client was developing a power toothbrush with some unique
attributes. They wanted to
some features into the surface of the brush head.
The prototype heads were being
short run epoxy tooling. The problem was that,
in addition to shrinkage,
master brush had been
by hand, from the original CAD. New
was needed to machine the desired
features on the prototype parts. Surface
and contour scans of one
of the molded
parts were done from 3
From this, new
the machining to proceed.
: Zephyr Design, Alameda,