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A review of Osborne Illusion Systems Mini Kube Zag
Plans
by Dan Wolfe, Owner of Smoky Mountain Magic
I have finally had a chance to sit down with Osborne Illusion Systems'
blueprints for the Mini Kube Zag to analyze them. Besides Gunter Puchinger
(the inventor of the Mini Kub Zag) and George Kimery of Chalet
Magic (the U.S. rights holder), I am arguably the person most
familiar with the construction of this illusion. Having built more than a
dozen of these in the past few years, all under license by Chalet, I feel
qualified to give my review.
Granted, many believe that I am biased; that Osborne's publication of
these plans would damage my business of building and selling authorized
Mini Kub Zags. It might. It might not. That remains to be seen. Be that as
it may, I do promise to be as fair and objective as possible and just
stick to the facts -- comparing his plans to the authorized version.
First, the prop described in Osborne's plans does not break down for
transport like the original. No suggestions are given regarding how to
make it do so.
The hexagonal openings are off-center by two inches or more, possibly
tipping the method. The tubes are also smaller and their
"handles" narrower than the original, which would seem to make
the tubes appear even smaller (and thus less deceptive) to the
audience. But to be fair, the handle rims couldn't be any wider in
his design or they would strike the handle of the blade. He
indicates that tubes themselves are fabricated from plexiglass (?), but no
details are given on how to actually construct them.
Plywood hole covers are described, along with the use of Velcro to keep
them in place...to provide that lovely "r-r-r-rip" sound when
you remove them. The curtain flaps over the openings are mentioned,
but no method is suggested for keeping them from poking back out through
the hole -- unsightly and possibly revealing.
However, all of that is purely cosmetic. The more serious
discrepancies are the safety issues.
Gone is the steel framework featured in the original that supports the
assistant's weight. A metal bar is indeed used in one area, but he
suggests it could also be wooden if you desire. From an engineering
standpoint, there is a LOT of stress on the bottom of that bar -- the
attachment of which is never clearly explained in the drawings or text.
The interior shelf has also been eliminated, giving the assistant
nothing to brace herself against in her awkward position...leaving no
choice but to trust her weight to a piece of 1/4" plastic.
There are other deviations from the original design that make the prop
infinitely less deceptive, but I cannot discuss them publicly without
revealing the secret.
Osborne confessed to me that he had only seen performances of this
illusion and had never examined an actual Mini Kub Zag before drawing
these plans. That much is clear.
Regarding the information on the blueprint itself, MANY important
dimensions are sadly missing; simple ones such as "How wide is the
cabinet?" There is actually one spot on the plan where
brackets are clearly drawn for a dimension, but there is no number in
it. (That seemed a bit careless.) Of course, as with
all Osborne Illusion Systems blueprints, you can always find the omitted
dimensions using an architect's scale and a bit of math.
Anyone capable of doing that should be able to solve the myriad of
other mysteries in this plan. Like what? Well, the entire
construction of the base is, for the most part, left completely to the
imagination. No cross-sections. No explanation. It's
just kind of "there."
Accompanying the blueprint are four pages of instructions -- five
actually (the first page is filled with the ad-copy from his website)
-- but few things are explained in depth. One notable exception is a
fully illustrated description of how to pluck the cam caches from the end
of a roller blind. How you actually attach that roller blind to the
prop is a bit sketchy, though.
Bottom line, the Mini Kub Zag is a fairly complex prop. If you
intend to purchase this plan with the idea of building one for yourself,
be prepared to do a LOT of figuring, fiddling and engineering of your own.
This plan could possibly be rudimentary starting point, but not much.
If you DO possess the necessary skills to turn this blueprint into an
actual working prop, you might be just as well served by saving your
money, watching YouTube performance videos (as Osborne admittedly did)
and drawing up your own plans from scratch.
Dan Wolfe, Smoky Mountain Magic
October 2008
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