Tent – canopy – umbrella – or cane – Portable shelter – Center-pole supporting-type
Reexamination Certificate
2005-04-12
2005-04-12
Hansen, James O. (Department: 3637)
Tent, canopy, umbrella, or cane
Portable shelter
Center-pole supporting-type
Reexamination Certificate
active
06877521
ABSTRACT:
A tent is described that has a support system providing excellent head-room over the entire internal area. The tent is circular in cross section. A sidewall portion is joined at a defined transition to a generally conical roof section. Internally, there is a relatively narrow fabric tension shelf at the sidewall top transition. A top the tension shelf is a semi-flexible compression hoop. The top portion may have additional tension shelves and compression hoops, depending on the size of the tent. An internal center pole completes the support system. The pole, tension shelf, compression hoop, and fabric act together as an engineered unit to provide an exceptionally stable structure.
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Mann John T.
Webster Richard W.
Gehr Keith D.
Hansen James O.
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