In 2005, I started using Solid
Works to design products at Earthlite.
The first successful headrest was
introduced to the market in 2006.
The Caress headrest uses 8 pieces of
cantilever springs to support the head.
The combination of 8 springs and
petals give 16 degrees of freedom.
patent was filed by Jon Roleder and William Chow in 2006.
Demonstration of the conforming properties of the SS cantilever springs.
This is a 3
dimensional model of the head and the concept headrest.
The linkages on
the Flex-Rest are much simpler and lighter in weight.
The Flex-Rest was
introduced to the market in September 2007.
Here is the
patent on this design.
Conforming properties of elastomer forehead section.
New armrest design for perfect adjustments
Convert-A-Bed new introduction Nov. 2008
Other products designed by William Chow