Patent ID: 8282057

Claim:
A sucker attachment device comprising: a support base, wherein the support base has an inner portion formed with a mounting chamber, wherein the support base has a face provided with two radially opposite sockets each extended into the mounting chamber of the support base; a pivot seat pivotally mounted on the support base; a sucker mounted on the pivot seat to move in concert with the pivot seat; a rotation disk swivelably mounted on the support base, wherein the rotation disk is swivelably mounted in the mounting chamber of the support base, wherein the rotation disk has a first face formed with a plurality of positioning grooves which are arranged in an annular shape; a receptacle assembly mounted on the rotation disk; two positioning balls each movably mounted in a respective one of the two sockets of the support base and each detachably positioned in a respective one of the positioning grooves of the rotation disk to position the rotation disk on the support base temporarily; and two elastic members each mounted in a respective one of the two sockets of the support base and each biased between the support base and a respective one of the two positioning balls to push each of the two positioning balls toward the positioning grooves of the rotation disk.