Patent ID: 7306362
Filing Date: 2007-12-11
Classification: A47J,B01F,F16H

Abstract:
1. A food processor comprising: a drive unit; a food processing tool driven rotatably by said drive unit; a rotary support disposed below said food processing tool; and a transmission device including: wherein said second transmission unit is disposed below said first transmission unit, and includes a second drive shaft that extends along the second drive axis and that has a top end, and a second bearing component mounted to said top end of said second drive shaft; wherein said coupling member includes a sleeve having said first and second drive shafts extending therein and further having said first and second bearing components disposed therein; wherein said sleeve has an inner well surface that confines a non-circular sleeve hole, said first and second bearing components engaging said inner wall surface of said sleeve so as to permit the drive power from said drive unit to be transmitted to said rotary support through said transmission device when said first transmission unit is at the first position; and wherein said sleeve hole is formed with a plurality of corners, and each of said first and second bearing components is provided with a plurality of bearing balls that engage said inner wall surface of said sleeve at corresponding ones of said corners of said sleeve hole when said first transmission unit is at the first position.