Non-rotating crank has severe rpm limitations (but what a way to
reduce valve float) and huge gyroscopic effect causing interesting
spin non-recovery characteristics. My failing memory says they did
not survive WW1.
Mike L
60A,67E,59Bug
----- Original Message -----
From Larry B. Macy <macy at bbl.med.upenn.edu>
> My understanding is that this was a fairly common practice in
the early days
> of aircraft radial engines. Unless my memory fails me some of
the WWII navy
> fighters still used this type of engine. The F4F Wildcat falls
to mind (but
> I did preface my remark with a failing memory)
>
> Larry
>
> On 10/4/01 4:44 PM, "Bill Hunt" <BillH@aaai.com> wrote:
>
> > Here's a picture of one of those "radial rotaries", a Gnome.
Really
> > remarkable piece but didn't get a chance to hear one in
action.
> >
> > http://www.herbytoys.com/Vaca_Images/gnome.jpg
> >
> > Herby
> > 64 MK II Sprite - HRBYTOY (under construction/de-construction)
> > 62 MK II Sprite - HRBYTOY2? (My new driver)
> > billh@aaai.com
> > www.herbytoys.com
> >
> >
> >>>>> Some engines even have the crank stationary
> > and the cylinders whirl around...oh it's grand.<<<
>
> Larry Macy
> 78 Midget
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