Perhaps someone can just machine some Delrin pockets. Different cuts for different
wire sizes. Make them deep and you can just cut
them down to the depth of pocket that suits your need.
Wiggle your sticks
David Judson
Riverside, CA
I used to be sick and tired of hearing about the RADS system, but now that I've seen
it, I gotta try it.
"David L. Stone" wrote:
> RDS dudes,
>
> Pondering the perpetually perplexing Pocket production and performance
> problems, a slight variation on the basic concept has come to mind:
>
> Warning: theoretical--I have not built one yet.
>
> Hows about replacing the pocket with two metal rods soldered together at
> the ends with a gap between just sufficient to accomodate the RDS-rod? It
> would amount to a small rectangular frame, the long dimension being rods,
> the short dimension being solder.. This would require hollowing out an
> appropriate section of the aileron to allow room for the RDS-rod to go in,
> and to house the frame. The frame would be glued in place perpendicular to
> the aileron in its neutral position at a point approximately 1/3 to 1/2 way
> into what would have been the pocket (best position might depend on the
> angle of the RDS-rod, so as to be sure that the RDS-rod doesn't slip out of
> the frame at any deflection angle). My inclination would be to cut a slot
> in the top or bottom of the aileron in order to to insert and position the
> frame, rather than trying to insert it from the LE opening.
>
> You could use whatever diameter of frame rod you wish to allow it to fit
> inside the aileron space (while providing the correct gap for the RDS-rod).
>
> Advantages:
>
> 1. WAY simpler to build...just cut a short piece of RDS-rod (shorter than
> the frame rods so as to not solder it to them) to act as a temporary spacer
> between the frame rods, lay the three rods next to each other with the
> RDS-rod bit in the middle as a spacer, then solder the ends of the frame
> rods together (missing the RDS-rod bit, of course). Done with frame
> production. Estimated time of construction: 2 minutes of you're a solder
> whiz, 5 minutes if not. Then glue the frame into the aileron (well, this
> requires hollowing out a space in the aileron, cutting a slot thru the
> top/bottom surface, inserting the frame at the correct angle, and wielding
> your 5-minute epoxy). Pretty easy to do, I think.
>
> 2. Less surface area contact between RDS-rod and frame than between RDS-rod
> and pocket surface, so less friction.
>
> 3. Metal outlasts formica (but could rust, I guess...but you could use
> fiberglass or carbon rods for the frame and glue them together)
>
> As soon as I get a chance, I'm going to try this out.
>
> David
> Berkeley CA USA
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