> The top end of the GU - Hatton, and Knowl for example have paddles
> that are designed to be dropped. The paddle is attached to a collar
> around a screw (I think). The locking mechanism consists of a square
> wedge on a chain, which is normally knocked out allowing the paddle to
> drop under it's own weight. I can only guess it's the screw that
> provides the drag? The paddle opening are also far greater than normal
> allowing some really good locking speeds.
The drag is partly down the the screw action, but there is also an oil
dashpot (which if it is empty allows the paddle to drop remarkably
quickly often to the surprise of all concerned!). The important thing to
remember with this gear is to make sure they have dropped all the
way....
George "Bungle" Eycott
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