[C38] Bob Stay

Steve Smolinske SSmolinske at rainierrubber.com
Thu Nov 29 23:08:06 EST 2012


If you don't want to put any more holes in the hull look at using a wichard eyenut and turning around the last bolt already holding the roller assembly to the hull,  that area should be flat enough if you want to put a u bolt

 

From: listserve-bounces at catalina38.org [mailto:listserve-bounces at catalina38.org] On Behalf Of Joseph Launie
Sent: Thursday, November 29, 2012 7:07 PM
To: Catalina 38 Listserve
Subject: Re: [C38] Bob Stay

 

Max,
Mine has a 4 inch diameter - the 5 inch came from the local rigger who installed it.  He was actually clueless.  I think that U bolt is the cats pajamas and will work. I do not know if I have enough flat space on the bow to mount it vertically but will be ther wqhen the rain stops to measure. Thanks. Joe

On 11/29/2012 9:21 AM, Max Soto wrote:

	Joe, I installed a Seden bowsprit just like yours, but with a 4" diameter on a Hunter 44' ( that's what Selden recommended) for a code 0 sail furler.  We installed a PBO bobstay on a Wichard U-bolt just like the one on the link. It works great, and the breaking strength is around 18000lbs. I think it will work for you.. They are used on some sailboats as chainplates, so that speaks of what thy are capable to withstand..

	 

	http://www.defender.com/product.jsp?path=-1%7C118%7C311635%7C312082&id=125379

	 

	You don't  we'd a turnbuckle, or wire. The PBO will be the way to go. I think that Les is referring to the inner forestay installation on Fat Cat.  

	Hope this helps. 

	 Regards, Max Soto
	
	Sent from my iPod

	
	On Nov 29, 2012, at 10:53, "Steve Smolinske" <SSmolinske at rainierrubber.com> wrote:

		So basically what you want is an attachment on the bow to tie to your  bowsprit/karver  roller  in order  to keep the tension on the halyard?   Why not use a pad eye  low on the bow below the anchor roller with wire and a turnbuckle up to the bottom of the sprit.   If  all you're doing  in essence is tacking the spinnaker to the roller which is attached  to the sprit and then carrying the load to the hull, in order to keep tension on the halyard, you only need to worry about a load somewhere in the 2500-3500 pound range.   Seems like a wichard pad eye with two 5/16 bolts and a backing plate will do what you're looking for.   

		 

		From: listserve-bounces at catalina38.org [mailto:listserve-bounces at catalina38.org] On Behalf Of Joseph Launie
		Sent: Thursday, November 29, 2012 12:15 AM
		To: listserve at catalina38.org
		Subject: Re: [C38] Bob Stay

		 

		Steve,
		    We are many thousands of dollars beyond your fix. We have a Seldon adjustable sprit which projects out 42 inches past the head stay. (PHRF hit us 15 seconds fo our new 19 foot J. ) We have a 1/2 oz assy chute made for the 19 foot J which is fast in light air.The Karver furler sits on the end of the Seldon. The karver needs a very tight halyard so pressure upward on the sprit thus the bob stay. Got a drawing from a J-120 from Sailing Anarchy fix-it thread.  So here we are. Joe

		On 11/28/2012 10:26 PM, Steve Smolinske wrote:

			Joe, 

			 

			Have you thought about removing your current bow roller and having what you want added to it?  I drew up some plans to add a 13" extension in order to get the tack for the asym out past the bow pulpit, but decided to wait and see if some of the other tweaks I did will solve the issue first.   You might be able to add 13" of ¼ stainless reinforced on both sides and then tied to the hull with a wire tie rod.   Ill try to send a scan of my drawing in the next few days, (Going in for elbow surgery tomorrow and not sure if ill be to work on Friday or not) but will forward as soon as I can.  The Karver can mount to your bow sprit too cant it?  

			 

			Steve

			#312 Peregrine

			Seattle

			 

			From: listserve-bounces at catalina38.org [mailto:listserve-bounces at catalina38.org] On Behalf Of Joseph Launie
			Sent: Wednesday, November 28, 2012 10:13 PM
			To: Catalina 38 Listserve
			Subject: [C38] Bob Stay

			 

			Hi,
			    I am going to put a bob stay on Macavity to handle my Kaver top down chute furler. Does anyone know where I can get a bracket built for the bow  of the boat? I want it to be v shaped stainless following the shape of the hull with an eye to swage the bob stay to. I would also want backing plates for the inside of the hull. It needs to be strong. The bob stay itself will be 11 mm spectra with a cover rated at 19,000 pounds.  SAnta Barbara is a good place for olives but not stainless. Joe

			
			
			
			
			

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