| 发明名称 | Track drive apparatus for screeding concrete | ||
| 摘要 | An apparatus for screeding concrete to produce a level finished surface that includes a frame assembly, a boom assembly secured to the frame assembly at a first end and to a screed head at a second end, and a track drive assembly having a pair of driven tracks spaced from at least one wheel, the tracks and the wheels each rotatably secured to the rigid frame assembly. | ||
| 申请公布号 | US9404272(B1) | 申请公布日期 | 2016.08.02 |
| 申请号 | US201615048198 | 申请日期 | 2016.02.19 |
| 申请人 | LIGCHINE INTERNATIONAL CORPORATION | 发明人 | Ligman Peter A. |
| 分类号 | E04F21/24;E01C19/42;B60S9/12 | 主分类号 | E04F21/24 |
| 代理机构 | Middleton Reutlinger | 代理人 | Middleton Reutlinger ;Brackett Alexander P. |
| 主权项 | 1. An apparatus for screeding concrete to produce a level finished surface comprising: a frame assembly; a boom assembly secured to said frame assembly at a first end and to a screed head at a second end; a turntable rotatably mounted to said frame assembly; and a drive assembly secured to said turntable whereby said drive assembly rotates independently of said frame assembly. | ||
| 地址 | Floyds Knobs IN US | ||