Anti-slipping telescopic centerpost of multiple-fold umbrella
Auto-opening umbrella
Automatic opening umbrella mechanisms
Automatic umbrella foldably retained by tip cap
Beach umbrella having telescopic shank
Canopy frame for umbrella of various shapes
Canopy supporting structure for a bi-section foldable umbrelia
Center post of a collapsible umbrella
Collapsible sunshade
Collapsible umbrella
Collapsible umbrella
Collapsible umbrella handle
Collapsible umbrella with sheathing handle
Collapsible umbrella with water-tight sheathing handle
Collapsing mechanism of automatic fourfold collapsible umbrella
Compact collapsible umbrella
Compactly molded rib means for multiple-fold umbrella
Component framework structure for the frame of a foldable umbrel
Double-story umbrella
Dual folded umbrella