Author Topic: Sinew and short bow questions FULL BRACE AND TILLERING QUESTIONS  (Read 11166 times)

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Offline kylerprochaska

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Im still working on my "Impossible" recurve....Ive got the limbs bending to where they will be at full brace....but the tips are way too long to get it at full brace yet....If I chop off an inch or two, deflex the handle and heat temper the belly will it be able to handle a longer draw length?  It is 60" tip to tip right now....I have a 28 inch draw....I am also putting 3-4 layers of sinew on the back....how much weight can I expect to gain with that?

-Ky
« Last Edit: October 08, 2009, 04:37:56 pm by kylerprochaska »
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Offline Dano

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Re: Sinew and short bow questions
« Reply #1 on: October 02, 2009, 06:30:21 pm »
Are the recurved tips bending? Recurves that long should be bending by now, specially on such a short bow.
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Offline kylerprochaska

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Re: Sinew and short bow questions
« Reply #2 on: October 02, 2009, 07:02:48 pm »
They are bending but I still have almost 4 inches of non bending on the tips

-Ky
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Offline DanaM

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Re: Sinew and short bow questions
« Reply #3 on: October 02, 2009, 07:55:01 pm »
Pictures my friend, pictures ;D
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Offline kylerprochaska

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Re: Sinew and short bow questions PICS ADDED
« Reply #4 on: October 02, 2009, 09:42:15 pm »
Here are two pics....one unstrung and then one at close to full brace

-Ky

[attachment deleted by admin]
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Offline shikari

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Re: Sinew and short bow questions PICS ADDED
« Reply #5 on: October 02, 2009, 10:05:39 pm »
this bow totaly looks like an asiatic hornbow without the horn,I would say sinew it and narrow the tips in width.you could also put tempered bamboo on the belly like the chinese did for their general military bows and wind up with a asiatic composite.If you do decide to put tempered bamboo on the belly do it before you put the sinew on.

Offline shikari

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Re: Sinew and short bow questions PICS ADDED
« Reply #6 on: October 02, 2009, 10:10:05 pm »
forgot to mention if you do it the asiatic way,28 draw would be no problem for a bow that length,I am currently working on one that is 48 and aiming for a 30 draw.

Offline kylerprochaska

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Re: Sinew and short bow questions PICS ADDED
« Reply #7 on: October 03, 2009, 01:05:37 am »
I was thinking about the bamboo too...but I don't need a super stacked bow....I just want a hunting bow not a monster!  8)  Will osage alone be able to handle the compression?

-Ky
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Offline luke the drifter

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Re: Sinew and short bow questions PICS ADDED
« Reply #8 on: October 03, 2009, 07:50:34 am »
hey there and how y'all doing,

just a quick question on your bow--the tiller on the right is a little more the the left, is that intentional?  some folks like a stiff tiller for the bottom limb, from what i have heard.

luke the drifter

Offline George Tsoukalas

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Re: Sinew and short bow questions PICS ADDED
« Reply #9 on: October 03, 2009, 09:48:02 am »
Looks good. Beautiful work so far. Jawge
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Offline kylerprochaska

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Re: Sinew and short bow questions PICS ADDED
« Reply #10 on: October 03, 2009, 10:42:55 am »
Luke, the bow is a center shot...so my bottom limb is shorter than the right limb.
-Ky
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Offline Justin Snyder

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Re: Sinew and short bow questions PICS ADDED
« Reply #11 on: October 03, 2009, 10:57:41 am »
I wouldn't hesitate to cut those suckers and sinew it. You appear to have at least 4 inches of non bending tips that add a lot of weight. They are beyond the recurve, so cutting them wont effect the string angle. Since you are planning to sinew anyway, I wouldn't even hesitate to cut it. Be carefull you don't get a hinge on that left limb just over half way out. Justin
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Offline kylerprochaska

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Re: Sinew and short bow questions PICS ADDED
« Reply #12 on: October 03, 2009, 11:04:58 am »
Thanks Justin, I noticed that could be problem area too...Its got a big X on it so I stay away from it now....

-Ky
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Offline adb

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Re: Sinew and short bow questions PICS ADDED
« Reply #13 on: October 03, 2009, 11:37:28 am »
I'd cut those limb tips off right at the second red band.

Offline Marc St Louis

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Re: Sinew and short bow questions PICS ADDED
« Reply #14 on: October 04, 2009, 08:09:08 am »
You have way too much recurve on that bow.  If that was me I would do something a bit more radical.  I would partially straighten out the recurve in from the second red band to gain some working limb, where the string leaves the wood on the first picture in fact.  Then I would cut 1" from each tip.  That with sinew should give you a half decent working bow
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