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Patent Searching and Data

Document Type and Number:
WIPO Patent Application WO/2023/169292
Kind Code:
An under door opening sealing structure and device, comprising a mounting member and a balance member. The mounting member is used to form a load-bearing platform for bearing the balance member, which is hung on a door panel; the mounting member has a swivel fulcrum; the balance member is provided with a retaining end and a limiting end connected to each other; when the connecting portion of the retaining end and the limiting end is located at the swivel fulcrum, the retaining end and the limiting end are respectively located on two sides of the swivel fulcrum, and the balance member can rotate around the swivel fulcrum; the retaining end is provided with a counterweight on the side close to the mounting member, and the counterweight is used for driving the retaining end to rotate towards the ground; and the limiting end is further provided with a sealing strip. The present invention can complete the sealing of an under door opening while closing a door, without additional steps, and the operation is simple, convenient, and fast. The device no longer needs a spring or motor, and is simple and clear, high in reliability, good in durability, and convenient and quick in subsequent maintenance.

HU, Tong (Yongcui Road Wuhou Distric, Chengdu Sichuan 5, CN)
Application Number:
Publication Date:
September 14, 2023
Filing Date:
March 02, 2023
Export Citation:
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HU, Tong (Yongcui Road Wuhou Distric, Chengdu Sichuan 5, CN)
International Classes:
Attorney, Agent or Firm:
CHENGDU XINGZHI ZHIXIN INTELLECTUAL PROPERTY AGENCY CO., LTD. (Building 2 88 Jiaozi Avenue, High-Tech Zon, Chengdu Sichuan 5, CN)
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