Dellett and Walters
Collapsible tent frame
 A collapsible tent frame is disclosed. The collapsible tent frame includes a polygonal framework having a plurality of joints arranged at corners thereof and a plurality of rail pole assemblies interconnecting the joints respectively, at least three leg pole assemblies extending downward from the joints of the polygonal framework and a roof framework having a plurality of rafter pole assemblies connected to the joints of the polygonal framework. The pole assemblies can be shortened when the collapsible tent frame is to be collapsed. 
Sing Sing Fibers Industry Co., Ltd.
E
E04H
inventional
Jing-Cai
Chen