发明名称 |
Barbell assembly |
摘要 |
A barbell includes a bar assembly that includes a sleeve rotatably fitted over a rotating-locking mechanism at an end of a shaft; and an end cap attached to an open end of the sleeve to enclose the rotating-locking mechanism and the end of the shaft inside the sleeve, in which the rotating-locking mechanism includes a supporting ring rotatably fitted over the shaft and a joining ring attached to the end of the shaft, in which the supporting ring abuts, on one side, a shoulder on an inner surface of the sleeve and, on the other side, the joining ring. |
申请公布号 |
US8986174(B2) |
申请公布日期 |
2015.03.24 |
申请号 |
US201213568942 |
申请日期 |
2012.08.07 |
申请人 |
USA Sports, Inc. |
发明人 |
Lien Louis |
分类号 |
A63B21/072;A63B21/075;A63B21/00 |
主分类号 |
A63B21/072 |
代理机构 |
Osha Liang LLP |
代理人 |
Osha Liang LLP |
主权项 |
1. A barbell comprising a bar assembly that comprises:
a sleeve rotatably fitted over a rotating-locking mechanism at an end of a shaft; and an end cap attached to an open end of the sleeve to enclose the rotating-locking mechanism and the end of the shaft inside the sleeve, wherein the rotating-locking mechanism comprises a supporting ring rotatably fitted over the shaft and a joining ring attached to the end of the shaft, wherein the supporting ring abuts, at a first end of the supporting ring, a shoulder on an inner surface of the sleeve and abuts the joining ring at a second end of the supporting ring, wherein the joining ring includes threads on an internal surface and is attached to the end of the shaft by thread engagement, and a pin is inserted through an off-center hole in the joining ring and into an off-center hole in the end of the shaft to prevent the joining ring from rotating around the shaft. |
地址 |
Houston TX US |