- 专利标题： Cutting head having segmented cutting disc
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申请号： US15606745申请日： 2017-05-26
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公开(公告)号： US10590766B2公开(公告)日： 2020-03-17
- 发明人: Joaquim Antonio Soares de Sousa , Michael Laing
- 申请人： Joy MM Delaware, Inc.
- 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： E21C25/00
- IPC分类号： E21C25/00 ; E21C25/06 ; E21C27/02 ; E02F9/28 ; E21B3/02 ; E21C25/18 ; E02F5/20 ; E21B3/03 ; E21D9/10 ; E02F5/18 ; B26D1/00 ; E21C27/16 ; E21C31/02
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
- US20170342830A1 CUTTING HEAD HAVING SEGMENTED CUTTING DISC 公开/授权日：2017-11-30
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