[TheForge] Treadle Hammer Springs

[Marc Godbout]

Yup. I've got a turnbuckle to adjust the length of the connecting bar.
But I'm liking my C-spring pretty well. And I like having the TH a
whole lot. I use it so much that I'm wondering why it took me so long
to build it.

--Marc

On 3/20/07, Bruce Freeman <freemab222 at yahoo.com> wrote:
> Do you have any way of adjusting WHERE this stop
> occurs?  It would probably be less jarring if it
> stopped at the floor - where the leg is fully
> extended.  (Another feature of the Grasshopper.)
> <Grins and polishes nails on lapel.>
>
> Bruce
>
> --- Marc <marc at ironringforge.com> wrote:
>
> > Actually, Bruce, the part of the treadle hammer that
> > bothers my knees
> > the most is the sudden stop when the blow hits the
> > work. My leaf spring
> > cushions that blow very nicely.
> >
> > The spring tension affects my own energy level much
> > more than my knees.
> > I find I can draw out some good size stock pretty
> > quickly, but I'm
> > pretty winded after a while. I think using your
> > half-spring idea would
> > help quite a bit there, and I;m anxious to try it
> > out.
> >
> > --Marc
> >
> >
> > On Sun, 2007-03-18 at 19:12 -0700, Bruce Freeman
> > wrote:
> > > Middle aged knees... I know about those.  I
> > sometimes
> > > wonder whether it's worse to exercise or not to
> > > exercise!
> > >
> > > Build a Grasshopper and you'll have NO spring
> > tension
> > > working against your leg!
> > >
> > > Bruce
> > > NJ
> >
> >
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