B - Operations – Transporting – 63 – B
Patent
B - Operations, Transporting
63
B
114/58.9
B63B 51/00 (2006.01)
Patent
CA 1050827
ABSTRACT OF THE DISCLOSURE There is described a new article of manufacture which comprises a water expandable, flexible, soft-walled, water impermeable element, and a water pump operatively connected to the element for pumping inflating ambient water into the element to erect it in the form of a semi-rigid structure of predetermined configuration. Conveniently, the pump may comprise a self- contained pump mounted on the package formed by the collapsed element and operable by a suitable switch to inflate the element at a prescribed depth, preferably beneath the water surface.
8064
Garrett Todd
Gerrish Robert J.
Mar John
Reynaud Albert H.
Vigneron Frank
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