Title:
BREAKING DEVICE
Document Type and Number:
Japanese Patent JP2585939
Kind Code:
B2
Abstract:
PURPOSE: To enable the execution of each work with one machine by mounting either turning brake mechanism or a hydraulic motor by changing them, and mounting a large piece cutting attachment and a small piece cutting attachment removably to the tip part inner side faces of a pair of rotating arms.
CONSTITUTION: Recessed part for removably mounting a large piece cutting attachment and a small piece cutting attachment are formed at the tip part inner side faces of a pair of rotating arms 1, 1. When oil pressure is supplied to a hydraulic cylinder for expansion, the rotating arms 1, 1 are put in opening/ closing action around pivots 4, 4 so as to execute each work such as the breaking of maximum dimension material by the attachment, the cutting of reinforcement or the like by a short cutter and the cutting of H-shape steel or the like by a long cutter. Turning brake mechanism and a hydraulic motor are removably mounted to the rear end of a pinion shaft, so that either one is mounted being changed according to the situation of a work site.
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Inventors:
MORIKAWA TAKAO
OOGA TOSHIJI
SATONE HIROYUKI
ZAKOJI NOBUYUKI
OOGA TOSHIJI
SATONE HIROYUKI
ZAKOJI NOBUYUKI
Application Number:
JP1036893A
Publication Date:
February 26, 1997
Filing Date:
January 26, 1993
Export Citation:
Assignee:
OYODO KOMATSU
International Classes:
B02C1/02; B02C21/02; B23D17/06; E02F3/36; E02F3/96; E04G23/08; (IPC1-7): E04G23/08
Attorney, Agent or Firm:
Shogo Ebara (2 outside)