According to news from the financial industry on January 9, 2025, information from the State Intellectual Property Office shows that Shandong Jinling Mining Co., Ltd. has obtained a patent called \”Anti-crush Electric Door Protection Device\”. Authorization announcement number CN 222296011 U, application date is January 2024.
The patent abstract shows that the utility model relates to an anti-crowding electric door protection device, which belongs to the field of mine ventilation technology. It includes a two-fold door leaf arranged at an angle. A driving device is installed in the space at the upper end of the door leaf. The output end of the driving device is connected to a screw. The screw drives a matching slider. One end of the slider is hinged to the connecting rod, and the other end of the connecting rod is hinged. On the door leaf, a matching guide seat is installed on the lower end of the slider, and a buffer mechanism is installed on the connecting rod. The utility model provides an anti-crowding electric door protection device, which is added with a buffer mechanism to reduce the rigid impact on transmission parts.
Tianyancha data shows that Shandong Jinling Mining Co., Ltd. was established in 1996 and is located in Zibo City. It is an enterprise mainly engaged in ferrous metal mining and dressing. The registered capital of the company is RMB 595.34023 million, and the paid-in capital is RMB 347.7401 million. Through Tianyancha big data analysis, Shandong Jinling Mining Co., Ltd. has invested in 10 companies and participated in 783 bidding projects. In terms of intellectual property rights, it has 1 piece of trademark information and 206 pieces of patent information. In addition, the company also has 420 administrative licenses. Piece.
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