Mailing List Archive

Mailing List: techdiver

Banner Advert

Message Display

Date: Thu, 9 Jul 1998 20:01:35 -0500 (CDT)
From: Tim Olson <underh2o@ex*.co*>
To: Jim Cobb <cobber@ci*.co*>
cc: zimmmt@au*.al*.co*, techdiver <techdiver@aquanaut.com>
Subject: Re: OMS wings


Ummmm,  I think you mean dihedral...


Tim

On Thu, 9 Jul 1998, Jim Cobb wrote:

> Airplanes use a concept called "Camber", which is the horizontal angle 
> one wing has to the other. The more camber the wings have the more stable 
> the airplane but the less maneuverable. Stunt planes have a very low or 
> even negative camber, but they are very hard to fly and will wear you out 
> trying to keep them straight and level.
> 
> As I don't tend to spin around on my axis frequently when I dive I prefer 
> a the reasonable "camber" that a set of standard wings provide. I tend to 
> dive with my tanks up and my face down looking for goodies and lobsters 
> on the bottom. To me the bondage results in negative camber which does 
> not suit my style of diving.
> 
>  Jim
> 
> 
> Sender: Mike Zimmerman  Date: 7/9/98 1:17 PM
> 
> >Think about it this way Jim... if at little away from you is better than
> >closer to you, then why not go whole hog... put your buoyancy device
> >10 feet above you... or 20 feet... as I see it, it should come down to
> >simple lever mechanics.... lift 10 lbs in your hand.  Now put
> >10 lbs at the end of a 20ft rod and try to lift it.. it will
> >be harder.  The same should hold true (I would expect) for
> >the bouyancy.  To roll over you have to force a buoyant mass to
> >go deeper than it wants to.  Again, the further from the center
> >of rotation, the harder it should be.
> >
> >Mike
> 
> 
>  -------------------------------------------------------------------
>  Learn About Trimix at http://www.cisatlantic.com/trimix/trimix.html
> 
> 
> --
> Send mail for the `techdiver' mailing list to `techdiver@aquanaut.com'.
> Send subscribe/unsubscribe requests to `techdiver-request@aquanaut.com'.
> 

--
Send mail for the `techdiver' mailing list to `techdiver@aquanaut.com'.
Send subscribe/unsubscribe requests to `techdiver-request@aquanaut.com'.

Navigate by Author: [Previous] [Next] [Author Search Index]
Navigate by Subject: [Previous] [Next] [Subject Search Index]

[Send Reply] [Send Message with New Topic]

[Search Selection] [Mailing List Home] [Home]