colinhilton

Recent designs calling for close-coupled hydroskis, advantage of offset overlapping props which shows how the unswept disk-area still...

A feasibility study. Decks and uprights identical and hinged to lie adjacent for storage. Overlapping propellers allow for compact...

8' mock-up to investigate feasibility of crewed ops with half-decks of identical build as the pontoons, able to be hinged or removed for...