In order to mount suitable grabber in super narrow cage and make it running under protection of safety device, structure of BF standard cage grabber is reformed in design.

• 为了实现在过窄罐笼上安装合适的抓捕器，使其能够在安全装置保护下进行生产，对BF型标准罐笼抓捕器的结构进行了改造设计。