学校住環境における家具と児童の身体寸法の適合 : 机・椅子の号数変化による児童の意識および疲労の変化

概要

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A large number of studies have been made on the desk and chair viewed in ergonomic approach, but little is known about the matching between the measurement of child's body and the desk and chair in classroom. The purpose of this paper is to investigate the change in children's consciousness and tired. feeling according to the change in height of desks and chairs in classroom.The results obtained are summarized as:1) The desks and chairs adjusted to proper size were not distributed among children, large size furniture were allotted to many children before the investigation.2) Children evaluated that the proper size desks and chairs provided by the Japanese Industrial Standard were low. They hoped for the desks and chairs which height were higher than the proper size ones.3) The desks and chairs of height at minus one level and proper size in JIS were bad evaluations from the consciousness investigation, such as "ease of use", "calm", "comfort", "likes and dislikes". On the other hand, the height at plus one, plus two and plus three level were good evaluations. Children hoped for higher desks and chairs from the viewpoint of consciousness.4) The number of children who felt tiredness by lowering of the height of the desks and chairs had increased, and children felt a lot of tiredness in order of the back, the neck, the foot, the arm, and the waist.