|
US2017247906A1
|
|
Folding frame system with V-shaped leg assembly and folding foot assembly
|
|
US2008017234A1
|
|
Folding frame assembly with foldable leg arrangement
|
|
US2008017233A1
|
|
Foldable frame element and system with tension lock
|
|
US2006157100A1
|
|
Expandable and collapsible structure with rollers
|
|
US2006101631A1
|
|
Method and equipment for manufacturing expandable and collapsible structures
|
|
US2005262779A1
|
|
Expandable and collapsible modular structure
|
|
US2005204681A1
|
|
Mechanically deployable expandable and collapsible structure and method for deploying a structure
|
|
US2005204680A1
|
|
Collapsible structure with self-locking mechanism and method of erecting a collapsible structure
|
|
US7832170B2
|
|
Expandable and collapsible structures including split scissor assembly
|
|
US6141934A
|
|
Folding frame system with foldable leg assembly and method of erecting a folding frame system
|
|
WO9633326A1
|
|
Modular structural system
|
|
US5651228A
|
|
Family of collapsible structures and a method of making a family of collapsible structures
|
|
US5444946A
|
|
Portable shelter assemblies
|
|
WO9214016A1
|
|
Collapsable/expandable structural module having telescoping member
|
|
US5274980A
|
|
Polyhedron building system having telescoping scissors
|
|
US5230196A
|
|
Polyhedron building system
|
