Two hops this time.
The Objective: create a cup holder for an 8oz “metal” (paper) cup using 1/8″ acrylic.
The Customer: ShiMountainMan LLC., a comparable company to REI seeking a design for their very active and outdoorsy customers.
The Rules: lightweight, strong, and easily stored in any kind of outdoor equipment, such as a backpack.
The Focus: strength, simplicity, ease of use, simple transportation, mass manufacturability
The process: lots of sketching
a prototype decision
some analytical failure testing
and some fabrication.
See it work?