Patent ID: 8628267

Claim:
An actuating mechanism, comprising: a driving shaft comprising a connecting end, a plurality of engaging blocks being formed on the connecting end, the engaging blocks being spaced from each other, a plurality of clearances thereby being defined by the engaging blocks; a driven shaft comprising a pivot end, a plurality of protruding blocks being formed on the pivot end, the protruding blocks being spaced from each other, a plurality of gaps thereby being defined by the protruding blocks, said driving shaft connected with said driven shaft via the engaging blocks of the connecting end respectively engaged in the gaps and the protruding blocks of the pivot end respectively engaged in the clearances; and another driving shaft connecting with another driven shaft to receive said driving shaft connected with said driven shaft therein; wherein the another driving shaft comprises a plurality of engaging blocks formed at one end thereof and spaced from each other, a plurality of clearances thereby being defined by the engaging blocks of the another driving shaft, the another driven shaft comprises a plurality of protruding blocks formed at one end thereof and spaced from each other, a plurality of gaps thereby being defined by the protruding blocks of the another driven shaft, the another driving shaft connected with the another driven shaft via the engaging blocks of the another driving shaft respectively interference fitted in the gaps defined by the protruding blocks of the another driven shaft and the protruding blocks of the another driven shaft respectively interference fitted in the clearances defined by the engaging blocks of the another driving shaft; and wherein the another driving shaft comprises an annular supporting plate extending outwardly from an outer periphery of the one end thereof, the engaging blocks are formed on the annular supporting plate, the another driven shaft comprises an annular bearing plate extending outwardly from an outer periphery of the one end thereof, and the protruding blocks are formed on the annular bearing plate.