Re: fire extinguisher mount

[Nathan Wong <alfacors@pobox.com>]

>Date: Fri, 6 Mar 1998 10:56:59 -0800
>From: "Hardwick, Robert C" <Robert.Hardwick@PSS.Boeing.com>
>Subject: re:  fire extinguisher mount
[snipped]
>Now, a small fire extinguisher won't weigh as much as a 30 lb propane
>bottle, but the peak g-loads during accidents can be startling high.
>According to a Race Car Eng. article last year, G-meters in CART cars
>routinely measure 30 Gs peak or more in accidents that drivers walk away
>from.  Just multiply that number by the weight in lbs to get force.
>Sorry for the grizzly account, but it made an impression on me that it
>doesn't take much to hurt us.

Just a little aside, when Mark Blundell crashed in Rio in 1996, he hit the
wall almost flat out (approx 200mph), and the car hit the wall with a force
of approx 98G. He survived with internal bruising, broken ankle and foot.
Shows the strength of the (Australian designed) Reynard Indy Car (now Champs
Car)
--
Nathan Wong	       http://www.nectar.com.au/~alfacors
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