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Index Entry
Tensegrity: Clothesline:
"Here we are looking down from the air onto a house
and there is a tree by the house and here is the clothes-
line. And in order to keep the clothes line off the ground,
you put a couple of struts against the clothes line sag.
So you put a strut this way and one that way. That is the
natural shape it takes. That is what you expect it to
take. It can’t take anything else, but the tensegrity
structure here is a red strut, and you think it ought to
push the line the way this one does. Not at all; it
pulls on the line and the one coming the other way pulls
on the line so in a tensegrity structure tension members
yield to the compression members. The compression
members were trying to fly apart like bricks, they are
pulling the tension members and not pushing them. This is
one of the most interesting characteristics of a tensegrity
structure."
(RBF Comment on SLIDE 4:1-3)
TENSEGRITY - (EXTRACT) SEL 712.01 (Gray)-63
