| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a working brace for lumbago improvement that can adjust force to extend the waist according to a wearer. <P>SOLUTION: In the working brace for lumbago imiprovement which includes a waist belt, a chest belt, and an extensible member 30, the extensible member 30 applying force in a direction to enlarge a lumbar space by its extension includes: a cylindrical body 31; a rod-like body 32 inserted inside the cylindrical body 31 in a state of being relatively movable in an axial direction; a first pulley 33 fixed close to the end on the inserted side of the rod-like body 32; and an elastic body 34. The elastic body 34 in the tensioned state is formed to fix both end engaging parts 35 to elastic body end fixing parts 36 of the cylindrical body 31 and to be hung around the first pulley 33 to apply the force in a direction to extend the extensible member 30 by its resilience. <P>COPYRIGHT: (C)2012,JPO&INPIT |
