hi compressions

[SRavet at bangate.compaq.com]

"Woodd, Michael" <wooddm at akcity.govt.nz> Wrote:
| 
| 
| Steve says...
| 
| >This might be a dumb question, but why not non-circular valves?  I guess
| >they wouldn't be able to spin.  Is that a problem?  I can see corners 
being 
| 
| >bad, but what about a nice oval shape?
| 
| >- --steve
| 
| It should be possible to use two valve stems to stop it spinning.  What
| about making an oval valve with two stems at the, and machining an
| existing four valve head to have two oval valves?  You could use the
| existing valve guides.  Has this been tried before?  Could be tricky to
| make the valves, with two stems and all, but not impossible.

You could spline a single shaft to keep it from spinning also.  But, valves 
rotate now by design, right?  Why, and what would happen to an oddly shaped 
valve that couldn't rotate?

--steve


Steve Ravet
sravet at bangate.compaq.com
Baby you're a genius when it comes to cooking up some chili sauce...