Taide Shares (stock code: 831278), a company listed on the Beijing Stock Exchange, recently obtained a new patent certification. The holder of this patent is Taide Shares, and the main inventors include Liu Kuixing, Zhang Chunshan, Si Limin and Li Kangkang. The grant date of the patent is September 20, 2024, the patent name is “A double-row angular contact ball bearing for a screw”, the patent category is a Chinese utility model patent, and the application number is CN202323604296.1.

According to the patent abstract, the invention relates to a double-row angular contact ball bearing suitable for a screw drive system, which includes an inner and outer ring assembly and a ball located between the two. The ball is placed in a cage, and there are two cages arranged opposite to each other, and the balls are staggered. This double-row angular contact ball bearing has a compact design, which is easy to install and produce, and its axial displacement performance is equivalent to that of two sets of traditional single-row angular contact ball bearings. In addition, this design makes packaging and transportation more convenient, prolongs the service life of the bearing, and can store grease inside the bearing, effectively avoiding the leakage of grease during operation and preventing external impurities from entering the bearing.