Patent ID: 9533269
Date: 2017-01-03
CPC Classifications: A47J,B01F

Claim:
1. A multifunctional food processor, comprising: a driving device, a stirring container, and a blade assembly, the driving device directly or indirectly driving the blade assembly, and the blade assembly being rotatably disposed in the stirring container, the blade assembly including a blade shaft receiving a first and a second layer of stirring blades, the first layer of stirring blades including a blade carrier and at least two blades, at least one of the first layer of stirring blades extending in an angle of 85 to 95 degree with respect to the blade shaft, and at least another one of the first layer of stirring blades extending upward in an angle of 0 to 80 degree with respect to the blade shaft, and the second layer of stirring blades including a blade carrier and at least one blade extending in an angle of 85 to 95 degree with respect to the blade shaft; wherein an outer surface of the blade shaft is provided with at least one positioning rip or slot, the positioning rip or slot extending from a bottom to approximately a top of the blade shaft inclining in a circumferential direction identical to a rotating direction of the blade assembly and extending no more than a fraction of the circumference of the blade shaft, defining an angle of 0 to 80 degree with respect to the blade shaft, and wherein correspondingly each of the blade carriers is provided in a central position with a through hole, the through hole being provided with a positioning rip or slot inclining in a direction identical to that of the positioning rip or slot in the blade shaft, the first and the second layers of stirring blades being removably connected with the blade shaft by the through hole so that when the blade shaft is rotated by the driving device, a component force is directed downwardly.