抄録
This research is universal design for electric kettle of the usability and safety. It analyze the position of the gravity and knob for electric kettle, and discover the problem in fuman engineering of a current products. The relation of product and human is chenge like same to the age change. A lot of products what shoul be the review for the relation to the most important body when the tool is used like an electric kettle exist in all place. If an appropriate relation of the thing can keep being created always, The original role of the products "It is improved the quality of the life of man" might be demonstrated enough.
