Patent ID: 7179203
Filing Date: 2007-02-20
Classification: A63B

Abstract:
1. An elevating apparatus for a treadmill connecting a frame and a table assembly of the treadmill, the elevating apparatus comprising: a driving device on a bottom side of the table assembly, the driving device including a motor; a transverse shaft operatively connected to the motor, the transverse shaft being pivotable by the motor, the transverse shaft having two opposed ends; a first linkage on each end of the transverse shaft, the linkage having a first pivot portion, a second pivot portion and a third pivot portion, the first pivot portions of each linkage being attached to the table assembly of the treadmill, the second pivot portions of each of the linkage being attached to the transverse shaft; and a pair of second linkages, each of the second linkages extend from the table assembly to the frame of the treadmill and each second linkage has a pivot portion, the pivot portions of a first one of the second linkages being pivotally connected to the third pivot portion of one of the first linkages, the pivot portions of a second one of the second linkages being pivotally connected to the third pivot portion of another one of the first linkages.