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New custom adjustable unicycle handlebar

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corbin

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Oct 29, 2007, 3:34:56 PM10/29/07
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Howdy!
I'm "learning" to weld, and made my first object -- a new coker
unicycle handlebar! I call it the "T-Monster", as it is a monster of a
handlebar.

Large photos at:
http://picasaweb.google.com/corbin.dunn/UnicyclesAndParts

The main reason it is adjustable is for me to figure out how heigh I
want it. After I figure that out, I'll probably make a single piece. It
is made of steel, from an old bike frame that Jason (maestro) found.
Oxy-Acet welded, and my welds aren't too pretty! I definitely need more
practice...

[image:
http://lh3.google.com/corbin.dunn/RyYRYjmiagI/AAAAAAAABZg/6veYeu15on8/s400/IMG_6564.jpg]

[image:
http://lh6.google.com/corbin.dunn/RyYRZTmiahI/AAAAAAAABZo/4Cg32c5RLIg/s400/IMG_6567.jpg]

[image:
http://lh5.google.com/corbin.dunn/RyYRcDmiakI/AAAAAAAABaE/B-Pt19W6l7Q/s400/IMG_6583.jpg]

[image:
http://lh4.google.com/corbin.dunn/RyYRczmialI/AAAAAAAABaM/VDOonBH1z6g/s400/IMG_6585.jpg]


--
corbin

http://www.corbinstreehouse.com
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Into the blue

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Oct 29, 2007, 3:39:53 PM10/29/07
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Looks great!
But I notice you don't have a lot of room for adjustment.
Maybe if you drilled through the under part of the horizontal tube (the
one the brake is mounted on), your handlebar could have a really long
downtube with tons of up/down movement.

Just a thought.


--
Into the blue

ok you primitive screwheads, listen up! you see this? this... is my
boomstick!
http://www.youtube.com/watch?v=oagr6ydjzdw
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corbin

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Oct 29, 2007, 4:05:22 PM10/29/07
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Into the blue wrote:
> Looks great!
> But I notice you don't have a lot of room for adjustment.
> Maybe if you drilled through the under part of the horizontal tube (the
> one the brake is mounted on), your handlebar could have a really long
> downtube with tons of up/down movement.
>
> Just a thought.

Yes, I had thought of that, but if I drill through it, it may
compromise the strength. For now, i have been just trimming the post
shorter and shorter (or raising it up an inch or so). I may cut a hole
through it once I make version 2.0. Right now, the adjustable part is
mainly for testing to find a good height.

thanks!
corbin


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phlegm

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Oct 29, 2007, 4:13:30 PM10/29/07
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These handlebars remind me of how mountain bike handlebars tend to be
straight. Whereas, the T7 handle has a hand grip that is more akin to
riding on the hoods of curvy road bike handlebars. I tend to believe
the T7 hand position is more ergonomic. Is there a reason you chose
that handlebar orientation?

Let us know how it rides!


--
phlegm
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thejdw

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Oct 29, 2007, 4:16:23 PM10/29/07
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I would cut the sides down so it dossen't kill your legs on upds, good
job


--
thejdw

I didn't spell it wrong, you just read it wrong!
kington99 wrote:
> A hobnob is an oaty biscuit, the fact that they don't exist in america
> just goes to show that you have no culinary heritage :)


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Brian MacKenzie

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Oct 29, 2007, 5:14:56 PM10/29/07
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thejdw wrote:
> I would cut the sides down so it dossen't kill your legs on upds, good
> job

and snag your entire body in the process!


--
Brian MacKenzie

DVDs Now Available: 'Inner Balance' (http://tinyurl.com/2pd7sm) ,
'Training Wheel Not Required' (http://tinyurl.com/2b8cq6)
'9 Minute Inner Balance DVD Download for $7.99'
(http://tinyurl.com/2adeo2) (Cokeurs will LOVE it!!)
Coming Soon: '90 min documentary: Ride The Lobster'
(http://tinyurl.com/2wfltu)
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corbin

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Oct 29, 2007, 5:38:48 PM10/29/07
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phlegm wrote:
> These handlebars remind me of how mountain bike handlebars tend to be
> straight. Whereas, the T7 handle has a hand grip that is more akin to
> riding on the hoods of curvy road bike handlebars. I tend to believe
> the T7 hand position is more ergonomic. Is there a reason you chose
> that handlebar orientation?
>
> Let us know how it rides!

I picked the shape mainly due to ease of welding, and to come up with
something new (to try it out). One motivation was that the T7 won't fit
on my seat base (Wallis CF), and I also didn't want to mimic someone
else's design.

So far, I've only gone up and down my hill, but it allows me to stand
up and "crank" up the hills just like on a mountain bike.

Louise isn't too keen on it; she UPD's in the front, and has trouble
mounting due to its size. As others have noticed, it really is rough,
and is really just a prototype (for myself. I'm not going to produce
these or anything crazy).

corbin


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Hazmat

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Oct 30, 2007, 5:18:21 AM10/30/07
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An idea would be a air pump design handlebar. So that way you could
adjust the handlebar up, down, left or right. Also it would have less
impact on your skin and bones that way i assume. :D


--
Hazmat

I'M 1 WEIRD AND UNUSUAL GREEK
CYPRIOT AUSTRALIAN WHO
IS DESTINED TO BE DIFFERENT AND I WON'T STOP TILL I AM.


'*Hazmat's What people think of me???'
(http://tinyurl.com/ytyaau)*

ivan wrote:
> Its a wild ride, grabs me by the shoe-lace, and doesn't let go till I do
> a face-plant.
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legtod2

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Oct 30, 2007, 11:19:54 AM10/30/07
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The idea to raise and lower the bar has appeal.

I'd expect the bar needs to be more narrow so it doesn't hook leg or
pant during front dismount or UPD's.

Do you find it adds much weight in front or do you even notice it at
all during riding.

Good work and inovation.


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aj23

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Oct 30, 2007, 1:23:46 PM10/30/07
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Hi Corbin,
Trying to figure out a handle bar that will help you climb hills
like I do, huh? Looking forward to riding the Lobster with you. Any
word on a third teammate? Keep climbing and nice handle by the way.
Later.

Aj


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Hazmat

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Nov 9, 2007, 7:54:58 AM11/9/07
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legtod2 wrote:
> The idea to raise and lower the bar has appeal.
> I'd expect the bar needs to be more narrow so it doesn't hook leg or
> pant during front dismount or UPD's.
> Do you find it adds much weight in front or do you even notice it at
> all during riding.
> Good work and inovation.


:confused: Are you referring to what i said BTW*???* :confused:


--
Hazmat

I'M 1 WEIRD AND UNUSUAL GREEK
CYPRIOT AUSTRALIAN WHO
IS DESTINED TO BE DIFFERENT AND I WON'T STOP TILL I AM.


'*Hazmat's What people think of me???'
(http://tinyurl.com/ytyaau)*

ivan wrote:
> Its a wild ride, grabs me by the shoe-lace, and doesn't let go till I do
> a face-plant.
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steveyo

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Nov 9, 2007, 8:08:57 AM11/9/07
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So, Corbin - have you tested out your new handle? What's the verdict?
Do you catch your knees or thighs on the horizontal part?


--
steveyo

steveyo
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