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New invention in windsurf sail.

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Created by melih > 9 months ago, 2 Jun 2019
Imax1
QLD, 4925 posts
6 Jun 2019 10:53AM
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Or just to complicate things even more ,
Have a sail with a big loose leech with a lot of twist , ( like a speed slalom sail ) , and somehow tighten the leech with a chord tension , ( like a lower wind tight leech race sail ) . The chord then runs down to the boom out-haul end then along the boom to your hand to adjust . It would be like blending a high and low wind leech .

Sparky
WA, 1122 posts
6 Jun 2019 9:14AM
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Imax1 said..
Or just to complicate things even more ,
Have a sail with a big loose leech with a lot of twist , ( like a speed slalom sail ) , and somehow tighten the leech with a chord tension , ( like a lower wind tight leech race sail ) . The chord then runs down to the boom out-haul end then along the boom to your hand to adjust . It would be like blending a high and low wind leech .


Imax I have had a sail before, a looong time again that had a cord in the leach that could be tightened and tied off on a button.
Maybe it was my Bombora 6.2 fully cammed sail, or could have been a very old 7.0 Neil pryde warp race sail?

Gestalt
QLD, 14627 posts
6 Jun 2019 5:48PM
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Select to expand quote
Imax1 said..
Or just to complicate things even more ,
Have a sail with a big loose leech with a lot of twist , ( like a speed slalom sail ) , and somehow tighten the leech with a chord tension , ( like a lower wind tight leech race sail ) . The chord then runs down to the boom out-haul end then along the boom to your hand to adjust . It would be like blending a high and low wind leech .




adjustable downhaul and outhaul does this.

maybe inovation should come in the form of easier ways to adjust on the water. bluetooth controls with pulleys for example.

kato
VIC, 3506 posts
6 Jun 2019 8:32PM
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Sparky said..

Imax1 said..
Or just to complicate things even more ,
Have a sail with a big loose leech with a lot of twist , ( like a speed slalom sail ) , and somehow tighten the leech with a chord tension , ( like a lower wind tight leech race sail ) . The chord then runs down to the boom out-haul end then along the boom to your hand to adjust . It would be like blending a high and low wind leech .



Imax I have had a sail before, a looong time again that had a cord in the leach that could be tightened and tied off on a button.
Maybe it was my Bombora 6.2 fully cammed sail, or could have been a very old 7.0 Neil pryde warp race sail?


Warp Speed had that system. Great sail in 12-14 kts. HORRIBLE in 16kts

Sparky
WA, 1122 posts
6 Jun 2019 9:33PM
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RichardG
WA, 3758 posts
6 Jun 2019 11:28PM
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kato said..






Sparky said..







Imax1 said..
Or just to complicate things even more ,
Have a sail with a big loose leech with a lot of twist , ( like a speed slalom sail ) , and somehow tighten the leech with a chord tension , ( like a lower wind tight leech race sail ) . The chord then runs down to the boom out-haul end then along the boom to your hand to adjust . It would be like blending a high and low wind leech .









Imax I have had a sail before, a looong time again that had a cord in the leach that could be tightened and tied off on a button.
Maybe it was my Bombora 6.2 fully cammed sail, or could have been a very old 7.0 Neil pryde warp race sail?








Warp Speed had that system. Great sail in 12-14 kts. HORRIBLE in 16kts













Tom Luedecke using the Willem Blauw designed Warpspeed. I think these would be good raceboard sails today in bigger sizes say 9.0m2, although they will have fallen apart by now. Ian Sampson (former NP WA) told me replicas were made sometime later with newer cams and they were faster than newer sails. Interesting how the old sails are relatively light.

LeeD
3939 posts
7 Jun 2019 1:41AM
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Yeah, almost every high end sail had the leech cord and button from '84 thru '88 and even slightly longer.

Chris249
357 posts
7 Jun 2019 5:47AM
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But that's normally just to stop leach flutter, not to significantly reduce twist.

The weights are always interesting. It's funny that people keep on talking about new sails being lighter; as that table indicates it's often just not true.

LeeD
3939 posts
7 Jun 2019 9:19AM
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Old sails were lighter, but no real weight gain until around 2004 or so.
A 1984 NP tri lam weighs the same as my 1997 North Convert, 5.2's.

Mastbender
1972 posts
8 Jun 2019 10:18AM
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I had a Warp speed back in '86 but it was a 7.0, too big for me, but a friend of mine who was bigger had the 6.4, and wished he had a 7.0, so we traded straight across, and both of us became happy. Man those things were FAST, speed tears fast. Close the gap (sail foot to board deck), and just hang on, it would lock in to the point to where you could let go of the booms at full speed, and lean back w/o the fear of being vaporized. Waaaaay fun.

Sparky
WA, 1122 posts
8 Jun 2019 11:03AM
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My grainy photo above is of my 7.0. I believe it may have been a prototype because it had less graphics and different colors. I think I had it before the other warps were released.

AusMoz
QLD, 1497 posts
8 Jun 2019 5:28PM
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I remember saving up for a Raf Speed, cost me 700 in 1990. Lot of after high school jobs. Raf speed used with the Tiga powerjibe!

Imax1
QLD, 4925 posts
8 Jun 2019 6:20PM
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On the above pic , the board looks like it needs help but the sail looks good .
Its been said here before , " it's better to have a newer sail on an older board , but that sail looks the other way around .
I wonder how it would go on a modern 80 wide 150 litre ?

Mastbender
1972 posts
10 Jun 2019 5:27AM
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Select to expand quote
Imax1 said..
On the above pic , the board looks like it needs help but the sail looks good .
Its been said here before , " it's better to have a newer sail on an older board , but that sail looks the other way around .
I wonder how it would go on a modern 80 wide 150 litre ?


If you're talking about the last pic just above the chart, it looks to me like he just landed a bunny hop from the looks of the wake and the splash going forward. So to me it looks like a very good, fast combo. One of those "in the eye of the beholder" things.

LeeD
3939 posts
10 Jun 2019 5:37AM
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Transition board, track back, dagger up, rear straps..probably a world class sailor who still is among the best today.



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"New invention in windsurf sail." started by melih