Counterweight removal device

Details Counterweight removal device Counterweight removal device

B - Operations, Transporting

66

C

212/41.1

B66C 23/72 (2006.01) B66C 23/74 (2006.01) E02F 9/18 (2006.01)

Patent

CA 2018924

A counterweight removal device for crane, whereby said counterweight can be fixed on a counterweight mounting frame fixed on the rear end of swing frame after lifting up to the determined height by using chains driven by lift cylinders and by passing rotating beds rotatably fixed on the rear end of the counterweight mounting frame through vertical grooves formed on the back of counterweight by keeping said rotating bed in ver- tical position or by retreating the pins into the mounting frame and placing housing hollows on said rotating beds in horizontal position or on said bearing pins stuck out so as to be fixed on the counterweight mounting frame.

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