2156Re: [AtkinBoats] Re: Rescue Minor Transmission
- Oct 9, 2008I agree Mike, and I am very interested in using the drive
system Tom C. just described in my Tolman Seabright skiff.
My boat's a lot heavier than Robb White's boat of course, so
I want an engine that's bigger than 20 HP, but if they are
available up to 35 HP I guess that's no problem.
> That's pretty darn interesting to me. Robb White's<calfee20@...> wrote:
> solution was a hack too, and belts or chains are not the
> best solution for cruising or offshore. What you didn't
> mention is a big/reliable enough thrust bearing to absorb
> the push of the prop along the shaft. That would make it
> something more than a hack if it prices out less than a
> designed for the purpose marine engine.
> Mike Dolph
> --- In AtkinBoats@yahoogroups.com, "calfee20"
> > I was laid off from a Kubota, John Deere dealership
> > where I was a tractor mechanic. I am very familiar with
> > the motor Robb White used. Kubota makes a B series
> > tractor that has a frame to connect the engine and the
> > transmission. These are their smaller tractors and
> > range from 18 to maybe 35 hp. The neat thing is they
> > have a separate enclosed bell housing with a dry clutch
> > and 3 gears to lower the output shaft to about the
> > level of the bottom of the oil pan. They also have a
> > connecting shaft ,engine to trans, that has built in
> > flex ends to take up small misalignments. I think you
> > could put one of these in a Rescue Minor and have a
> > horizontal prop shaft and no belts.
> > Big six cylinder Honda motorcycles somehow use the
> > electric starter for reverse. I can think of a few ways
> > to to turn the prop backwards, clutch disengaged, with
> > an electric starter. The battery and charging system
> > is already there. Years ago when the kids were little
> > I drove a car with no reverse for two years. I didn't
> > want to spend the money as the car was a real beater.
> > Anyway do you think you could get away with a paddle
> > instead for reverse or is this too hack.
> > ....................................Tom C.
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