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公开(公告)号:US20070033811A1
公开(公告)日:2007-02-15
申请号:US11543847
申请日:2006-10-06
IPC分类号: B25D3/00
CPC分类号: B25D16/00 , B25D11/00 , B25D2222/09 , B25D2250/045 , B25D2250/145 , B25D2250/281 , B25D2250/391
摘要: A concrete drill for drilling concrete or the like by a diamond bit (5) attached to a front end of a bit drive shaft (4) projected forward from a main body (1) by driving to rotate the bit drive shaft (4) by a drive source (2) contained in the main body (1) in which the main body (1) is provided with a vibrating apparatus (8) for exerting a vibrating force a magnitude which is pulsated to change along the bit drive shaft (4) to the main body (1)
摘要翻译: 一种用于通过驱动将钻头驱动轴(4)驱动以将钻头驱动轴(4)旋转的钻头驱动轴(4)的前端附接到钻头驱动轴(4)的前端的钻石混凝土等的混凝土钻头, 包含在主体(1)中的驱动源(2),其中主体(1)设置有振动装置(8),用于施加沿着钻头驱动轴(4)脉动地改变的大小的振动力 )到主体(1)
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公开(公告)号:US20050217900A1
公开(公告)日:2005-10-06
申请号:US10497722
申请日:2003-01-14
CPC分类号: B25D16/00 , B25D11/00 , B25D2222/09 , B25D2250/045 , B25D2250/145 , B25D2250/281 , B25D2250/391
摘要: A concrete drill for drilling concrete or the like by a diamond bit (5) attached to a front end of a bit drive shaft (4) projected forward from a main body (1) by driving to rotate the bit drive shaft (4) by a drive source (2) contained in the main body (1) in which the main body (1) is provided with a vibrating apparatus (8) for exerting a vibrating force a magnitude which is pulsated to change along the bit drive shaft (4) to the main body (1).
摘要翻译: 一种用于通过驱动将钻头驱动轴(4)驱动以将钻头驱动轴(4)旋转的钻头驱动轴(4)的前端附接到钻头驱动轴(4)的前端的钻石混凝土等的混凝土钻头, 包含在主体(1)中的驱动源(2),其中主体(1)设置有振动装置(8),用于施加沿着钻头驱动轴(4)脉动地改变的大小的振动力 )到主体(1)。
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公开(公告)号:US07308949B2
公开(公告)日:2007-12-18
申请号:US11543847
申请日:2006-10-06
CPC分类号: B25D16/00 , B25D11/00 , B25D2222/09 , B25D2250/045 , B25D2250/145 , B25D2250/281 , B25D2250/391
摘要: A concrete drill for drilling concrete or the like by a diamond bit (5) attached to a front end of a bit drive shaft (4) projected forward from a main body (1) by driving to rotate the bit drive shaft (4) by a drive source (2) contained in the main body (1) in which the main body (1) is provided with a vibrating apparatus (8) for exerting a vibrating force a magnitude which is pulsated to change along the bit drive shaft (4) to the main body (1).
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公开(公告)号:US07204321B2
公开(公告)日:2007-04-17
申请号:US10497722
申请日:2003-01-14
CPC分类号: B25D16/00 , B25D11/00 , B25D2222/09 , B25D2250/045 , B25D2250/145 , B25D2250/281 , B25D2250/391
摘要: A concrete drill for drilling concrete or the like by a diamond bit (5) attached to a front end of a bit drive shaft (4) projected forward from a main body (1) by driving to rotate the bit drive shaft (4) by a drive source (2) contained in the main body (1) in which the main body (1) is provided with a vibrating apparatus (8) for exerting a vibrating force a magnitude which is pulsated to change along the bit drive shaft (4) to the main body (1).
摘要翻译: 一种用于通过驱动将钻头驱动轴(4)驱动以将钻头驱动轴(4)旋转的钻头驱动轴(4)的前端附接到钻头驱动轴(4)的前端的钻石混凝土等的混凝土钻头, 包含在主体(1)中的驱动源(2),其中主体(1)设置有振动装置(8),用于施加沿着钻头驱动轴(4)脉动地改变的大小的振动力 )到主体(1)。
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