Shield constructs machine and reachs receipt with short sleeve device

• Main Authors: WU FEI, CAI LI, ZHANG KUNFENG, ZENG SHUHUI, WAN WEIYAN, ZHENG DONGSHENG, TIAN SHIGUO
• Format: Patent
• Language: Chinese; English
• Published: 03.11.2017
• Subjects: EARTH DRILLING; FIXED CONSTRUCTIONS; GALLERIES; LARGE UNDERGROUND CHAMBERS; MINING; SHAFTS; TUNNELS

The utility model provides a shield constructs machine and reachs receipt with short sleeve device. Short sleeve device includes that the shield constructs steel sleeve body and rear end cap that the machine corresponds, its characterized in that: the position that is close to the opening end at the...