Re: battery boxes

[VBra676539@aol.com]

In a message dated 7/2/99 5:24:48 AM, shawl@torchlake.com writes:

<<Yes your mostly right Phil,  but weather the cylinder knows it or not, it 
does
help some, just not as much as with welded on rings. It helps to just have the
rings on there because the cylinder has to get wider at some point for a flat
spot to develop. I must have a dumb sub, it don't know anything at all. :-)
Jonathan Shawl

Phil Nuytten wrote:

> Hi, Jon:
>         Re: slipping external rib/ring stiffeners over a cylinder to
> increase the cylinder's depth capability: External rings MUST be attached
> to the cylinder; then, as the cylinder tries to buckle under load, it has
> to 'drag' the rings with it . . if the rings are not physically attached to
> the cylinder, the cylinder doesn't know that they're there.
>
> Regards
> Phil Nuytten
>>

But, doens't that mean that the rings don't work unitl the collapse starts?
Vance