Martin,
I made a seat for a f.ford years ago by sitting on a garbage bag with
two part foam mix in it. The trick is to be in the position you want to
be in as the mix makes the seat around you. After making the mold, I
glassed it to make a neater package. Interesting project. :)
Ralph
MJKTuck@cs.com wrote:
> Hi Folks,
>
> My own experience of my seats is that when in the seated position for
> an hour or so there is a definite pressure point right on my butt
> cheeks mainly I think because my foam seat isn't quite thick enough or
> is too soft. I end up feeling the flat floor of the glassed foam
> inserts covering the pushrod tunnel.
>
> I want to do it again as part of a refurb and think the best thing to
> use is to determine what shape I would need for total (wrap-around)
> support. Isn't there some way of sitting on a bag of polystyrene beads
> and then sucking all the air out? I believe race car drivers custom
> fit their seats somehow this way. Anyone know of a kit or something?
>
> Once you have the basic shape you could get a better idea of what the
> final shape ought to be. My guess is that given the posture you end up
> with in a Europa there would be a lot more foam in the lumbar area
> (and below) as well as under the legs.
>
> My 2c worth.
>
> Regards,
> Martin Tuck
> Europa N152MT
> Wichita, Kansas
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