| 摘要 |
PURPOSE: A crane device for a ship is provided to improve the fixing stability of a boom bar by extending a boom rest in a longitudinal direction of the boom bar. CONSTITUTION: A crane device for a ship comprises a tower(200), a boom rest(300), and a boom bar. The tower is vertically installed in the upper part of the ship. The boom rest supports the boom bar in the upper part of the tower. The boom bar is mounted on the boom rest. The boom rest comprises multiple boom rest supports(310) which are mounted in the upper part of the tower in the longitudinal direction of the boom bar. |
