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Reply | Forward Message #1345 of 6619 |
Re: [harryproa] Re: Rig Design questions

G'day,
 
The booms are bonded to the masts, so the main sheet is only altering the angle of attack, not tensioning the leech.  Therefore, the winch size is what would normally be used for a traveller, but without the friction of the track.  Up to 12 knots of breeze, I use 1:1 purchase on Elementarry.  2:1 handles it the rest of the time.   On a Harry, a small single speed would suffice, but I would go with a small two speed to allow them to be used for pulling up anchors and crew up the mast, although with the lack of fittings on the mast, this would be virtually unnecessary, except for fun.  Not sure of the price, but they are often advertised on Ebay, or can be found in "Yacht Grot" type shops.
 
I am still learning about the slot, but close hauled, the sails are sheeted very much like a jib and main.  Rear sail on the centreline, front one about 6-10 degrees ease.  As you bear away, the angles get more similar, although it is not easy to judge.  You could probably rig a single sheet setup, but I would include an adjustment.  The other big advantage of the schooner is that you can trim the sails individually to steer the boat, which is particularly handy if you have no way on and are near head to wind, or in shallow water. 
 
Regards,
 
Rob----- Original Message -----
From: Robert
Sent: Wednesday, September 14, 2005 8:25 AM
Subject: [harryproa] Re: Rig Design questions

--- In harryproa@..., "Rob Denney" <proa@i...> wrote:
> G'day,
Snip
> On Elementarry we use a schooner rig.  This is working better than
I anticipated, but is still to prove itself competitively.  It has
the disadvantage on the bigger boats of needing a winch (albeit a
small one) to trim the sails.

How big a winch and what sort of price is needed and would they
double up to help haul in the anchor rope.
In trimming the schooner rig, how much variaton is there between the
size of the slot in varying pointing angles sea conditions and  wind
strength or could the  sheets of the two be coupled.



Again, these masts can be made much taller if required. 
>
> Pictures and details of these can be found on
http://www.harryproa.com/   If you cannot find what you are looking
for, or need more information, please ask.
>
> Regards,
>
> Rob
>
>
> ----- Original Message -----
>   From: jocroome
>   To: harryproa@...
>   Sent: Tuesday, September 13, 2005 5:36 PM
>   Subject: [harryproa] Re: Design questions
>
>
>   Hi Mark and all the others who responded to my query.
>
>   Thank you all for your contributions. Sorry, but somehow they
didn't appear or I wasn't
>   looking properly when I logged onto the forum before.
>
>   Can you please tell me (or point me to the info) the sail
configurations possible with the
>   Harryproas. I live in an area renowned for light winds, often 3
to 5 knots getting to 10 -
>   12 by 3.30pm and then back to 3 knots at dusk.
>
>   Thanks again
>
>   Richard
>
>
>
>
> --------------------------------------------------------------------
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Wed Sep 14, 2005 1:55 am

proaharry
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Message #1345 of 6619 |
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Hi All, I have been researching multi designs to build for a while now (Wharram, Woods, Kellsell, Shuttleworth & Farrier) and really like the Harryproa...
jocroome
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Sep 9, 2005
1:37 am

Hi I am not sure as to how to call you as you haven't signed your email but hi anyway, I have thought some similar things and discussed some of them with Mark...
Robert
cateran1949
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Sep 9, 2005
12:25 pm

... them with ... Hi Robert, sorry for not signing off. Richard here, signed in on my wife's yahoo account. Thanks for that info. I can live with the narrow...
jocroome
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Sep 10, 2005
3:14 am

Hi, I have been researching multi designs to build for a while now (Wharram, Woods, Kellsell, Shuttleworth & Farrier) and really like the Harryproa concept. It...
Mark Stephens
markstephens...
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Sep 10, 2005
2:57 am

Hi Richard, If you have been considering an F32 then the Visionarry would seem cavernous. Trimarans are fine craft but relatively expensive. They also have one...
Mark Stephens
markstephens...
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Sep 10, 2005
7:31 am

... cavernous. Robert- I was staggered by the spaciouseness of the Visionarry when I saw it in the flesh. My wife fell in love with it but I felt that I could ...
Robert
cateran1949
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Sep 10, 2005
9:23 am

... Hi Robert, Now I'm getting really excited. I also just got my copy of Multihull World in the post today. Both the Visonarry's look fantastic, super quick....
jocroome
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Sep 11, 2005
3:52 am

Hi Mark and all the others who responded to my query. Thank you all for your contributions. Sorry, but somehow they didn't appear or I wasn't looking properly...
jocroome
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Sep 13, 2005
9:36 am

Hi richard, I have to start first but hoping to start building by the end of the year. I am just about to move to Darwin and will take a little while to ...
Robert
cateran1949
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Sep 14, 2005
12:15 am

Hi Mark, Michelle. Carole will be in Darwin in a few weeks and me and the dog a couple of weeks later. I was wondering about the difficulties in using epoxies...
Robert
cateran1949
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Sep 10, 2005
9:29 am

G'day, The epoxies suffering from amine blush (mostly the 4 and 5:1 types) are a pain in humid conditions. The 2:1 types are usually ok. What you do need to...
Rob Denney
proaharry
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Sep 10, 2005
1:59 pm

G'day, The preferred cruising sail combination is the Easyrig. Sail area can be considerably more than what we normally use. One of the advantages of an...
Rob Denney
proaharry
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Sep 13, 2005
12:42 pm

... Snip ... I anticipated, but is still to prove itself competitively. It has the disadvantage on the bigger boats of needing a winch (albeit a small one) to...
Robert
cateran1949
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Sep 14, 2005
12:25 am

G'day, The booms are bonded to the masts, so the main sheet is only altering the angle of attack, not tensioning the leech. Therefore, the winch size is what...
Rob Denney
proaharry
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Sep 14, 2005
1:54 am

Thanks Rob, The steerability in shalow water is a good point snip . The other big advantage of the schooner is that you can trim the sails individually to...
Robert
cateran1949
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Sep 14, 2005
10:44 am

Hi Rob, A difficult one to answer. I didn't notice any tendency to dig the Elementarry in while surfing at Coffs Harbour but the waves weren't very steep. The...
Mark Stephens
markstephens...
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Sep 14, 2005
11:17 am

G'day, I have not done any real sailing with both rudders up, will do next time I go out, maybe this Sunday (Doug, I will give you a call). Suspect it will...
Rob Denney
proaharry
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Sep 15, 2005
7:14 am

Rob Denney, Thanks for the invite to go sailing again this Sunday and II should make it this time. I think the quick boats pick up the waves better and can...
Doug Haines
doha720
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Sep 16, 2005
1:18 am

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