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特許 権利維持 Convenient equipment that has not existed in the world yet The invention of this equipment is a made-in-Japan product of the world first The appearance rate of this patent is 0.2% (Grade A: IPB) This equipment is used for the escalator wheelchair going up and down at immediate time (0.2secmmm) The movement to the vertical direction because of the wheelchair becomes very convenient The best for move carrying out smoothly of elderly people and a physically handicapped persons. Elderly people and the handicapped are caused and social activity is aimed at. Economical and safe wheelchair up and down auxiliary apparatus which uses the existing escalator.Use is possible among the world anywhere. Freedom of the movement "of people who had all handicaps in the body like the senior citizen and the physically handicapped person, etc. was completely secured. It is possible to use it for Escalator of all parts of the world. (The patent has been registered.) Barrier-free of assistive technology that helps senior citizen and physically handicapped person. A lot of U.N member states including the advanced country were obligated to the legislating of all people's Freedom of the movement as for United Nations human rights equality ratification in 2007