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[Towertalk] crank up "fit"

To: <towertalk@contesting.com>
Subject: [Towertalk] crank up "fit"
From: stevek@jmr.com (Steve Katz)
Date: Mon, 16 Dec 2002 08:14:43 -0800



> Im not sure how to posit this question...  On any of these crank-ups I
> realize one can stop it anywhere in between fully extended and retracted,
> but does the tower "lock-up" tighter when fully extended vs. wobble when
> ony partially so ?  Or is the mechanical "fit" the same at all points on
> the way up?
> 
> 
> //This was answered pretty well before.  The fit's the same down, up or
> anywhere in between.  There is no "lock up" of any kind, anywhere.
> 
> 
> I realize that the entire load is held by the wire rope in any case, but
> what about the "mechanical lockup" for lack of a better term.... does the
> tower "lock up" better when at its full extension any better worse than at
> some other partial setting ?  Is the "fit" of the sections tapered or
> identical at all settings?  Im trying to describe the lateral
> inter-section mechanical "fit"....   
> 
> //It's a slipping fit that should have some movement, all the way up, and
> once it's parked at the uppermost position.
> 
> 
> is the inter-section "wobble" a constant, or does it tighten up at full
> extension?
> 
> tough to describe what i am thinking.....  all the same query, different
> words....    
> 
> what if i put my head inside one of the lower sections while cranking it
> up to check the bottom of the rotor plate out ?       
> 
> //You're kidding, right??
> 
> //Steve, WB2WIK/6
> 
> -bob
> 
> 
> 
> 
> 
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