PROBLEM TO BE SOLVED: To provide a drawing device for a built-in tilting jib of a crane, with which it is practicable to easily perform operation with a minor force. ;SOLUTION: A jib tilting bracket 10 is mounted through a pin 3 on a bracket 2 attached on a top boom 1, and an upper pad 12 is installed on the jib tilting bracket 10, and in the inside, an upper roller bearing 13 is installed as protruding a little, while a front lower pad 14 and rear lower pad 15 are installed below the bracket, and between them a lower roller bearing 16 is installed as protruding a little. A jib 20 is inserted between the upper roller bearing 13 and lower roller bearing 16, and at the tail a jib tail roller bearing 22 is furnished, and an upper roller runoff groove 23 and a lower roller runoff groove 24 are provided above and below the tail of the jib 20. Thus the jib can be drawn out easily.;COPYRIGHT: (C)1997,JPO
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