发明授权
- 专利标题: Drilling machine positioning arrangement
- 专利标题(中): 钻床定位布置
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申请号: US208119申请日: 1980-11-18
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公开(公告)号: US4343367A公开(公告)日: 1982-08-10
- 发明人: Toru Mashimo
- 申请人: Toru Mashimo
- 申请人地址: JPX Hiroshima
- 专利权人: Toyo Kogyo Co., Ltd.
- 当前专利权人: Toyo Kogyo Co., Ltd.
- 当前专利权人地址: JPX Hiroshima
- 优先权: JPX52-66996 19770607
- 主分类号: E21B19/24
- IPC分类号: E21B19/24 ; E02F9/20 ; E21B7/02 ; E21B15/00 ; E21B15/04 ; E21B19/08 ; E21D9/10 ; G05B19/41 ; E21C11/00
摘要:
A positioning arrangement for a drilling machine or the like in which the desired position of a bit of the drilling machine mounted on a boom structure is indicated based on rectangular coordinates for facilitation of automatic positioning programming for the boom structure, with the position of a particular boom end being designated by numerical values for quick and accurate positioning of the boom structure at the required positions.
公开/授权文献
- US5449946A Semiconductor device provided with isolation region 公开/授权日:1995-09-12
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