Re: (ET) Time to build a crane

["James M. Lynch, Jr." <solarjim gmail com>]

YouTube.com has some videos.
I searched for "crane for lawn tractor":

https://youtu.be/7Z_c_icGnWA?si=Az4pJjnMtG7lUPDs

https://youtu.be/uhbgv-hGg18?si=qnWH7ZvYVwOUEYon

https://youtu.be/P6dr7Ca1KbU?si=wQ2wCEwLiPobpmHO

You can vary search terms to
Find the exact type of crane you
Are looking 4.

On Sun, Jan 7, 2024, 8:41 AM Mike Finck via Elec-trak <
elec-trak cosmos phy tufts edu> wrote:

> It wouldn’t take much weight to make the front end come off the ground. A
> friend made a rear crane on an ICE tractor and that was his result 🙁.
> Sent from my iPhone
>
> > On Jan 6, 2024, at 10:15 PM, Chris Zach via Elec-trak <
> elec-trak cosmos phy tufts edu> wrote:
> >
> > Over the fall I did a fair bit of logging with the E20 and chainsaw.
> And as I get older I get tired of lifting big logs into the trailer.
> >
> > It's time for a crane.
> >
> > Anyone ever thought of one of these as an E20 attachment. My first
> thought is I can build one that hangs off the back of the E20.
> >
> > Attach a boom (4 feet long say) to the tiller bar as a base pivot 
> > point.
> >
> > Then use the rear powered lift strapped in such a way that it goes in
> the stab slots, and connects the lift strap to the middle of the boom
> (straight out and parallel to the ground).
> >
> > Use a front lift mechanism attached to the boom itself to wind and
> unwind a cable that goes up the boom, over a pulley, and to a hook.
> >
> > That way I can raise and lower the boom with the rear lift motor, and
> raise/lower the hook with a normal lift mechanism. Forces would be 
> against
> the tiller bar (very heavy) and the lift mechanism/stab slots (which
> already can easily lift the tiller.
> >
> > Thoughts? I'm building a few models with my FischerTechnics, and will
> use that to see what some of the forces would be like. Goal is to lift a
> 100-200 pound log into a waiting trailer pulled by my E15 so it doesn't
> have to swivel much or survive a heavy load dangling as I drive.
> >
> > Hm....
> >
> > C
> >
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