1. The steel piston is fitted with brass piston rings which, says Hytek, makes for longer life.

2. Piston Ring in the domestic industry more competitive enterprises.

3. Chamfer the piston ring slightly.

4. The influence of sand and dust particles on piston ring dynamics and blow-by was studied by taking into account the piston secondary motion.

5. A simple testing method of wear resistance for piston ring and cylinder sleeve is introduced.

6. Actually, piston ring is working under the state of boundary lubrication and the half dry friction.

7. A research was made on the structure of piston ring and elastic force ring in oilless lubrication compressors.

8. The piston ring is one of the key parts in the engine. The geometry and precision of free line of piston ring directly affect on some aspects of engine as power, oil cost, noise, life of cylinder.

9. Piston Ring, Piston, Cylinder Liner, Liner Kit, Engine Bearing, etc.

10. The influence of surface texture parameters on piston ring lubrication performance was obtained by solving the mathematical model with multi-grid method.

11. New type piston ring synthetic measurement instrument is the instrument which can measure both the height and trapezoid angle of the keystone piston ring and wedgy piston ring.

12. The piston ring is a key part of automobile engine.

13. The parameter design of the plastic piston ring refers to designing the piston ring thickness, piston ring axial height and piston ring linear expansion in case that the cylinder bore is known.

14. Looking further ahead, Teikokou Piston Ring Co. aims to double its monthly output to 20 million by 2014.

15. Pardue's aircraft had metal on the oil filter screens as well as part of a piston ring.

16. Moreover, the ball plungers (6) are positioned near the piston top dead center, at which the piston ring is positioned.

17. This thesis analyzes the impact of surface texturing on the piston liner and ring lubrication, and provides a theoretical basis for surface texturing's application in piston ring.

18. The influence of sand & dust and low pressure on dynamics of piston ring was studied.

19. The structural characteristic and machining method of runner blade servomotor piston ring for large Kaplan turbine are studied.

20. This paper discusses the hardware configuration and the PLC software design in the electrical control system of a piston ring profile lathing and milling combined machine tool.

21. So the researches on this system will be of great significance. An electrical system is developed for measuring the variation of the friction force between piston ring and cylinder bore.

22. Based on the analysis of motion and stress, a selecting method for piston ring material in oilless compressor is presented .

23. The plasma nitriding will improve on surface hardness and wear resistance of the piston ring.

24. Using the moving grid technology, the influence of a particle in oil film in a cylinder on piston ring lubrication was investigated.

25. Basically, this compressor is not in the oil cylinder, the piston ring and packing usually PTFE.

26. After taking a three-ring pack for example, the effect of the valid area ratio and location for particles on blow-by of the piston ring pack is studied.

27. For grinding mill roll, casting, ingot steel, machineries, bearing and piston ring etc.