Finance Industry reported on February 21, 2025 that the information of the National Knowledge and Rights Bureau showed that Qingdao Haier Laundry Co., Ltd. and Haier Zhijie Co., Ltd. applied for a \”one door structure and installation\” \”Product of Method\”, Publication No. CN 119491643 A, application date is August 2023.
A summary of the patent shows that the invention discloses a door structure, including an outer shell and a support plate, the support plate includes a support inner plate and a support outer plate. The outer shell is installed on the outer side of the support outer plate to support inner plate, The supporting outer plate is respectively installed on both sides of the supporting frame, and the supporting frame and the connected reinforcement structure are formed into a parallel four-bar skeleton structure to support the outer shell and the supporting board; the present invention also discloses the installation method of the door structure. The door structure in the present invention includes an outer shell and a support plate. The support plate includes a support inner plate and a support outer plate. The outer shell is installed on the outer side of the support outer plate, and the support inner plate and the support outer plate are respectively installed on both sides of the support frame, and The shell is made of metal material and is The inner plate and support outer plate are made of ACM plates to improve the stability of the door structure and make the door structure stable and unchanged. A double parallel four-bar skeleton structure is also installed in the door structure to support the outer shell and support plates firmly. Further enhance the stability of the door structure.
Tianyan Check data shows that Qingshima Haier Laundry Machinery Co., Ltd., established in 2004 and is located in Qingshima City. It is an enterprise mainly engaged in the manufacturing of electric machinery and equipment. The company registered capital is 238.61 million, and the actual capital is 238.61 million. Through Tianyan Check data analysis, Qingdao Haier Laundry Co., Ltd. has invested in 4 companies in a total of 145 bidding projects, 169 trademark information and 5,000 patent information in terms of knowledge and property rights. In addition, the company also has 12 administrative licenses.
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