[Public-List] furling gear and spinnaker halyard
George Dinwiddie via Public-List
public-list at lists.alberg30.org
Fri Jun 24 09:26:19 PDT 2016
Gord,
Send it to me, also, and I'll add it to the website.
- George
On 6/24/16 11:45 AM, Gordon Laco via Public-List wrote:
> Hello Hernan,
>
> I do; will send tonight when I'm back in my hotel. It looks a little industrial; but its small and strong... And when it's 36' up in the air it just looks like a little shiny thing ...
>
> G
>
> On 2016-06-24, at 11:40 AM, Hernán Scarnichia <hernanscar at gmail.com> wrote:
>
>> Gordon,
>> Do you have any pics that you could post of your custom crane?
>> How did you attach it to the mast head?
>> Hernan
>>
>> On Jun 24, 2016 6:41 AM, "Gordon Laco via Public-List" <public-list at lists.alberg30.org> wrote:
>>> I built a spin halyard crane for Surprise's halyard. Holds halyard block a few inches forward of the stay as is more normal in other classes. Works very well.
>>>
>>> Gord 426 Surprise.
>>>
>>> On 2016-06-24, at 10:34 AM, via Public-List <public-list at lists.alberg30.org> wrote:
>>>
>>>> When we raced J Bergquist's Calliope with a racing Genoa on the foil, we led the spin halyard around the backside of the port side spreader, to a loop attached to the base of the turnbuckle. We could tension it up after cleaning up upwind. We never rolled the jib during sail changes.
>>>>
>>>>
>>>> Mike
>>>>
>>>> Michael J. Meinhold
>>>> meinhold272 at gmail.com / 301 852 0619
>>>>
>>>>> On Jun 24, 2016, at 9:35 AM, Jonathan Bresler via Public-List <public-list at lists.alberg30.org> wrote:
>>>>>
>>>>> Charles,
>>>>>
>>>>> A halyard that is parallel to the forestay is in danger of being wrapped
>>>>> around the forestay by a roller furler.
>>>>> The forces can be great enough to break the forestay as Kris related
>>>>> above. From what I've read, it appears
>>>>> that the halyard should be angled of 5 to 10 degrees aft from the stay
>>>>> starting at the top swivel. The "restrainer"
>>>>> should be attached to mast in order to achieve that angle.
>>>>>
>>>>> Brion Toss writes "A furler's halyard swivel is a wonderful device,
>>>>> enabling you to adjust halyard tension, even if the sail is furled. But it
>>>>> is also a tremendous Achilles heel, the source of the majority of the
>>>>> furler problems we see in our shop. For example, if the halyard leads too
>>>>> close to the foil, and especially if the halyard is slack, it can get
>>>>> caught up on the foil while you are setting or furling the sail. This is
>>>>> the terrible "halyard wrap" that can make it impossible for the furler to
>>>>> rotate, or for the sail to go up or down. And it can damage or destroy the
>>>>> foil, the wire, and the halyard. Accordingly, every manufacturer that has a
>>>>> halyard swivel is extremely emphatic on proper halyard lead and tension, as
>>>>> well as optimal swivel height. Particulars vary, but the general idea is to
>>>>> have the top of the swivel just a few inches below the top of the foil, and
>>>>> to have the halyard angled slightly aft from the swivel. Profurl handles
>>>>> both these details with their "Wrapstop", a Darth-Vader-Helmet-like object
>>>>> that clamps onto the top of the stay. Other manufacturers use "halyard
>>>>> restrainers" that clamp to the face of the mast, though increasingly spar
>>>>> builders are finally getting around to positioning jib halyard sheaves for
>>>>> an optimal furler lead, without the need for a restrainer." (
>>>>> www.briontoss.com/education/archive/miscnov03.htm)
>>>>>
>>>>> Didnt see that the make of the roller furler is mentioned. Constance has
>>>>> a Furlex. Page 23 of the Furlex manual talks about the restrainer.
>>>>> (sailing.mit.edu/wikiupload/0/0b/Furlex_200S_Furler.pdf)
>>>>>
>>>>> Jonathan
>>>>>
>>>>> On Thu, Jun 23, 2016 at 10:43 PM, Kris Coward via Public-List <
>>>>> public-list at lists.alberg30.org> wrote:
>>>>>
>>>>>>
>>>>>> Put a halyard restrainer on the front of the mast to help keep the jib
>>>>>> and spin halyards clear enough of each other to keep this problem at
>>>>>> bay. I figured this one out the hard way (by breaking the forestay with
>>>>>> (jib) halyard wrap before putting the restrainer on--fortunately I was
>>>>>> able to rig up the spare halyard as an emergency forestay before the rig
>>>>>> got any ideas about falling over).
>>>>>>
>>>>>> -Kris
>>>>>>
>>>>>> On Thu, Jun 23, 2016 at 03:39:13PM -0400, charles pleisse via Public-List
>>>>>> wrote:
>>>>>>> Sookie has a spinnaker and most of the associated gear. It all seems to
>>>>>> be
>>>>>>> original to the boat. Furling gear was installed in the mid 80's. I
>>>>>>> believe the spinnaker hasn't been used since. I discovered why last
>>>>>> year.
>>>>>>> As many of you probably know, the spinnaker halyard interferes with the
>>>>>>> upper parts of the furling gear. Is there any way to rig a spinnaker
>>>>>>> halyard on an original mast head that will not interfere with the furler?
>>>>>>>
>>>>>>> Charles Pleisse
>>>>>>> Sookie #221
>>>>>>> _______________________________________________
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>>>>>>
>>>>>> --
>>>>>> Kris Coward http://unripe.melon.org/
>>>>>> GPG Fingerprint: 2BF3 957D 310A FEEC 4733 830E 21A4 05C7 1FEB 12B3
>>>>>> _______________________________________________
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>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> Jonathan M Bresler
>>>>> S/V Constance Alberg 30 #262
>>>>> Annapolis/Eastport MD
>>>>> _______________________________________________
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--
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When I remember bygone days George Dinwiddie
I think how evening follows morn; gdinwiddie at alberg30.org
So many I loved were not yet dead, http://www.Alberg30.org
So many I love were not yet born. also see:
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