RE: [PSUBS-MAILIST] retractable forward planes

["Pierre Poulin" <pipo305@hotmail.com>]

hello,

Is the retractrable planes only for transport? If so, you could only use a 
simple hindge and pin to lock in place...

Pierre



> From: "Rick and Marcia" <empiricus@telus.net>
> Reply-To: personal_submersibles@psubs.org
> To: <personal_submersibles@psubs.org>
> Subject: [PSUBS-MAILIST] retractable forward planes
> Date: Fri, 20 Aug 2004 11:29:28 -0700
>
> Hello all . . .
>
> A long time ago I designed retractable forward planes for my sub-to-be. 
> I've since lost the paperwork and I haven't for the life of me been able to 
> remember how I did it.
>
> Does anyone know how the military boats do it?  I could sit down and design 
> something new but I simply don't have the time.
>
> As I would like the planes withdrawn into the hull like a Typhoon, and not 
> just lifted up like a diesel electric WWII fleet boat, I was thinking 
> rack-and-pinion with a solenoid but I'd like to keep the electrics to a 
> minimum for obvious reasons.
>
> A lever actuated hydraulic (muscle powered) with a long throw piston at the 
> planes end might work.
>
> Any thoughts?  No doubt the answer is ridiculously simple.
>
> Rick

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