[美刊《矿井与采石场》报道] JRB 股份有限公司推出两种可以安装在挖掘机上的台车破碎机。1500型破碎机可以安装在65,0001b(1Jb=0.4536kg)或更大的挖掘机上。第3种型号装有可以旋转360°的标准液压旋转部件,可以为破碎机提供更大的工作范围和有效的位置控制。台车破碎机采用有专利权的抓斗设计,这可将挖掘机的吊杆和动臂的应力减至最小。 [US Journal of Mine and Quarry] JRB Corporation introduced two types of trolley breakers that can be installed on excavators. Model 1500 crushers can be mounted on 65,000 lb (1 Jb = 0.4536 kg) or larger excavators. The third model features a standard hydraulic swivel that rotates 360 ° to provide a wider working range and effective position control for the crusher. The palletizer uses a patented grab design, which minimizes the stress on the boom and boom of the excavator.