Five-folded umbrella frame

Abstract

The present invention relates to a five-folded umbrella frame, which mainly provides a new hooked connecting structure between the extended rib and the frame for facilitating the manufacturing and assembling of an umbrella. Under the improved assembly, the frame obtains a better flexibility and the umbrella can be opened or closed smoothly. This provides improvement and utility.

What is claimed is:  
     
         1 . A five-folded umbrella frame including a first rib, a second rib, a third rib, a fourth rib, and a tail rib being pivotally connected in series, while a first extended rib being connected with the frame in parallel relating with the first rib as well as a third extended rib relating with the third rib and a fourth extended rib relating with the fourth rib; the characteristic is in that the first, third, fourth extended rib having both ends to be a hook structure, which can hook to the related aperture on the frame to become an assembled connecting structure of a complete frame.