Patent ID: 6897832

Claim:
A portable, multi-function apparatus for use principally as a portable solar cooking, heating, and/or energizing apparatus and/or field-deployable multi-function tool, said multi-function apparatus comprising: a support ring, said support ring comprising at least one substantially tubular and inflatable ring, said support ring defining a vacant center; at least one inflation means for inflating said support ring; at least two pressure-deformable or pressure-deployable membranes extending across the center of said support ring, said membranes defining at least one substantially predetermined portion of at least one inflatable reflector chamber, at least one of said membranes having at least one means for reflecting radiant electromagnetic energy; and at least one pressure adjusting or inflation means for adjusting the pressure within said reflector chamber, wherein said multi-function apparatus is selectably deployable by a user or operator of said apparatus to perform at least one user-selectable function.