguy Dork
10/25/13 12:59 p.m.

In formula vee style you could probably combine a running motorcycle, acvw front suspension beam, a seat and a few chunks of steel into a trike in a weekend. Doing it with an Opel, chevette, or Miata front suspension would only be slightly more difficult.

nocones
nocones SuperDork
10/31/13 6:02 p.m.

Development of my horrible looking concept continues

Frame weighs 45lbs using mostly 1" od x .065 tube. No brackets/tabs though but .065 tube is overkill. Also uses lots of bent tube for fun. Hey it's a concept  photo 3wheel2_zps3b6e4fc5.jpg

ProDarwin
ProDarwin UltraDork
10/31/13 6:38 p.m.

That could be hilariously fun if it were FWD and you could control the torque bias of the center diff.

hobiercr
hobiercr Dork
6/15/17 9:47 a.m.

After reading the No comments thread with the link to the CLASSIC go3wheeler thread which brought me to this thread I then saw this Cheap Formula Ford chassis thread which seemed to need to be mentioned here. Yes, I wasted a LOT of time yesterday.

FlightService
FlightService MegaDork
6/15/17 9:58 a.m.
Graefin10 wrote: This one is called XR3:  photo xr3_012908_3_zps3c73b976.jpg XR3 rt. side photo xr3_012908_6_zps576f56e9.jpg XR3 rear photo xr3-rear-6b2_zps4bf6a381.jpg  photo xr3_master-asmy-tv1-b_zps677baffc.jpg This surely isn't a simple quick build but should be super efficient.

Had me till I saw that Kubota. Very poor choice due to weight.

Also with the Kubota and batteries in front of the front axle I bet this thing does stoppies like nobody's buisness.

Edit: I saw this was from 2007. Not a great choice then but a better option than most for the time.

FlightService
FlightService MegaDork
6/15/17 10:01 a.m.

I think this is a great option. The biggest cost is the batteries.

https://www.youtube.com/embed/ryZVhaZl_-k

You could easily put this on a recumbent trike, and due to DC being really congested, the speed limit is low in most places, and parking is a bitch, you would have the quick way to get around.

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