Patent ID: 9523213
Filing Date: 2016-12-20
CPC Classification: E04H

Claim Text:
1. A portable building comprising: a support frame, further comprising: an inner fabric layer, further comprising: an outer fabric layer, further comprising: wherein the overall size of said outer fabric layer is constructed to fit and conform over the support frame; wherein the air space formed between said inner and outer fabric layers provides a layer of insulation against the ambient temperature; wherein said ground stake's vertical protrusion above the ground is a structural component of said support frame that stabilizes said flexible poles lower ends in a rigid vertical alignment; and wherein the hemispherical shape of said flexible poles is maintained under pressure by the combined action of said vertically protruding rigid ground stakes holding said flexible poles lower ends curved in the direction of the center of said building, and the weight of said central top hub exerting downward pressure against said flexible poles upper ends.