Patent ID: 8438749
Filing Date: 2013-05-14
Classification: A47L,F16H,Y10T

Abstract:
1. A drive mechanism for a dehydrating device, comprising: a base; a driven gear rotatably mounted on the base; a propeller shaft having a lower end secured on and rotated by the driven gear and an upper end extending through a housing of the dehydrating device and secured to a rotation barrel of the dehydrating device to rotate the rotation barrel; a driving gear rotatably mounted on the base and meshing with the driven gear to rotate the driven gear; a spinning screw shaft having a lower end secured on the driving gear to rotate the driving gear; a drive member movably mounted on the spinning screw shaft, said drive member comprising a nut having an inner portion for receiving the spinning screw shaft to rotate the spinning screw shaft by axially moving the drive member relative to the spinning screw shaft an elastic member mounted on the spinning screw shaft and biased between the drive member and a bottom of the housing to move the drive member downward relative to the spinning screw shaft; and a pedal pivotally mounted on the base and connected with the drive member to move the drive member upward relative to the spinning screw shaft and to compress the elastic member.