| 摘要 |
PROBLEM TO BE SOLVED: To remove anxiety and allow a user to work in safe, because it is dangerous for user being unsteady on his/her feet when working on a stepladder or a step tool even though they are lower. SOLUTION: The present invention avoids danger of stepping up and down a stepladder or step tool by providing a safety handle which is formed so that the user can grab it easily. A number of middle and older aged people are increasing rapidly and such people have weakened muscles in their legs and waists. They can use the present invention as a tool for sustainable exercise at an immediate place to maintain their physical fitness by themselves regardless of weather and environment. COPYRIGHT: (C)2011,JPO&INPIT
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