Wind-proof umbrella having Y-shape wires

Abstract

The present invention relates to a wind-proof umbrella having a Y-shape wire, which includes a normal shaft, a runner, a main rib, and a branch rib. The characteristic of the invention is to provide a ring on the shaft at an upper position. A Y-shape wire is provided to connect its inner end to the ring and its two outer ends to two nearby main ribs. Hence, each main rib is connected with two Y-shape wires. When the umbrella is opened, each main rib can be pulled by two Y-shape wires that obtains a better strength for resisting against wind.

1 . A wind-proof umbrella having a Y-shape wire including a normal shaft, a runner, a main rib, and a branch rib; the characteristic is to provide a ring on the shaft at an upper position, a Y-shape wire being provided to connect its inner end to the ring and its two outer ends to two nearby main ribs, in order that each main rib is connected with two Y-shape wires.  
   
   
       2 . A wind-proof umbrella having a Y-shape wire as claimed in  claim 1 , wherein the applied umbrella is an automatic umbrella and a spring is provided under the ring that pushes the ring upward as the umbrella is closed.