Abstract
Background: Ball bearings are widely used in industry. They are core components of mechanical equipment. The research on the structural improvement of ball bearings is beneficial to enhancing the performance of bearing. Comparing with traditional structure, novel ball bearing has brought a lot of advantages and solved many problems in the working.
Objective: The study aims to report the latest research on the structure of ball bearings and provides a reference for scholars and engineers.
Methods: This paper reviews various representative patents related to ball bearings in principal aspects, such as lubrication, sealing, temperature, vibration, noise, and intelligence.
Results: Through retracing the characteristics of different types of ball bearings, the main existing problems in the current situation are summarized and analyzed. The future development of patents on the structure of ball bearing is discussed.
Conclusion: The structural improvement of ball bearing is conducive to the development of bearing technology. Ball bearings with characteristics of simple structure, intelligence and integration will have a good prospect in the future.
Keywords: Ball bearing, lubrication, sealing, temperature, vibration, noise, intelligence.
Graphical Abstract
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