Patent ID: 7210491
Filing Date: 2007-05-01
Classification: A45B

Abstract:
1. An umbrella, comprising: a plurality of pivotally disposed main ribs around a notch for supporting a cover, wherein said notch extends downward to form an elongate fixing portion to receive a runner, said runner comprises a fastening device having a protruding button and slides up-and-down on said fixing portion, wherein said fixing portion includes a fastening orifice for receiving said protruding button to stretch the umbrella in an opening position; a plurality of stretchers around said runner for supporting said plurality of pivotally disposed main ribs; and a collapsible shaft fastened to said notch and extending downward through said fixing portion to form a space between said shaft and said fixing portion, and said collapsible shaft having a multi-sectional structure; wherein stretching said umbrella can lock said protruding button at said fastening orifice and collapsing said umbrella can permit storing said multi-sectional structure of said collapsible shaft within said space of said fixing portion.