Patent ID: 7614413

Claim:
A connecting device installed on the pivoted part between a lengthwise rib and a corresponding transverse rib of an umbrella, comprising: a hollow tubular sleeve sheathed on the lengthwise rib, the hollow tubular sleeve having a pair of symmetrical first elongated wings extending therefrom, each first elongated wing having a first pinhole formed therethrough; a socket sleeve mounted to an end of the transverse rib and being pivotally coupled to the hollow tubular sleeve, the socket sleeve having two symmetrical second elongated wings, each second elongated wing having a second pinhole formed therethrough and disposed in aligned relationship with a central bore located adjacent a top portion of the socket sleeve, the socket sleeve having a pair of receiving slots respectively formed between the second elongated wings and the top portion of the socket sleeve for respectively receiving the pair of first elongated wings of the hollow tubular sleeve therein, the pair of first pinholes being disposed in aligned relationship with the second pinholes and the central bore; and a rivet passing through the first pinholes, the second pinholes and the central bore to provide the pivotal coupling between the hollow tubular sleeve and the socket sleeve.