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公开(公告)号:US07832808B2
公开(公告)日:2010-11-16
申请号:US11928471
申请日:2007-10-30
申请人: David R. Hall , Ronald Crockett , Jeff Jepson
发明人: David R. Hall , Ronald Crockett , Jeff Jepson
IPC分类号: E21C35/19
CPC分类号: E21C35/197 , E21C2035/1826
摘要: In one aspect of the present invention, a degradation assembly has a holder fitted within a block attached to a driving mechanism. The holder has a longitudinal central bore with an opening at an end opposite the driving mechanism. A high impact resistant tool has a carbide bolster axially intermediate a steel shank and an impact tip, the steel shank having a first end and a second end. A sleeve being radially intermediate the bore of the holder and the steel shank.
摘要翻译: 在本发明的一个方面,降解组件具有装配在附接到驱动机构的块内的保持器。 保持器具有在与驱动机构相对的一端具有开口的纵向中心孔。 高抗冲击工具具有在钢柄和冲击尖端的轴向中间的碳化物垫片,钢柄具有第一端和第二端。 套筒径向位于夹持器的孔和钢柄之间。
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公开(公告)号:US07690138B2
公开(公告)日:2010-04-06
申请号:US11748184
申请日:2007-05-14
申请人: David R. Hall , Francis Leany , Ronald Crockett , Jeff Jepson , Tyson J. Wilde
发明人: David R. Hall , Francis Leany , Ronald Crockett , Jeff Jepson , Tyson J. Wilde
IPC分类号: E02F9/28
CPC分类号: E02F3/142 , E02F5/06 , E02F9/2866
摘要: In one aspect of the invention a trenching machine for degrading natural and man-made formations, comprising a plurality of roller assemblies exteriorly mounted to a trenching boom or wheel. The rollers comprising a plurality of pointed inserts radially arranged along the wheel's outer diameter. The inserts are adapted to degrade the formation when the boom or wheel is activated.
摘要翻译: 在本发明的一个方面,一种用于降低天然和人造地层的挖沟机,包括多个辊组件,其外部安装到挖沟臂或车轮上。 辊包括沿着轮的外径沿径向布置的多个尖的插入件。 当起重臂或车轮被启动时,插入件适于降低地层。
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公开(公告)号:US07523794B2
公开(公告)日:2009-04-28
申请号:US11612168
申请日:2006-12-18
申请人: David R. Hall , Jeff Jepson , Ronald Crockett , John Bailey , Joe Fox
发明人: David R. Hall , Jeff Jepson , Ronald Crockett , John Bailey , Joe Fox
IPC分类号: E21B10/46
CPC分类号: E21B10/16 , B02C1/10 , B02C2/005 , B02C13/2804 , B02C2210/02 , E21B10/36
摘要: In one aspect of the invention, a wear resistant assembly has at least one hard insert disposed within a recess formed within a surface. A hard material substantially surrounds the hard insert and is also disposed within the surface. The hard material is separated from the insert by an intermediate material softer than both the insert and the hard material.
摘要翻译: 在本发明的一个方面,耐磨组件具有至少一个硬质插入件,其设置在形成在表面内的凹部内。 硬质材料基本上围绕着硬质插入物,并且还设置在表面内。 硬质材料通过比插入物和硬质材料软的中间材料与插入物分离。
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公开(公告)号:US07464993B2
公开(公告)日:2008-12-16
申请号:US11463953
申请日:2006-08-11
申请人: David R. Hall , Ronald Crockett , Jeff Jepson
发明人: David R. Hall , Ronald Crockett , Jeff Jepson
IPC分类号: E21C35/00
CPC分类号: E21C35/183 , E21C2035/1809 , E21C2035/1813 , E21C2035/1816
摘要: In one aspect of the invention, an attack tool has a wear-resistant base suitable for attachment to a driving mechanism. A first end of a generally frustoconical first cemented metal carbide segment bonded to the base. A second metal carbide segment is bonded to a second end of the first carbide segment at an interface opposite the base. The first end has a cross sectional thickness of about 0.250 to 0.750 inches and the second end has a cross sectional thickness of about 1 to 1.50 inches. The first cemented metal carbide segment also has a volume of 0.250 cubic inches to 0.600 cubic inches.
摘要翻译: 在本发明的一个方面,攻击工具具有适于附接到驱动机构的耐磨底座。 大致截头圆锥形第一胶结金属碳化物段的第一端结合到基底。 第二金属碳化物段在与基座相对的界面处结合到第一碳化物段的第二端。 第一端的横截面厚度为约0.250至0.750英寸,第二端具有约1至1.50英寸的横截面厚度。 第一个硬质合金碳化物段的体积也是0.250立方英寸到0.600立方英寸。
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公开(公告)号:US20080142272A1
公开(公告)日:2008-06-19
申请号:US11612168
申请日:2006-12-18
申请人: David R. Hall , Jeff Jepson , Ronald Crockett , John Bailey , Joe Fox
发明人: David R. Hall , Jeff Jepson , Ronald Crockett , John Bailey , Joe Fox
IPC分类号: E21B10/00
CPC分类号: E21B10/16 , B02C1/10 , B02C2/005 , B02C13/2804 , B02C2210/02 , E21B10/36
摘要: In one aspect of the invention, a wear resistant assembly has at least one hard insert disposed within a recess formed within a surface. A hard material substantially surrounds the hard insert and is also disposed within the surface. The hard material is separated from the insert by an intermediate material softer than both the insert and the hard material.
摘要翻译: 在本发明的一个方面,耐磨组件具有至少一个硬质插入件,其设置在形成在表面内的凹部内。 硬质材料基本上围绕着硬质插入物,并且还设置在表面内。 硬质材料通过比插入物和硬质材料软的中间材料与插入物分离。
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公开(公告)号:US07384105B2
公开(公告)日:2008-06-10
申请号:US11463998
申请日:2006-08-11
申请人: David R. Hall , Ronald Crockett , Jeff Jepson
发明人: David R. Hall , Ronald Crockett , Jeff Jepson
IPC分类号: E21C35/19
CPC分类号: E21C35/183 , E21C35/19 , E21C35/197 , E21C2035/1806
摘要: In one aspect of the invention, an attack tool is disclosed which has a wear-resistant base suitable for attachment to a driving mechanism, a first cemented metal carbide segment brazed to the base at a first interface, and a second metal carbide segment brazed to the first carbide segment at a second interface opposite the base. The attack tool also having a braze material disposed in the second interface with 30 to 62 weight percent of palladium.
摘要翻译: 在本发明的一个方面,公开了一种攻击工具,其具有适于附接到驱动机构的耐磨底座,在第一界面钎焊到基座的第一粘结金属碳化物段和钎焊到 在与基座相对的第二界面处的第一碳化物段。 攻击工具还具有布置在第二界面中的钎焊材料,其中30重量%至62重量%的钯。
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公开(公告)号:US20080099249A1
公开(公告)日:2008-05-01
申请号:US11668254
申请日:2007-01-29
申请人: David R. Hall , Ronald Crockett , Jeff Jepson
发明人: David R. Hall , Ronald Crockett , Jeff Jepson
IPC分类号: E21B10/36
CPC分类号: E21C35/183 , E21B10/5735
摘要: In one aspect of the invention, a tool has a wear-resistant base suitable for attachment to a driving mechanism and also a hard tip attached to an interfacial surface of the base. The tip has a first cemented metal carbide segment bonded to a superhard material at a non-planar interface. The tip has a height between 4 and 10 mm and also has a curved working surface opposite the interfacial surface. A volume of the superhard material is about 75% to 150% of a volume of the first cemented metal carbide segment.
摘要翻译: 在本发明的一个方面,一种工具具有耐磨底座,其适于附接到驱动机构,并且还具有连接到基座的界面表面的硬尖端。 尖端具有在非平面界面处结合到超硬材料的第一胶结金属碳化物段。 尖端具有4至10mm之间的高度,并且还具有与界面相对的弯曲工作表面。 超硬材料的体积为第一胶结金属碳化物段的体积的约75%至150%。
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公开(公告)号:USD566137S1
公开(公告)日:2008-04-08
申请号:US29283821
申请日:2007-08-24
申请人: David R. Hall , Ronald Crockett , Scott Dahlgren , Jeff Jepson
设计人: David R. Hall , Ronald Crockett , Scott Dahlgren , Jeff Jepson
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公开(公告)号:US07347292B1
公开(公告)日:2008-03-25
申请号:US11668307
申请日:2007-01-29
申请人: David R. Hall , Ronald Crockett , Jeff Jepson
发明人: David R. Hall , Ronald Crockett , Jeff Jepson
IPC分类号: E21B10/36
CPC分类号: E21C35/183 , E21B10/5735
摘要: In one aspect of the invention, a tool has a wear-resistant base suitable for attachment to a driving mechanism and also a hard tip attached to an interfacial surface of the base. The tip has a first cemented metal carbide segment bonded to a superhard material at a non-planar interface. The tip has a height between 4 and 10 mm and also has a curved working surface opposite the interfacial surface. A volume of the superhard material is about 75% to 150% of a volume of the first cemented metal carbide segment.
摘要翻译: 在本发明的一个方面,一种工具具有耐磨底座,其适于附接到驱动机构,并且还具有连接到基座的界面表面的硬尖端。 尖端具有在非平面界面处结合到超硬材料的第一胶结金属碳化物段。 尖端具有4至10mm之间的高度,并且还具有与界面相对的弯曲工作表面。 超硬材料的体积为第一胶结金属碳化物段的体积的约75%至150%。
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公开(公告)号:US20080036275A1
公开(公告)日:2008-02-14
申请号:US11558835
申请日:2006-11-10
申请人: David R. Hall , Ronald Crockett , Jeff Jepson , Tyson J. Wilde
发明人: David R. Hall , Ronald Crockett , Jeff Jepson , Tyson J. Wilde
IPC分类号: E21C25/10
CPC分类号: E21C35/183 , E21C35/197 , E21C2035/1806
摘要: A degradation assembly has an attack tool with a body and a shank. The body has a wear resistant tip with a hardness of at least 60 HRc. The shank is disposed within a bore of a holder secured to a driving mechanism. A retainer sleeve is disposed around the shank of the attack tool, wherein an annular gap of 0.002 to 0.010 inches exists between at least a portion of the sleeve and the shank.
摘要翻译: 降解组件具有具有身体和柄部的攻击工具。 机身具有耐磨头,硬度至少为60HRC。 柄设置在固定到驱动机构的保持器的孔内。 保持套筒设置在攻击工具的柄部周围,其中在套筒和柄部的至少一部分之间存在0.002至0.010英寸的环形间隙。
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