-
公开(公告)号：US4035039A
公开(公告)日：1977-07-12
申请号：US657889
申请日：1976-02-13
CPC分类号： E21B10/22 , F16C33/726 , F16C33/7886 , F16C19/386 , F16C2352/00
摘要： Rock bit assembly comprising a rock bit for drilling holes in the earth's crust mainly consisting of an integral bit body which can be connected to a drive shaft, a number of rotatable cutter cones which, by means of a rolling bearing arrangement, is rotatably connected to said bit body, each of said cutter cones comprising a central shaft or pin forming a part of said rolling bearing arrangement, wherein a cutter cone and bearing arrangement form a unit which is disengageably secured to said bit body by means of the outer race ring of said bearing arrangement.
摘要翻译： 岩石钻头组件包括用于在地壳中钻孔的岩石钻头，主要由能够连接到驱动轴的整体钻头体组成，多个可旋转切割锥体，其通过滚动轴承装置可旋转地连接到 所述钻头体，每个所述切割锥体包括形成所述滚动轴承装置的一部分的中心轴或销，其中切割锥体和轴承装置形成单元，该单元通过外圈的外圈环可分离地固定到所述钻头体上 说轴承安排。
-
公开(公告)号：US3946576A
公开(公告)日：1976-03-30
申请号：US347738
申请日：1973-04-04
申请人： Carl Eric Johansson
发明人： Carl Eric Johansson
CPC分类号： F16D3/58
摘要： Flexible coupling comprising two coupling halves of which part of the coupling half projects into another coupling half, both coupling halves being connected to transmit power by means of elastic elements all of which are always evenly loaded, characterized in that the elastic elements are enclosed by the coupling halves over their entire surface, whilst at least one coupling half consists of more dividable parts.
摘要翻译： 柔性联接器包括两个联接半部，其中联接半部分的一部分突出到另一个联接半部中，两个连接半部通过所有这些均匀负载的弹性元件连接以传递动力，其特征在于，弹性元件被 在其整个表面上连接一半，而至少一个耦合半部由更可分割的部分组成。
-
搜索结果
2 条记录 (耗时 0.01 秒)
