Re: [ST] Helmet Life

["Jeremy Witt" <jeremyw@xxxxxxxxxxxxxx>]

Thanks!  Good to know.

Jeremy Witt
Field Engineer
Corrugated Networking Services Inc.
Office: 603-703-0365



-----Original Message-----
From: st-bounces@xxxxxxxxxxxxxxxxxxxx
[mailto:st-bounces@xxxxxxxxxxxxxxxxxxxx] On Behalf Of George Chacko
Sent: Thursday, November 10, 2005 10:21 AM
To: ST@xxxxxxxxxxxxxx
Subject: Re: [ST] Helmet Life

You can send Shoei helmets back for inspection at no charge. I dropped
an RF-800 and it hit the ground hard. I was sure it was a goner but
decided to see what Shoei had to say about it. They returned it with a
note saying it had been inspected and was safe to use. GC

On 11/10/05, Chris Harwood <Chris@xxxxxxxxxxxxxxxxxx> wrote:
> My understanding is that when it drops (on the polycarbonate shell)
the
> internal styrofoam (what we call expanded polystyrene) gets compressed
> and may not return to it's previous shape ie. it has passed its
elastic
> limit which is deliberately low.  That area of the helmet is then of
> reduced protection if it's needed for real.
>
> If you know which part hit the ground when it fell, or if it fell on a
> soft surface I would suspect that it is questionable wether it needs
> replacing.  It's a parameter that you need to include in the Return On
> Investment decision you make for you and your family.
>
> 5 years is what I was told for shelf-life by non-manufacturer related
> parties.
>
> Chris Harwood
> 00 RS; Caberg J1Plus, 3yrs old
>
> >>> DEW@xxxxxxxxxxxxx 10/11/2005 14:01:00 >>>
> >>> Neil.Lindsey@xxxxxxx 11/9/2005 11:21 PM >>>
> (snip)
> It's the crushing of the styrofoam on the inside that helps decelerate
> your brain cells.
>
> >>>>>>>>>>>>>>>>>>>>
>
> Which brings up my question:  Why does it matter, then, if your helmet
> falls off the bike?  It is always stressed that you shouldn't let your
> helmet fall, or that a dropped helmet should be checked out before
> being
> used again.  If there's no noggin inside the helmet, the foam liner
> won't compress, leaving the (possibly) only damage to be cosmetic...
> I'm not saying we should go around throwing or dropping our helmets,
> but
> I just don't see a reason to throw out your $200+ helmet just because
> you dropped it.
>
> Feel free to show me how I may be wrong!
>
>
> www.packereng.com
>
>
> _______________________________________________
> Triumph Sprint ST/RS mailing list
> Send list posts to ST@xxxxxxxxxxxxxx
> Change your list options at www.Triumphnet.com
> _______________________________________________
> Triumph Sprint ST/RS mailing list
> Send list posts to ST@xxxxxxxxxxxxxx
> Change your list options at www.Triumphnet.com
>
_______________________________________________
Triumph Sprint ST/RS mailing list
Send list posts to ST@xxxxxxxxxxxxxx
Change your list options at www.Triumphnet.com


_______________________________________________
Triumph Sprint ST/RS mailing list
Send list posts to ST@xxxxxxxxxxxxxx
Change your list options at www.Triumphnet.com