[Rhodes22-list] Critical StandardMainsailStandingRigDimensionsFor Rhodes 22

Saroj saroj at pathfind.net
Wed Jul 7 16:19:55 EDT 2004


Is the mainsail gate the space into which go the slugs?  If so, I do have a
few sets of holes above that point.... just for the record.

Saroj
----- Original Message ----- 
From: "Lloyd Crowther" <lcrowther at cox.net>
To: "The Rhodes 22 mail list" <rhodes22-list at rhodes22.org>
Sent: Wednesday, July 07, 2004 1:54 PM
Subject: Re: [Rhodes22-list] Critical
StandardMainsailStandingRigDimensionsFor Rhodes 22


> Rob,
>
> My '86 also has a downhaul.  It also does not have holes above the
mainsail
> gate on the mast.  My downhaul attaches to a cleat located near the bottom
> of the mast on the starboard side.
>
> Lloyd
>
> ----- Original Message ----- 
> From: "Rob Lowe" <rlowe at vt.edu>
> To: "The Rhodes 22 mail list" <rhodes22-list at rhodes22.org>
> Sent: Wednesday, July 07, 2004 9:14 AM
> Subject: Re: [Rhodes22-list] Critical Standard
> MainsailStandingRigDimensionsFor Rhodes 22
>
>
> > Lloyd/Sarjo/Roger,
> > More interesting information.  My 76 (RC 249 I believe is what my main
has
> > on it) has neither a rotating boom, nor reefing points, in addition to
> > lacking holes above the mainsail gate on the mast.  It does have a
> downhaul
> > line on it, but nothing to cleat it off to.
> >
> > Rob
> >
> >
> > ----- Original Message ----- 
> > From: "Lloyd Crowther" <lcrowther at cox.net>
> > To: "Saroj" <saroj at pathfind.net>; "The Rhodes 22 mail list"
> > <rhodes22-list at rhodes22.org>
> > Sent: Wednesday, July 07, 2004 12:12 AM
> > Subject: Re: [Rhodes22-list] Critical Standard Mainsail
> > StandingRigDimensionsFor Rhodes 22
> >
> >
> > > Sarjo,
> > >
> > > The boom on my '84 Rhodes is nine feet six inches long and it has that
> > same
> > > furling feature of pulling it aft (maybe it is then 9'8") to rotate
the
> > boom
> > > and supposedly roll the mainsail around it that you describe.
However,
> I
> > > also am able to reef my main to the reefing points with a system
> > consisting
> > > of two lines that are fed through grommets in the main in line with
the
> > > reefing points, which is the system I use.
> > >
> > > I always felt that the feature of rotating the boom was a pain in the
> A**
> > > when I was trying to furl the main on the boom after taking the bolt
> rope
> > > out of the mast but since I now have slugs on the mainsail luff ( but
> not
> > on
> > > the boom) the mainsail stays attached to the mast and is easy to furl
> and
> > > fits much better under my sail cover when I am buttoning up after
> sailing
> > > single-handled.
> > >
> > > To those of you who responded to my query about Mainsail slugs last
> > winter,
> > > thank you.  I had them put back on minus the slug at the headboard and
> > that
> > > solved the problem.  Incidentally the boss at the sailmaker
(previously
> > > named) told me I (you-all) was (were) crazy  but agreed to do it after
I
> > > pointed out that I was paying for it and with the cash came the right
to
> > be
> > > crazy!  A costly lesson for me but not for him because I had cut all
the
> > > original slugs off after I couldn't get the main all the way up and I
> > wanted
> > > to go sailing.  At least I kept the slugs which cut the price down
> > somewhat.
> > >
> > > Lloyd
> > >
> > > ----- Original Message ----- 
> > > From: "Saroj" <saroj at pathfind.net>
> > > To: "The Rhodes 22 mail list" <rhodes22-list at rhodes22.org>
> > > Sent: Tuesday, July 06, 2004 11:17 PM
> > > Subject: Re: [Rhodes22-list] Critical Standard Mainsail Standing
> > > RigDimensionsFor Rhodes 22
> > >
> > >
> > > > This is just fantastic information, Roger.  In the upper boom
position
> > on
> > > > Pathfinder, which is my normal sailing position except where reefing
> is
> > > > advised, the clearance is just an inch or two with the backstays
> > > tightened.
> > > > That is from memory.  I've got to take measurements this week to get
> > > precise
> > > > about it.  I would think that my boom is standard issue because it
has
> > > that
> > > > furling feature wherein if I pull on the boom towards aft, I can
> rotate
> > > the
> > > > boom and theoretically at least could roll the main sail around it
for
> > > > reefing.  I've never heard anyone on the list talk about doing this,
> but
> > I
> > > > recall reading about this somewhere quite a few years ago.
> > > >
> > > > I wouldn't describe what happens as "getting caught between the
> > > backstays".
> > > > It is more that when tacking, the boom gets caught on either
backstay.
> > > >
> > > > Is it possible that I am tightening the backstays too much and
> > decreasing
> > > > the distance between the mast and the stays?  This seems unlikely as
> the
> > > > mast doesnt' really have that much flex down low at that point.
> > > >
> > > > Again, many thanks.
> > > >
> > > > Saroj
> > > >
> > > > ----- Original Message ----- 
> > > > From: "Roger Pihlaja" <cen09402 at centurytel.net>
> > > > To: "The Rhodes 22 mail list" <rhodes22-list at rhodes22.org>
> > > > Sent: Tuesday, July 06, 2004 8:38 PM
> > > > Subject: [Rhodes22-list] Critical Standard Mainsail Standing Rig
> > > > DimensionsFor Rhodes 22
> > > >
> > > >
> > > > Saroj, Keith, et al,
> > > >
> > > > I just went thru my files & looked up the dimensions & geometry of
> > Dynamic
> > > > Equilibrium's standing rigging and mainsail before I modified  the
> > > masthead
> > > > casting.  First of all, here are the dimensions of a standard Rhodes
> 22
> > > > mainsail:
> > > >
> > > > Max Luff: 21 feet - 8 inches
> > > > Max Foot: 9 feet - 0 inches
> > > > Mainsail Area: 110 square feet
> > > > Boom Length From Aft Mast Face To End Of Boom: 9 feet - 8 inches
> > > >
> > > > Nominal Backstay Angle Relative To Horizontal When Backstays Are
Taut
> &
> > > Mast
> > > > Bend = 0.00 Chord Inches: 65.68 deg
> > > >
> > > > Horizontal Distance Along Top Of Boom From Aft Mast Face To
Backstay:
> > > > With Boom In Upper Position: 10 feet - 1-1/2 inches
> > > > With Boom In Lower Position: 10 feet - 9-1/2 inches
> > > >
> > > > NOTE 1: In the lower boom position, the boom clears the backstays by
> > > 13-1/2
> > > > inches when the boom is horizontal, angle = 0 deg
> > > > When I do the algebra & trig, the boom would have to rise to an
angle
> =
> > > 67.3
> > > > deg relative to horizontal to hit the backstays
> > > > The aft end of the boom would have to rise up by 107 inches to hit
the
> > > > backstays
> > > > This is a very extreme angle for the boom & highly unlikely
> > > >
> > > > NOTE 2: In the upper boom position, the boom clears the backstays by
> > 5-1/2
> > > > inches when the boom is horizontal, angle = 0 deg
> > > > When I do the algebra & trig, the boom would have to rise to an
angle
> =
> > > 53.9
> > > > deg relative to horizontal to hit the backstays
> > > > The aft end of the boom would have to rise up by 93-3/4 inches to
hit
> > the
> > > > backstays
> > > > This is a very extreme angle for the boom & highly unlikely
> > > >
> > > > Boy, from these calculations, I don't see how you managed to get the
> > boom
> > > > caught between the backstays unless your upper boom position is a
lot
> > > higher
> > > > than mine or your boom is longer?
> > > >
> > > > Hopefully, these standard Rhodes 22 rig dimensions will help you
> resolve
> > > > your boom/backstay interference issues.
> > > >
> > > > Roger Pihlaja
> > > > S/V Dynamic Equilibrium
> > > >
> > > >
> > > > __________________________________________________
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> > > >
> > > > __________________________________________________
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> > >
> > >
> > > __________________________________________________
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> >
> > __________________________________________________
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> >
>
>
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