- 专利标题： Cutting head having segmented cutting disc
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申请号： US16820224申请日： 2020-03-16
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公开(公告)号： US10989050B2公开(公告)日： 2021-04-27
- 发明人: Joaquim Antonio Soares de Sousa , Michael Laing
- 申请人： Joy Global Underground Mining LLC
- 申请人地址： US PA Warrendale
- 专利权人： Joy Global Underground Mining LLC
- 当前专利权人： Joy Global Underground Mining LLC
- 当前专利权人地址： US PA Warrendale
- 代理机构： Michael Best & Friedrich LLP
- 主分类号： E21C27/00
- IPC分类号： E21C27/00 ; E21C27/20 ; E21D9/10 ; E21C27/02 ; E02F9/28 ; E02F5/18 ; B26D1/00 ; E21B3/02 ; E21C25/06 ; E21C25/18 ; E21C27/16 ; E21C31/02 ; E02F5/20 ; E21B3/03
摘要：
A cutting device for engaging a rock face includes a disc body supported for rotation about an axis of rotation, and a plurality of peripheral portions removably secured to the disc body. Each of the peripheral portions including a plurality of cutting bits positioned on a peripheral edge. The peripheral edge of each peripheral portion is aligned with the peripheral edges of adjacent peripheral portions.
公开/授权文献
- US20200217198A1 CUTTING HEAD HAVING SEGMENTED CUTTING DISC 公开/授权日：2020-07-09
信息查询
IPC分类:
| E | 固定建筑物 |
| E21 | 土层或岩石的钻进；采矿 |
| E21C | 采矿或采石 |
| E21C27/00 | 使矿物完全落离矿层的机械 |
