Patent ID: 9243698
Filing Date: 2016-01-26
CPC Classification: F16H,Y10T

Claim Text:
1. A gear drive system, comprising: a securing panel, the securing panel comprises a panel body, a rack extending from the panel body, and a rotating shaft extending from the panel body; a first slave gear, an upper part of the first slave gear is adjacent to the rack and aligned with the rack; a drive gear, the drive gear engages the first slave gear; and an adjusting structure, the adjusting structure comprises an elastic element mounted to the securing panel, a slave element pivotally mounted to the panel body, and a second slave gear; the second slave gear defines a rotating hole; the rotating shaft is received in the rotating hole; the second slave gear is movable relative to the panel body to enable the rotating shaft to be located in different positions of the rotating hole; the second slave gear is configured to be driven by the first slave gear to move relative to the panel body and rotate when the drive gear rotates from the first slave gear to the rack; and the slave element is configured to be driven by the second slave gear to rotate to press the elastic element when the second slave gear rotates.