Counterweight removal device
Номер патента: CA2018924C
Опубликовано: 19-12-1995
Автор(ы): Hideyuki Izumi, Junichi Shimizu, Nobuyuki Kobayashi, Norio Nakajima, Shigeru Kojima, Tadashi Toda, Tsuruo Hamamoto
Принадлежит: Shin Caterpillar Mitsubishi Ltd
Опубликовано: 19-12-1995
Автор(ы): Hideyuki Izumi, Junichi Shimizu, Nobuyuki Kobayashi, Norio Nakajima, Shigeru Kojima, Tadashi Toda, Tsuruo Hamamoto
Принадлежит: Shin Caterpillar Mitsubishi Ltd
Реферат: 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.
Counterweight removal device
Номер патента: CA1188261A. Автор: Emory J. Sickler. Владелец: JI Case Co. Дата публикации: 1985-06-04.