Re: ATM Re: ALTITUDE DRIVE MOTOR

[astrojoe@erols.com]

Hi Andy,

The belts are the custom pulley belts made of plastic with stainless
cable running through them. They are purchased from WM Berg Co. here on
Long Island. They are adverised with Zero Blacklash; but nothing about
the stretchability of their product. I'll do some more testing and post
the results.

Joe



iss@pvtnetworks.net wrote:
> 
> Hi Joe,
> >
> >Let me understand what you are saying. Do you believe that I just did
> >not stretch the belt tight enough ? Therefore, proper tighening will
> >solve the problem ?
> 
> Depends on the type of belt & the load it's pulling, you
> might not be able to tighten some belts enough to avoid
> the problem you described. The roller chain drive doesn't
> need very much tension to take out the backlash because
> it has very little 'stretch'. I don't think that timing
> belts are anywhere near as 'stiff' in stretch as chains.
> 
> Andy
> 
>