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Date: Fri, 15 Nov 1996 16:19:39 -0500 (EST)
From: Egil Aabel Naesguthe <egil@me*.qu*.ca*>
To: Helen Johnstone <helen_johnstone@mh*.bl*.co*>
cc: George Irvine <gmiiii@in*.co*>,
     "Donald B. MacKay" ,
     "'TechDiver'"
Subject: RE: What hoses with a Full Face Mask?
George says:
> .I also agree with using the short hose to feed the mask in your
> sitiuation, since the long hose must be ready to do anything, including
> replace the short hose. Clipped off on the right shoulder d-ring is the
> spot.

Helen says:
> If you have the short hose to the FFM coming in from the left, and the long
> hose coming in from the right (across the chest, around the left side of
> your neck and looped around the back of your neck to the right shoulder),
> wouldn't there be a problem in quickly donating the long hose? Wouldn't you
> have to put the long hose under the short hose (on the left side of your
> neck) in order that it didn't catch the short hose? If so, wouldn't the
> short hose stop the long hose being deployed over the head (as in your video).

I'm thinking now that this is where an elbow by the second stage is useful
again.  If the hose from the FFM regulator is pointed down so that it hits
the front of the shoulder instead of coming straight out to the side (left
or right), the clipped off long hose can rest on top of the short hose and
is now free to be deployed as usual.  Does this make sense?

Egil.

====================================================================
                    Egil Aabel Naesguthe

 Queen's University                      E-mail: egil@me*.qu*.ca*
 Dept. of Mechanical Engineering
 Kingston, ON                            Phone:  +1 613-545 6730
 K7L 3N6
 Canada                                  Fax:    +1 613-545 6489
====================================================================

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