| 摘要 |
PROBLEM TO BE SOLVED: To ensure that objects to be hooked are easily hooked onto a hook device and then the hooked objects are less likely to fall off.SOLUTION: A hook device includes an installing base 1 which is installed to an installed body W such as a wall or a pillar, wherein one end of an arm 2 available as a longitudinal member is rotatably installed to the installing base. The arm 2 is provided with a rectangular dovetail groove-shaped sliding groove 19 which is made of an extruded shape material in an approximately vertically long rectangular cross-sectional shape and opens downwards. Sliding members 26, allowing a hook member 3 to be rotatably attached thereto, are slidably fixed to the sliding groove 19. |
