[Public-List] Jyb track location on foredeck

Meinhold, Michael J. MICHAEL.J.MEINHOLD at leidos.com
Thu Jan 30 06:56:35 PST 2014


With a block on the rail I don't think you can sheet the working jib to
its correct angle of attack.   I would  think bearing off is the only
solution.

Mike
Rinn Duin #272

-----Original Message-----
From: public-list-bounces at lists.alberg30.org
[mailto:public-list-bounces at lists.alberg30.org] On Behalf Of Amy & David
Swanson
Sent: Wednesday, January 29, 2014 5:45 PM
To: Alberg 30 Public List -- open to all
Subject: Re: [Public-List] Jyb track location on foredeck

Another thing you may be able to do, depending on the luff length of
your jib, is add a short pendant to the tack.  This has the same effect
on sail shape as moving the car forward.  The down side is that the
center of effort moves up & back, meaning more heeling & more weather
helm.  Usually not enough to be a problem though & if your sail is in
decent shape otherwise...

David Swanson
Strayaway Child
Alberg 30 #229
----- Original Message -----
From: "Gordon Laco" <mainstay at csolve.net>
To: "Alberg 30 Public List -- open to all"
<public-list at lists.alberg30.org>
Sent: Wednesday, January 29, 2014 5:14 PM
Subject: Re: [Public-List] Jyb track location on foredeck


> If you can't increase the leach tension by moving the jib sheet block
> further forward (the normal cure),  tighten the leach line on the
sail. 
> If
> the sail is badly stretched it'll be tough to quiet it, in which case
I'd
> have to say you need a new sail.
>
> It is possible to have the sailmaker cut a new more hollow leach, that
may
> help, but not if the sail is past it's best before date....
>
> Gord #426 Surprise
>
>
> On 29/01/14 4:59 PM, "Bill Woodford"
<williamwoodford at charleswoodford.com>
> wrote:
>
>> Excellent ideas.
>>
>> When I tried sheeting the 100% to the rail, I had so much flapping of
the
>> leach that it drove me nuts.  (Granted, I had flapping of the leach
when
>> sheeted inboard as well, but much less)  How does one correct the 
>> incessant
>> flapping?
>>
>>
>> On Wed, Jan 29, 2014 at 4:43 PM, Glenn Brooks 
>> <brooks.glenn at comcast.net>wrote:
>>
>>> Mike,
>>>
>>> 318 is definitely a transition boat - early 1968 build, no working
jib
>>> tracks, toe rail mounted flush with the deck, but balsa core decks
and
>>> cockpit. No Masonite coring anywhere that I have found.
>>>
>>> To bad I already stripped and refinished my interior. Sounds like
the 
>>> jyb
>>> track could use a cleat or gusset of some sort fiber glassed under
the 
>>> deck
>>> to the hull to reinforce the track. Similar to the forward lower
>>> chainplates.
>>>
>>> Glenn
>>> Dolce 318
>>>
>>> Sent from my iPad
>>>
>>>> On Jan 29, 2014, at 8:07 AM, "Meinhold, Michael J." <
>>> MICHAEL.J.MEINHOLD at leidos.com> wrote:
>>>>
>>>> I have used both one and two reefs and find it comfortably
>>>> weather-helmed close hauled.
>>>> I am usually too busy to measure my tacking angles consistently,
but I
>>>> believe I tack tighter with the working jib and 2 reefs than with
the 
>>>> #1
>>>> and 2 reefs.
>>>> I think that racing you would not be optimal with the working jib 
>>>> unless
>>>> you were in gale conditions, but I use it to make singlehanded
sailing
>>>> safer and more pleasant.
>>>> The short sheets make tacking much easier, and the high cut makes
>>>> visibility to leeward much better.
>>>>
>>>> I am looking at the A30 sailplan and Alberg drew the working jib
sheet
>>>> to a point just forward of the main cabin forward window. I would
have
>>>> to look at my cars, but I think that's about where I have them.
>>>> Unfortunately there is no deck plan that I am aware of to locate
them,
>>>> but let me know and I will measure mine out.
>>>>
>>>> I would guess #318 is a transitional boat - do you have standup or
flat
>>>> toe-rails?
>>>>
>>>> Mike
>>>> Rinn Duin #272
>>>>
>>>> -----Original Message-----
>>>> From: public-list-bounces at lists.alberg30.org
>>>> [mailto:public-list-bounces at lists.alberg30.org] On Behalf Of Glenn
>>>> Brooks
>>>> Sent: Wednesday, January 29, 2014 10:54 AM
>>>> To: Alberg 30 Public List -- open to all
>>>> Subject: Re: [Public-List] Jyb track location on foredeck
>>>>
>>>> Hi Michael,
>>>>
>>>> Very interesting. How does your boat balance with the working jib?
Do
>>>> you usually sail with one reef or two with the jib?
>>>>
>>>> Thanks
>>>> Glenn
>>>>
>>>> Sent from my iPad
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