[Public-List] furling gear and spinnaker halyard
George Dinwiddie via Public-List
public-list at lists.alberg30.org
Fri Jun 24 12:02:43 PDT 2016
Thanks, Wes. I posted your photos to
http://alberg30.org/maintenance/SparsSailsRigging/Masthead/
- George
On 6/24/16 12:39 PM, George Dinwiddie via Public-List wrote:
> Wes,
>
> Is that U-bolt holding the spinnaker halyard? If so, what size is it?
>
> And may I post this photo on the website?
>
> - George
>
> On 6/24/16 12:30 PM, Wes Gardner wrote:
>> Hi All,
>>
>> Here's a pic of my crane. I just bought an asym that I'm messing with.
>>
>> https://www.dropbox.com/s/u9yoye1486z6ywh/Spin%20Halyard%20Crane.jpg?dl=0
>>
>> On Fri, Jun 24, 2016 at 12:26 PM, George Dinwiddie via Public-List
>> <public-list at lists.alberg30.org <mailto:public-list at lists.alberg30.org>>
>> wrote:
>>
>> 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 <mailto: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
>> <mailto: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
>> <mailto: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 <mailto:meinhold272 at gmail.com>
>> / 301 852 0619 <tel:301%20852%200619>
>>
>> On Jun 24, 2016, at 9:35 AM, Jonathan Bresler
>> via Public-List <public-list at lists.alberg30.org
>> <mailto: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
>> <http://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
>>
>> <http://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
>> <mailto: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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>> --
>>
>> ----------------------------------------------------------------------
>> When I remember bygone days George
>> Dinwiddie
>> I think how evening follows morn;
>> gdinwiddie at alberg30.org <mailto: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:
>> 'The Middle' by Ogden Nash
>> http://idiacomputing.com
>>
>> ----------------------------------------------------------------------
>>
>>
>>
>>
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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:
'The Middle' by Ogden Nash http://idiacomputing.com
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