Patent ID: 7341068

Claim:
A side-supporting umbrella, comprising a canopy and a mast which supports the canopy, wherein said canopy has a supporting arm, with said supporting arm and said mast, through a connecting brace, pivotally interconnecting to each other, and further comprising a collar and a positioning element, the collar being installed on said mast, said collar being slidable along said mast, and said collar being pivotally connected to said supporting arm of said canopy, the positioning element being equipped for said collar, and a tilt angle being adjusted via said collar sliding along said mast and fixing said collar on said mast with said positioning element, said collar having a holding portion which is cylindrically installed on said mast, and an assembling portion projecting from said holding portion which is pivotally connected to said supporting arm, the holding portion has a slot and the holding portion being gripped fixedly and positioned on said mast via inserting said positioning element through said assembling portion and fastening said assembling portion to press tightly said slot, a lining sleeve being installed inside said holding portion to reduce friction between said holding portion and said mast.