A protecting joint is added at power head rod joint in order to prevent power head rod joint abrasion when rod is screwed or unscrewed.
在拧卸钻杆时为了保护动力头钻杆接头，防止其磨损，通常的做法是在该接头处联接一个保护接头。
A pumping rod housing lock joint of a screw pump is primarily used to resolve the problem that the current screw pumping rod joint is easy to release.
一种螺杆泵抽油杆防脱扣接头主要解决现有螺杆泵抽油杆接头易脱扣问题。
Who, right is Quanzhou Deyuan bearing industrial Company, a high technology enterprise specialized in making the high quality YC bearings, Thrust bearing, and joint rod end bearings.
他就是专注从事生产高品质外球面带轴承、向心关节轴承以及杆端关节轴承的高新技术企业—泉州市德源轴承实业有限公司。
Due to the form of joint and the rigidity of rod, tension descends greatly on far end.
由于采用栓接连接方式，以及拉杆本身的刚度，张拉力在离张拉点较远一端衰减的很快。
As its structure character of beam pumping unit, vibration and noise happen on the joint of connection rod head and beam during operation.
游梁平衡抽油机由于其自身结构特点，在运行过程中，连杆上接头与横梁连接部分经常会出现振动和响声。
Specially manufacture automotive Chassis fittings, Steering parts, Ball joint, Tie rod end, Side rod Assy, Rock and Stabilizer link, Control arm, Idler arm, Pitman arm, Center link cross rod.
专业制造汽车底盘部件和转角及转动部件，产品有：悬挂球头、拉杆球头、控制臂球头、转角拉杆球头、拉杆总成、主邦汰、副邦汰等系列。
It has series of products such as Tie rod End, Ball Joint, Rack End, Stabilizer Link, Control Arm and so on.
主要有拉杆球头，球头，拉杆，稳定杆，控制臂等一系列悬挂产品。
The changing regularity of pressure angle of ball joint and the optimum position region of pressure angle in given rod structure were proved through computer aided analysis.
通过计算机辅助分析，求得了该点压力角的变化规律及给定杆系参数下压力角的最佳变化区间。
The wrist joint movable connecting rod for fixing across the wrist joint can bring function exercise to the wrist joint earlier without affecting the fixation and the recovery of the fracture.
本发明能使腕关节得到早期的功能锻炼，又不影响骨折的固定和恢复。
The structural layout and calculation method of space truss with inclined rod and mast, joint construction, material selection, fire proof design a nd coating selection etc.
介绍了深圳游泳跳水馆钢屋盖结构设计，包括结构布置、带斜拉桅杆空间桁架的计算、节点构造、材料选用、防火设计以及结构涂装等。
The results revealed that the non homogeneous distribution of the carbide caused the "zonal structure" appeared in the joint of drill rod which is hardened and hightemperature tempered.
结果表明，碳化物分布不均匀导致调质处理后在钻杆接头中产生“带状组织”。
The primary goal of this research is the non-linear properties of the loose joint of membrane pump's connecting rod and slider.
主要研究了隔膜泵曲柄滑块机构连杆小头与滑块连接副松动的非线性特性。
The results revealed that the non homogeneous distribution of the carbide caused the "zonal structure" appeared in the joint of drill rod which is hardened and high temperature tempered.
结果表明，碳化物分布不均匀导致调质处理后在钻杆接头中产生“带状组织”。
The invention relates to a Cu-Al pipe welding joint, a preparation method and a special core rod thereof.
本发明涉及一种铜铝管焊接接头、其制备方法及专用芯棒。
A joint lever is arranged on the joint, and can press the push rod when pulled by a guy cable to open the valve core.
接头上有接头杠杆，在拉索的拉动下能够压动顶杆，打开阀芯。
The utility model is composed of a functional device, an operating rod, a movable joint, a control circuit box, and a cable wire.
它由功能器、操纵杆、活动节、控制电路盒和电缆线构成；
The butt welder is widely used in butt joint of such materials as steel, iron, copper and aluminum rod. It is also used in the butt joint of flat bar, flat aluminum, steel tube and steel tube.
系列对焊机广泛应用于钢、铁、铜、铝杆等材料的对接，也适用于扁钢、扁铝和钢管、铁管的对接。
The utility model provides an air-suspending piston rod-less air cylinder which includes an air cylinder body, a power source joint and a piston provided with a slide channel;
本实用新型提供一种气悬浮活塞式无杆气缸，包括气缸体、动力源接头以及具有滑动通道的活塞；
The utility model provides an air-suspending piston rod-less air cylinder which includes an air cylinder body, a power source joint and a piston provided with a slide channel;
本实用新型提供一种气悬浮活塞式无杆气缸，包括气缸体、动力源接头以及具有滑动通道的活塞；
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