Adjustable static umbrella
Adornment for crank
Assembly of a spindle and guide therefor
Automated canopy positioning system
Automatic bending-angle changing structure for umbrella
Automatic umbrella
Collapsible umbrella
Dual direction-swinging device for an umbrella
Electric umbrella
Garden umbrella having special ballast weight for facilitating c
Garden umbrella with specially drilled pulley cord guide and ret
Longer effective automatic umbrella
Mechanism for umbrella self lock operation
One hand operated umbrella capable of self-closing
Openable and obliquely rotatable umbrella
Operating mechanism for umbrella
Operation mechanism for a parasol
Remotely controlled and electrically operated umbrellas
Retrofit motor and control for patio umbrellas
Self closing stationary umbrella