...And there are a couple of infamous tales of folks pressurizing the frames with N20, then "Leaking" it into the intake. Can't remember if that was for roundy-rounds, or drag cars.
-Ejay > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of David > Weinshenker > Sent: Thursday, May 06, 2004 9:33 AM > To: [EMAIL PROTECTED] > Subject: Re: [ERPS] inflatable boats > > Jerry Durand wrote: > > > > At 09:49 PM 5/5/2004, Pierce Nichols wrote: > > >On Wed, 2004-05-05 at 21:44, [EMAIL PROTECTED] wrote: > > > > > > > Good point, against your premise. I'm a boater and I > know that an > > > > inflatable boat has a rigid, reinforced fiberglass V > hull under it to > > > > take the dynamic stress. > > > > > > Wrong; that's called an RIB. I was talking about > the old-style fully > > >inflatable Zodiacs. Zodiac and Avon still make them, you know. The > > >slamming loads on those relatively low-pressure tubes at > speed are of > > >the same order as the Shuttle's max-Q. > > > > I don't know if they still do this, but some racing motorcycles had > > pressurized frames for additional strength/light weight. > > I know I've heard of pressurized lightweight tubular frames in some > racing cars, but IIRC the pressure was more for crack detection (they > were up against fatigue limits, and the frames didn't last forever) > than for stiffening. > > -dave w > _______________________________________________ > ERPS-list mailing list > [EMAIL PROTECTED] > http://lists.erps.org/mailman/listinfo/erps-list _______________________________________________ ERPS-list mailing list [EMAIL PROTECTED] http://lists.erps.org/mailman/listinfo/erps-list