Patent ID: 7389862

Claim:
A continuously adjustable rotation device, comprising: a base including a chamber, one end of the chamber includes a contacting portion; a first connection element disposed in the chamber, the first connection element including a ring buckle connected between a driven portion and a first connection end; a rotation controller situated in the chamber and disposed above the ring buckle contacting the driven portion of the first connection element, the rotation controller including one or more rotation direction driving portions; and a transmission disc disposed in the chamber and harnessed on the driven portion of the first connection element, which forms an inclined angle relative to the contacting portion, one end surface of the transmission disc contacting one of the rotation direction driving portions of the rotation controller, wherein the base comprises a hole penetrating the chamber, the hole having a cylindrical rod disposed therein for forming the contacting portion and making the transmission disc to form the inclined angle, and wherein the cylindrical rod comprises an axial directional flat surface for contacting the transmission disc and forming the inclined angle.