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bradgeary
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Location: SAN DIEGO!

PostPosted: Tue Feb 17, 2009 9:49 pm    Post subject: homemade glider Reply with quote #1   
a none pilot friend saw this guy at mission bay San Diego with his home made glider. visqueen and PVC pipe. claimed his longest ground skim was over 25 feet. Confused [/img] think it has VG?


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hgflyer
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PostPosted: Tue Feb 17, 2009 9:53 pm    Post subject: Reply with quote #2   
Hey Brad,

Better your house than mine! That's one of those designs that say....Look God!!!! no hands thumbsup God says....I could see right through you and your sail Shocked

p.s.I'm in northern CA. So maybe I should retract sail with sale.

Deluxe hanggliding shop offers used gliders for sail Surprised

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bradgeary
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PostPosted: Tue Feb 17, 2009 10:16 pm    Post subject: Reply with quote #3   
its not mine. a friend spotted this guy and foward me the pics. I had a cell phone vid but it sucked and I lost it.
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hgflyer
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PostPosted: Tue Feb 17, 2009 10:24 pm    Post subject: Reply with quote #4   
bradgeary wrote:
its not mine. a friend spotted this guy and foward me the pics. I had a cell phone vid but it sucked and I lost it.


I know it's not yours Brad. Your sarcasm is understood. And a natural part of hg communication.

Keep those hotties inflated. I admire you for keeping the elders feeling young!!!!!

If I make it to SD (Torrey) with my mom. You better promise to do what you do, for her.

She doesn't trust me. I wouldn't either, if I was my Mom....LOL.

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bradgeary
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PostPosted: Tue Feb 17, 2009 10:36 pm    Post subject: Reply with quote #5   
hgflyer wrote:

If I make it to SD (Torrey) with my mom. You better promise to do what you do, for her.

She doesn't trust me. I wouldn't either, if I was my Mom....LOL.



any time.

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hgflyer
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PostPosted: Tue Feb 17, 2009 10:48 pm    Post subject: Reply with quote #6   
bradgeary wrote:
hgflyer wrote:

If I make it to SD (Torrey) with my mom. You better promise to do what you do, for her.

She doesn't trust me. I wouldn't either, if I was my Mom....LOL.



any time.


Thanks brother

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jimrooney
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PostPosted: Wed Feb 18, 2009 1:09 am    Post subject: Reply with quote #7   
On one hand, our beloved sport was started by guys like this.
On the other, they didn't have better choices.

Reminds me of the old saying... "Don't fly higher than you're willing to fall".
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pud
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PostPosted: Wed Feb 18, 2009 2:39 am    Post subject: Reply with quote #8   
jimrooney wrote:


Reminds me of the old saying... "Don't fly higher than you're willing to fall".


.... And most, it would seem, were prepared to fall several hundred feet Smile

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Wingspan34
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PostPosted: Wed Feb 18, 2009 7:45 am    Post subject: Reply with quote #9   
There's no way that a "PVC" framed glider will do much more than let you ground skim for 25 feet - and I'm even leery of that. I think it's just a mutant hybrid between hang gliders and PGs. Shocked It's got bones, but they BEND! almost like rubber.

May not be such a bad thing, though, if a "Wack!" could become a "Boing!" Laughing

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jimrooney
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PostPosted: Wed Feb 18, 2009 10:40 am    Post subject: Reply with quote #10   
I'm plenty leery of it as well, but that's cable (or something) braced PVC. It's going to flex for sure, but just how much, I don't know. I think you could get more than 25ft.

This reminds me of the Bamboo Butterfly...
http://en.wikipedia.org/wiki/History_of_hang_gliding

I'll take a guess that they had a lot of conversations like this about those guys as well ;)
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Wingspan34
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PostPosted: Wed Feb 18, 2009 11:02 am    Post subject: Reply with quote #11   
jimrooney wrote:
I'm plenty leery of it as well, but that's cable (or something) braced PVC. It's going to flex for sure, but just how much, I don't know. I think you could get more than 25ft.

This reminds me of the Bamboo Butterfly...
http://en.wikipedia.org/wiki/History_of_hang_gliding

I'll take a guess that they had a lot of conversations like this about those guys as well ;)


I noticed the "cables" also, but those leading edges do not have what we used to call deflexors. Just static on the ground, in the above picture, you can see how "deformed" the left LE is. Imagine the glider under load, in the air!

BTW - The first glider I attempted to fly was a "Bamboo Butterfly" of my own design. It used bamboo poles for the keel and leading edges. I'd describe them as being as stiff as (or stiffer then?) similar OD aluminum tubing. PVC tubing is a lot more flexible than bamboo.

Note: I used three 1" x 12' bamboo poles for each LE and keel. I over lapped two to make 18' then overlapped the third across the middle of the other two. I then took Mylar packing tape and bound them together in a "bundle".

I worked in a carpet store at the time and could easily get hold of the 1" bamboo poles (some of the area rugs were wrapped around them). However, the ~ 1 1/2" OD bamboo poles were very rare and often only came in 8-9 foot lengths. Still, the bigger bamboo poles were VERY stiff for their size and weight!

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PostPosted: Wed Feb 18, 2009 11:37 am    Post subject: Reply with quote #12   
reminds me of my first glider crazy
back in the day when hang gliding was dangerous and sex was fun.... mosh

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jjcote
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PostPosted: Wed Feb 18, 2009 12:39 pm    Post subject: Reply with quote #13   
Well now, that's why the first HG I designed would have been made out of 2x4s. No worry about flexing there. It would have been perfectly safe, because I wouldn't have been able to lift it off the ground. 64 square feet of wing, I think. I'm still hoping to find those pencil drawings at my parents' house someday.
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flyguy



Joined: 17 Feb 2009
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PostPosted: Wed Feb 18, 2009 3:26 pm    Post subject: Reply with quote #14   
is that plastic tablecloth????????????????????!!!!!!!!!!!!!
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JDub
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PostPosted: Wed Feb 18, 2009 5:14 pm    Post subject: Re: homemade glider Reply with quote #15   
bradgeary wrote:
a none pilot friend saw this guy at mission bay San Diego with his home made glider. visqueen and PVC pipe. claimed his longest ground skim was over 25 feet. Confused [/img] think it has VG?


Hey, I used to see that guy in Balboa Park with his glider every so often last year. He didn't have a kingpost on it yet back then.

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ifly4funn
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PostPosted: Wed Feb 18, 2009 7:12 pm    Post subject: Reply with quote #16   
Seems that he is trying to re-invent the wheel,,so to say. I would bet, if I was a betting man, it would not skim for 25 ft !
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AIRTHUG
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PostPosted: Wed Feb 18, 2009 7:23 pm    Post subject: Re: homemade glider Reply with quote #17   
JDub wrote:
Hey, I used to see that guy in Balboa Park with his glider every so often last year. He didn't have a kingpost on it yet back then.


ifly4funn wrote:
Seems that he is trying to re-invent the wheel,,so to say. I would bet, if I was a betting man, it would not skim for 25 ft !


the 25 ft was back when it was a topless Mr. Green

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chinchan
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PostPosted: Wed Feb 18, 2009 8:27 pm    Post subject: Reply with quote #18   
mmm kind of reminds me of that one video i posted the other day!


Link

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fluffyclouds
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PostPosted: Thu Dec 31, 2009 9:53 am    Post subject: Reply with quote #19   
a bit douchy, but cool for a dummass idea! pvc seems quite dodgy though. it could snap. should have used bamboo or aluminum. i wouldn't even try to fly it much further than the 25 feet he said it goes, myself, being how flimsy it is. i'm surprised it flies at all.
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Last edited by fluffyclouds on Fri Mar 26, 2010 10:44 am; edited 1 time in total
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Bobfly
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PostPosted: Thu Dec 31, 2009 11:54 am    Post subject: Reply with quote #20   
Looks like it would make a great picnic umbrella. Shocked Is that a roll of masking tape I see in the foreground? Should have used duct tape. Then it would have been airworthy. Mr. Green
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