Lifting mechanism for gym equipment
OwnerJinshui Chen, Bingwen Liu +1inventors
InventorsJinshui Chen, Bingwen Liu, Jianzhong Wei
Life of this patent
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Abstract
A lifting mechanism for gym equipment to provide height adjustment of the gym equipment and reduction of the thickness of the mechanism, having a bracket, a bearing rotational shaft, bearing wheels, a sleeve pipe, and a driver; the bracket is mounted to a gym equipment structural frame; the bearing rotational shaft is rotationally mounted between two ends of the bracket, a peripheral surface of the bearing rotational shaft is connected to linkage arms orienting to a same direction, and a wheel is mounted to each linkage arm; the sleeve pipe is pivotally connected to the bracket; the driver is pivotally connected to the bracket; an output end of the driver is a screw bolt; the screw bolt passes through the sleeve pipe.
Claims9
A lifting mechanism for gym equipment, comprising:
- a bracket, a bearing rotational shaft, bearing wheels, a sleeve pipe, and a driver;
- the bracket is configured to be removably mounted to a gym equipment structural frame;
- the bearing rotational shaft is rotationally mounted between two ends of the bracket, and is also positioned parallel to the bracket;
- a peripheral surface of the bearing rotational shaft is fixedly connected with a first pivot base and a plurality of linkage arms;
- the plurality of linkage arms are oriented to a same direction;
- and each of the linkage arms is rotationally mounted with a corresponding one of the bearing wheels;
- the sleeve pipe is pivotally connected to the first pivot base;
- the driver is pivotally connected to the bracket;
- an output end of the driver is a screw bolt;
- the screw bolt passes through the sleeve pipe and being in threaded connection with the sleeve pipe.
Dependencies are inferred from the claim text.