[Rhodes22-list] Spinnaker

[Steve Alm]

Roger,

In the picture of Bill Sparhawk's mast track, it looks like there are two
cars.  Am I seeing that right?  Why two?

Slim

On 1/21/04 6:49 AM, "Roger Pihlaja" <cen09402 at centurytel.net> wrote:

> Andy,
> 
> I presume you are refering to flying a cruising spinnaker without the use of
> a pole.  A triradial spinnaker is nearly impossible to fly without a pole.
> 
> Dynamic Equilibrium is rigged to fly both cruising and triradial spinnakers.
> The cruising spinnaker can be flown without a pole.  However, the operating
> envelope (i.e. the range of suitable points of sail, variability of wind
> strength & wind direction, and sea state) is much greater if a pole is used.
> For example:
> 
> In light air, a pole supported by a topping lift helps support most of the
> weight of the cruising spinnaker, thus dramatically reducing the minimum
> wind velocity required to keep the sail inflated and pulling. The following
> picture illustrates Dynamic Equilibrium on a light air close reach with the
> spinnaker pole supported by a topping lift.  Note, Dynamic Equilibrium is
> flying a triradial spinnaker in the picture, but a cruising spinnaker works
> the same.
> http://www.rhodes22.org/rhodes/pics/spinnaker.jpg
> 
> Also, in the above picture, note the use of a "spinnaker snuffer sock" for
> setting and dousing the spinnaker.  The snuffer sock is visible all bunched
> up above the head of the spinnaker.  I have my control lines for the snuffer
> sock led back to the cockpit.
> 
> In puffy or shifty conditions or when there is a quartering sea, a pole
> helps to stabilize the cruising spinnaker's sail shape in-between puffs or
> as the boat "corkscrews" & rolls under the sail.  If the wind direction is
> variable, a pole helps to keep the sail from collapsing in-between wind
> shifts and it is ready to start pulling again as soon as the wind shifts
> back.
> 
> In heavy air, a pole held down by a downhaul helps keep the clew of the
> cruising spinnaker from rising up.  This flattens the sail shape,
> dramatically increasing drive and reducing heeling.
> 
> On a close reach, a pole helps keep the leech of the cruising spinnaker away
> from the mainsail, thus preventing backwinding of the mainsail.
> 
> I recommend the use of a Forespar M/N: HD 6-12 DL heavy duty, twist-lock, te
> lescoping whisker pole.  Don't use anything lighter duty or your cruising
> spinnaker will fold it in half!  I recommend the use of an adjustable track
> on the front of the mast to adjust the inboard height of the pole.  The
> following picture shows a close-up of Bill Sparhawk's mast track
> installation:
> http://www.rhodes22.org/rhodes/pics/spintrack.jpg
> 
> Here are a couple of pictures that illustrate the mast track and pole
> storage arrangements on board Dynamic Equilibrium:
> http://www.rhodes22.org/rhodes/pics/Roller_Furling.jpg
> http://www.rhodes22.org/rhodes/pics/Family_On_Boat.jpg
> 
> Hope this helps Andy.  Good luck!
> 
> Roger Pihlaja
> S/V Dynamic Equilibrium
> 
> ----- Original Message -----
> From: "Andy Lessard" <reme2952 at verizon.net>
> To: <rhodes22-list at rhodes22.org>
> Sent: Tuesday, January 20, 2004 4:07 PM
> Subject: [Rhodes22-list] Spinnaker
> 
> 
>> I would appreciate feedback on other owners' experiences with flying a
> Spinnaker without a pole on the Rhodes 22.  I spoke to one skipper who is
> happy with the sail he got from Doyle.  At the Atlantic City show last
> weekend I got a quote from two different sailmakers, but they quoted me on
> two very different size sails - one was 208sf and the other ws over 400sf.
>> 
>> Any input will be appreciated
>> 
>> Andy & JP
>> lessard at fabulousfloors.com
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>> 
>> 
>> 
> 
> 
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