Protective cover for umbrellas and umbrella with the protective cover fixed thereto

An umbrella characterized by comprising a shaft rod having a ferrule provided on one end thereof, and a handle fixed to the other, a frame which is moved slidingly toward the ferrule when the umbrella is opened, and toward the handle when the umbrella is closed, and which is fitted around the shaft rod and retained thereon by a resilient locking device, a plurality of elastic support ribs connected pivotably at one end of each thereof to the frame and extended symmetrically with respect to the axis of the shaft rod, auxiliary support ribs connected pivotably at one end of each thereof to the ferrule, extended along the corresponding elastic support ribs respectively and connected pivotably at the other end of each thereof to the elastic support ribs, and an umbrella cloth extended so as to cover the outer sides of the auxiliary support ribs and elastic support ribs, an umbrella protecting cover being fixed to a lower end of the frame and having a plurality of short cylinders of different diameters telescopically connected together with a larger-diameter short cylinder of the cover directed toward the ferrule so that the protective cover is expandable into a long conical shape having sufficient dimension for covering the folded umbrella cloth in each rib, and wherein the projective cover is collapsible into a short frusto-conical shape adjacent the lower end of the frame when the umbrella is open.