Date: 2013-08-01

New Type Combined Radial Thrust Ball Bearing Has Been Developed in Henan

This new type bearing was developed by Mr. Lishejun. He's the president of Henan Yichuan Guanghua Bearing Factory and has engaged in bearing's research for 28 years. It took him more than one year to develop the bearing. Now the new type bearing has been gone into mass production and it has been patented by National Patent Bureau (patent No. ZL032842082). This new type bearing filled a gap in our bearing for oil drilling industry.

This bearing has been widely used in machine for oil drilling industry. Concerning structure, this bearing changed from four points contact to three points contact. Compared with the traditional bearing, it charactered by long service life, anti-friction, anti-impact and large contact surface between axle and the inner ring of bearing, low friction of both axle and inner ring, easy mounting, easy maintaining etc. This patent bearing facilitate the work in oil drilling inductry.

Nowaday, this bearing invented by Mr. Li has been running in the oil drilling system in Changqing, Shengli and other domestic oil field. So far the bearing performed well.

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