Umbrella frame with two layers of covers

Abstract

The invention relates to an umbrella frame with two layers of covers, which mainly provides a slider on outer end of a branch rib to connect with inner end of a second rib and to receive a first rib. During closing the umbrella, the second rib will be moved together with the slider alone the first rib inward and then the second with lower cover thereon can be hidden behind the first rib having upper cover thereon. The length of the umbrella frame is also decreased as the umbrella is closed for being capable of use in a folded umbrella.

1 . An umbrella frame with two layers of covers including a first rib connecting with upper cover, a second rib connecting with lower cover, and a branch rib, and the improvement is a slider provided on outer end of the branch rib, the inner end of the second rib being connected with outer end of the branch rib while the second rib and the first rib passing through the slider, wherein the slider with the second rib can be moved alone the first rib smoothly.  
   
   
       2 . The umbrella frame with two layers of covers as claimed in  claim 1 , when the umbrella is closed, the slider is moved toward the inner end of the first rib and the second rib with the lower cover is almost hidden behind the first rib and the upper cover.