基本信息:
- 专利标题: BEARING STRUCTURE FOR DOWNHOLE MOTORS
- 专利标题(中):卧式电机轴承结构
- 申请号:PCT/US1987002095 申请日:1987-08-21
- 公开(公告)号:WO1988001702A1 公开(公告)日:1988-03-10
- 发明人: SMITH INTERNATIONAL, INC. , TOTH, Robert, E. , GECZY, Bela , McPHERSON, James, N.
- 申请人: SMITH INTERNATIONAL, INC.
- 专利权人: SMITH INTERNATIONAL, INC.
- 当前专利权人: SMITH INTERNATIONAL, INC.
- 优先权: US903,229 19860903
- 主分类号: F16C17/10
- IPC分类号: F16C17/10
摘要:
A unitary sleeve (11) mounts both thrust and radial bearings, the radial bearing (13) being fabricated of macro-crystalline tungsten carbide powder and cemented tungsten carbide cobalt chips in a recessed area (14) on an elongated extension (15) and the thrust bearing comprising a ring (27) carrying diamond inserts (29) residing in through holes (28), the ring (27) and inserts (29), being brazed on a hub (18) at the thrust head end (17) of the extension (15).
摘要(中):
单个套筒安装推力轴承和径向轴承,径向轴承由宏观碳化钨粉末和硬质合金碳化钴钴芯片制成在细长延伸部分的凹陷区域中,推力轴承包括承载位于通孔中的金刚石刀片的环 ,环和插入件钎焊在延伸部的推力头端的轮毂上。
IPC结构图谱:
F | 机械工程;照明;加热;武器;爆破 |
--F16 | 工程元件或部件;为产生和保持机器或设备的有效运行的一般措施;一般绝热 |
----F16C | 轴;软轴;曲轴机构的元件;除传动元件以外的转动部件;轴承 |
------F16C17/00 | 滑动接触轴承 |
--------F16C17/10 | .用于轴向和径向负载 |