Subject: [harryproa] Re: HARRYPROA Extended to 13M
From: "jjtctaylor" <jtaylor412@cinci.rr.com>
Date: 3/22/2008, 7:47 PM
To: harryproa@yahoogroups.com.au
Reply-to:
harryproa@yahoogroups.com.au

Hi Robert,

I think we are stuck with the windage issue for the top enclosure for those of us in the
less mild climates. I agree the LW hull is a bit narrow for almost anything. At 50 feet LW
hull for Visionarry is 3 feet wide. I think close to that would be a more prudent design.
Adds flexibility as you put it for bunks & such. I did change the beziers to see how it
would look. Beyond 32" wide the LW hull loses it's sleek appearance and begins to be
dumpy, a little over-wide. But just my opinion.

The LW hull is a bit short on the current design. Max height of only 66 inches and much
less over much of it's useful area. So I bumped the max up to 75 inches and added a few
toward the bows to keep the slope and transitions in alignment. I don't have the HP plans
set. Only have the Visionarry. So don't know the internal bulkhead spacing. Visionarry
after I had the LW redesigned for me had bulkheads about every 6 feet or so. Would be
nice if loads are not so great to leave the space open between mast and beam. (Over 7
feet) That makes the extra bunk idea a reasonable request.

Pushing the helm to the lee side is not a great idea. Some trade-off to have the enclosed
cockpit. Still need to see the bows when parking, not good to bump something unaware,
so checked line of sight. Sure you can look thru the salon windows but most will have tint
to keep out the heat, so not good in lower visibility situations.

I used your suggestion for reorienting one bunk under the extra seat area. Good idea.
Works great, now makes the salon big enough for proper lounging. I still kept the other
bunk in the fore-aft orientation cause definitely need space for anchor stuff. I don't need
propane tanks….. I am all-electric. Small genset for electric cook, air conditioning, and
electric DC drive. Battery technology is fast reducing weight so trade a few gallons diesel
for some extra batt power. Regen when have the opportunity.

If you have interest I took the sail off and tried rigid wings as an alternative. Really fun,
cause it reduced the mast elevation from over 60 feet above waterline to 43 feet, for
similar sail area. Aroha has a really tall lightning rod for a mast.

I never thought much about taking the boat apart. WE have so few built and not seen that
capability in my Visionarry plans. Looks like a real bugger of a job!

Have a some more sketches if interested. Doesn't stir much interest in our chat group.
Must be on vacation for Easter.

Regards,
JT

--- In harryproa@yahoogroups.com.au, "Robert" <cateran1949@...> wrote:
>
> G'day JT,
> I like the idea of the bump to ww. The only objection is the extra
> width of the hull and difficulty if needed to be taken apart for
> towing. Enclosing the cockpit is a mixed blessing as it moves the
> steering station towards the centre and slighltly increases windageand
> weight. I also looked at flaring the inside of the lw hull to increase
> the bury of the crossbeams and give a 3/4 bunks for extras at anchor
> or inshore cruising. I have had a go at having the bunks across with
> feat under the outside seats and thus extending the saloon by about a
> meter or so. It means finding extra space somewhere else for the lockers.
> Robert
> --- In harryproa@yahoogroups.com.au, "jjtctaylor" <jtaylor412@> wrote:
> >
> > I uploaded a concept layout for an extended HP to 13M. (HARRYPROA
> EXNTENDED PLUS)
> > The design is intended to satisfy coastal cruisers in areas not so
> mild as AUS. The intent
> > is to have comparable or better interior roominess to a 30ft mono,
> while delivering the
> > spirited performance of the HP design.
> >
> > It extends the "extended" design with the WW hull at 30.1 feet and
> leeward hull at 42.65
> > feet (13M). Fit it altogether with the beam at 22.5 feet. See
> sketch, in the FILES area of
> > the group site.
> >
> > Major changes is bump out toward WW side to gain some interior space
> and raise hull
> > height on WW hull by 6.75 inches, to keep 6ft+ headroom. Enclosed
> the seating area for a
> > true salon, albeit small.
> >
> > I show two closed cabins, one is ensuite with head. The other has a
> washbasin. The
> > berths are more than generous, almost queen sized. The cabin with
> washbasin still has
> > some modest encroachment under the salon seat for legroom. The
> ensuite has no
> > problem.
> >
> > Without gaining even more length & beam it will be challenged for
> walking space thru
> > salon and galley. I don't see it as a problem, but appreciate input
> and suggestions.
> > Anyway hopefully a good talking paper to a get a decent cruiser
> under a modest budget,
> > while still having a reasonable set of comforts.
> >
> > I think the lines still look clean but may be wrong in my opinion.
> Thanks for any
> > comments and suggestions !
> >
> > Regards,
> >
> > JT
> >
>

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