| 摘要 |
PROBLEM TO BE SOLVED: To improve safety by preventing the releasing of a coupling state of a belt side member and a waist bag side member unless operation for releasing the coupling state is performed, in a work case of a type enabling the belt side member and the waist bag (a tool storing tool) side member to be detachably coupled.SOLUTION: A belt side member 2 and a waist bag side member 6 are respectively provided with fitting portions 20 and 40 (40:an H-shaped slit) which are detachably fitted with each other, and the fitting portions 20 and 40 are formed with key inserting spaces 44 communicated with each other when fitted with each other. By inserting a key 10 in the key inserting spaces 44, the belt side member 2 and the waist bag side member 6 are coupled.SELECTED DRAWING: Figure 2 |
