| 摘要 |
PROBLEM TO BE SOLVED: To quickly and easily disengage a nail with a versatile tool. SOLUTION: A pair of swinging elements 4 are housed inside a frame unit 2. The shaking elements 4 are connected with the frame unit 2 via support bars 5 and have engagement parts 6a protruding on their bottom ends. Protrusions 4c are formed on both the swinging elements 4 on their respective facing positions of their top sides. Tools such as a driver, etc., are inserted between both the protrusions 4c to make the bottom ends of the swinging elements 4 swing toward the facing positions, and the engagement parts 6a engaged by an engagement hole 8 are disengaged. |
