Suzhou Bearing Factory Co., Ltd.（SBF） has obtained a new invention patent: "High-efficiency and high-speed thrust needle roller bearing cage"
Suzhou Bearing Factory Co., Ltd. recently obtained a new invention patent authorization, named "A high-efficiency cage for thrust needle roller bearings suitable for high speed", the patent application number is CN202310980649.3, and the authorization time is September 17, 2024.
Patent description: This invention introduces a thrust needle roller bearing cage designed for high-speed environments, which belongs to the technical category of mechanical parts. It includes an annular cage and a series of longitudinally penetrating holes, which are used to place needle rollers, and locking mechanisms are provided at both ends of the holes to fix the position of the needle rollers. One end face of the cage has a protruding portion in the radial direction that enters the hole. This part is designed to contact the end face of the needle roller to reduce friction, and these protruding portions extend outward, which helps to enhance the durability of the cage and reduce the probability of thinning or cracking due to wear.
As of this year, Suzhou Bearing Factory Co., Ltd. has added 11 patent authorizations, an increase of 22.22% over the same period last year. According to the company's 2024 interim financial report, the total R&D expenditure in the first half of the year was 19.7899 million yuan, an increase of 5.21% compared with the same period last year.
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