Re: [ATM] Bearing brakes

["Don Clement" <don_clement@charter.net>]

Here are a few pictures of the pivot and adjustable brake on my
parallelogram bino holder. The last picture shows the split nuts and ½"
diameter rod. The large pivot shows a 1" diameter tube instead of the ½"
rod.



http://i72.photobucket.com/albums/i163/miltons_stuff/YokeSetScrews.jpg

http://i72.photobucket.com/albums/i163/miltons_stuff/LargePivot.jpg

http://i72.photobucket.com/albums/i163/miltons_stuff/PivotAssemblyHoles.jpg

http://i72.photobucket.com/albums/i163/miltons_stuff/Assembly.jpg

http://i72.photobucket.com/albums/i163/miltons_stuff/halfinRodSplitNuts.jpg



Don Clement

Running Springs, California



> Thanks for the feed back folks!
>
> Don,
>
> Would you be able to post me a picture of the brake/clutch system you
> used. Sounds like what I'm after, thanks
>
> Regards,
>
> Ozzy
>
>
> > I copied a B&L design for holding a Stereozoom microscope for the
> > brakes on
> > my parallelogram 11x80 binoc holder. The B&L design used a 1/2" diameter
> > steel pivot. Perpendicular and  below center to the 1/2" pivot
> > rod is a 3/8"
> > diameter through hole. In the 3/8" diameter hole is a steel split nut
with
> > chamfered ends. Axially through the split nut is a 1/4" bolt so that
> > tightening the bolt brings together the split nut that allows for
variable
> > friction against the 1/2" diameter rod.  This clutch system works great.
> >
> >
> >
> > Don Clement
> >
> > Running Springs, California
>
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