Collapsible umbrella with small closed volume

Abstract

A collapsible umbrella with a small closed volume includes a central shaft and an upper connector. The connector connects with inner ends of every first ribs. Every second rib has its inner end connect with outer end of the first rib and has a middle bent section. The inner end of the second rib can get away from the first rib and be closer to the shaft and the connector when the umbrella is closed that reduces volume of the closed umbrella. Hence, the small volume of the closed umbrella facilitates the carrying or storing for users when not using.

1 . A collapsible umbrella with a small closed volume including a central shaft and an upper connector having several radial grooves, each of which connects with a slice to connect with a relating first rib; a second rib having its inner end connect with outer end of the first rib and having a middle bent section, and the inner end of the second rib getting away from the first rib and being closer to the shaft and the connector as the umbrella is closed that reduces volume of the closed umbrella.  
   
   
       2 . The collapsible umbrella with a small closed volume as claimed in  claim 1 , wherein the umbrella has three or more ribs.  
   
   
       3 . A collapsible umbrella with a small closed volume including a central shaft and an upper connector having several radial connecting flanges, each of which connects with a relating first rib; a second rib having its inner end connect with outer end of the first rib and having a middle bent section, and the inner end of the second rib getting away from the first rib and being closer to the shaft and the connector as the umbrella is closed that reduces volume of the closed umbrella.