Subject: Re: [harryproa] Re: Cruiser 50
From: "Rob Denney harryproa@gmail.com [harryproa]" <harryproa@yahoogroups.com.au>
Date: 10/29/2015, 12:46 AM
To: harryproa@yahoogroups.com.au
Reply-to:
harryproa@yahoogroups.com.au

 



On Wed, Oct 28, 2015 at 10:50 PM, Arto Hakkarainen ahakkara@yahoo.com [harryproa] <harryproa@yahoogroups.com.au> wrote:
 

Rob

I haven't commented earlier due to problems with yahoo mail (or my computer's compliance with Yahoo...)

First of all let me say that all your new designs and especially the latest works in progress get closer and closer to what I would consider ideal. Some issues and details as comments though.
Thanks.

- Getting on board and off

First issue deals with every harryproa design. Getting on and off the boat when docking and while staying at dock. When alongside it is not that much of an issue. However here in Northern Europe docking bow to is the most common way and I really don't see myself or my wife and daughters riding that bow while docking. There are solutions but that is an issue that needs to be addressed. Gang plank with the outer end supported by halyard for example.
Working on this.  Ideas include a gangplank/passarelle stored under the toy box which can also double as a swim platform and one stored on the foredeck.  Both supported by the halyard to position them, both with folding staunchions/guard rails.  Probably telescoping.

- Galley storage

I would like to have some more storage in the galley. Placing fridge under the table could help a lot. Also some low profile cupboards above the galley for glass, porcelain and spice would practical. Could destroy the esthetics though. I have a bit mixed feelings about that. However, the required galley varies a lot. In North American market there are quite big boats with basically just a two burner and fridge for drinks and that seems to be fine in US market. Long term cruisers want more and I would require more storage. Space under the settees help of course.
Plenty of options, including those you mention.  Steinar is working on an alternative layout for those who want more storage.  

- Navigation table

Some kind of navigation table and storage for the stuff usually stored in or near the navigation station? May be at the end of the right side settee while entering the boat? May be sliding or folding like in some new monohulls (see Jeanneu etc.).
Lots of options here.  From using the table to spread a chart on through to a laptop hooked up to a large screen.  Most things are possible, depending on the budget and preferences of the owner.  

- Dinghy motor

What size motor would the dinghy take? I see 22' power catamarans typically with 100-120 hp outboards! This dinghy is probably lighter and smaller but still I think it would take some 50-60 hp outboard. Is that overkill to the big boat? How fast would a 50 hp outboard make the Cruiser 50 go? It would burn 10 litres / hour at 400 rpm and 20 litres/hour at full throttle which is also an issue as well as weight of about 100 kg.
The 60 is fitting a Yanmar 27 hp diesel outboard.  Weighs 82 kgs.  I have not done any numbers, but it should be good for 8-10 knots in flat water on the big boat, maybe 20 on the tender.  The tender is also undergoing some design tweeks now that we have had a chance to look at it and see where improvements in usability and styling can be made. 

 

From: "Rob Denney harryproa@gmail.com [harryproa]" <harryproa@yahoogroups.com.au>
To: harryproa@yahoogroups.com.au
Sent: Tuesday, October 27, 2015 7:12 AM
Subject: Re: [harryproa] Re: Cruiser 50

 
The C50 is a work in progress.  All your ideas are possible.  The layout drawn is for weekending, plus annual holidays, not live aboard.    The galley is small, but could be enlarged.  One of the bathrooms could be eliminated for storage, or to add a bathtub.  Removing the saloon wall, etc works, but there may be security considerations for some people.  Changing the lee hull to include a toilet and sink is no problem, within the space constraints.  

Fuel storage is in the toy box and/or tanks in the tender.  Water and battery storage depends on how much is carried and whether there is a watermaker, but the toybox, bathrooms, lee hull and beams are all available.

Opening windows solve a lot of problems, but sealing them is not easy, or light.   A trough under them makes this easier. 

Agree about not putting on wet weather gear to shunt.  A winch could be mounted in the cabin, but would be pretty intrusive.  I would be more inclined to have a couple of cleats there, wrap/unwrap the sheets around the winches  from the cabin and sheet on the last little bit by luffing to reduce the load.  Or, if you do a lot of sailing in the rain, a pull out roller cover over the doorway or a full bimini could be added.

Tender operation in reverse is the same as any motor on a sled, except it is longer so less prone to rising.  The stern of the tender is lowered by a block and tackle to the correct height.  Reversing in big seas may result in water in the tender.  There are large drain holes to remove it. 
Controls depend on how the boat will be used.  The C60 tender has a steering wheel and console with remotes.  This will become the control position when maneuvering under power.  Other options are remote joystick control, particularly for motors with automatic forward/reverse engagement, or removable cables.  The easiest is to put someone in the tender to control the engine. 

Mike C (I think) asked about sailing it from a comfortable spot with a tiller.    The best spot for this, on the Cruiser or any other boat,  would be  in front of the cabin, using the forward rudder.

rob



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Posted by: Rob Denney <harryproa@gmail.com>
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