| 发明名称 |
Polyurethane skate wheel with shaped foam core |
| 摘要 |
An in-line skate wheel having a shaped foam core which cooperates with load bearing side walls to dictate degrees of flexure of such walls in response to loading thereof from different directions. The wheel structure includes a polyurethane tire body which encapsulates a foam mandrel and a hub.
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| 申请公布号 |
US5922151(A) |
申请公布日期 |
1999.07.13 |
| 申请号 |
US19970890097 |
申请日期 |
1997.07.11 |
| 申请人 |
THE HYPER CORPORATION |
发明人 |
PIPER, NEAL;PETERSON, TOM |
| 分类号 |
A63C17/22;A63C17/24;B29C39/00;B29C70/74;B29D30/02;B60C7/10;B60C7/12;(IPC1-7):A63C17/22 |
主分类号 |
A63C17/22 |
| 代理机构 |
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代理人 |
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