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On Thu, 24 Nov 1994, ANTHONY APPLEYARD wrote:
[snip]
>   The long hoses would catch on things and cause drag. Also, a dropped
> mouthpiece might soon get very far from the diver's hands and arms and hard to
> recover quickly. The best arrangement would be like in a 1960's English
> aqualung called Normalair (made in Yeovil) that came with a single-hose
> regulator in a fullface mask: it had the on/off valves at the bottom end, and
> from them a metal high-pressure tube ran up between the cylinders to a
> regulator connection in the usual place behind the shoulders.

This problem is dealt with in Interspiros MK II rig. The low and high 
pressure hose goes under the right arm up to the reserve valve, mounted 
on the harness at the diver's chest. This assembly allso have a surface 
air inlet and a pressuregage on a short (ca 15cm) hose.  

/Sten Meyer                   m87stme@mt*.ch*.se*

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