According to news from the financial industry on December 19, 2024, information from the State Intellectual Property Office shows that Ningbo Shengshifeng Technology Co., Ltd. has obtained a patent called \”a three-way transmission mechanism for doors\” and authorized Announcement number CN 222162280 U, application date is April 2024.
The patent abstract shows a three-way transmission mechanism for a door, which is characterized in that: the three-way transmission mechanism for the door includes an external round handle 1, a rotating shaft 2 and a cylinder with a three-way height staggered chute. Box 3, gear 4 and rack 5 etc.
This article comes from the financial world
本站内容及图片来自网络,版权归原作者所有,内容仅供读者参考,不承担相关法律责任,如有侵犯请联系我们：609448834
