The damage with moderate gale and heavy wind is prevented, the umbrella

摘要

(57) Abstract Objective As for this device in order to prevent the damage of the umbrella with moderate gale and the like. Constitution As for this device stretched fabric of ocean umbrella in 1 places or 2 placesMiddle is opened up, the chuck in the sewing attaching and between the rib underneath thatInstalling the wind receiving sack, it receives moderate gale when that wind receiving sackWhen it moves to the swelling umbrella center, you open the chuck simultaneously and are strongThose which make through the wind pass.