| 摘要 |
A golf practice apparatus comprises a plurality of slope control cylinders which are hinged on corresponding cylinder supports adjacent to a central portion of a base frame with one end of each of the slope control cylinders and are swivelly connected on a lower surface of each corner of the platform with another end of each of the slope control cylinders, and a swiveller provided at the other end of the slope control cylinder; the swiveller comprising a bracket mounted on the lower surface of the platform, a barrel type drum rotatably assembled with a bracket by a through pin, and an eye end formed at the other end of the slope control cylinders and as a bearing encompassing said barrel surface of the drum.
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