What are the patents about elevators?

Traditional elevators are roughly divided into two types according to the purpose of passengers. 1. Vertical box elevator (mainly used in high-rise buildings, commercial and residential buildings) 2. Walking elevator (mainly in large shopping malls and public places where people are relatively concentrated). The elevator in the relay corridor fills the gap that most houses with 7 floors and above are not suitable for elevators. Most people will feel very tired when climbing stairs, especially for sub-health and the elderly and the disabled. Relay corridor elevators are unprecedented in equipment operation and riding mode, but traditional elevators are roughly divided into two types according to the use of passengers. 1. Vertical box elevator (mainly used in high-rise buildings, commercial and residential buildings) 2. Walking elevator (mainly in large shopping malls and public places where people are relatively concentrated). The elevator in the relay corridor fills the gap that most houses with 7 floors and above are not suitable for elevators. Most people will feel very tired when climbing stairs, especially for sub-health and the elderly and the disabled. The relay corridor elevator is unprecedented in both equipment operation and riding mode. It is the final result of more than ten years' hard and repeated research by Mr. Gang, the chairman of Zhejiang Feichang Corridor Elevator Co., Ltd. and his team. Obtaining patents in China and many countries and regions around the world has brought good news to mankind! Countless people have benefited from this. It is affectionately called "the third elevator in the world" by relevant experts and users. After more than ten years of repeated research, Mr. Wang and his team finally achieved results. Patented in China and many countries and regions around the world, bringing good news to mankind! Countless people have benefited from this. It is affectionately called "the third elevator in the world" by relevant experts and users.