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    • 10. 发明专利
    • SURVEYING AND EQUIPMENT FOR THE SAME
    • JPH02285211A
    • 1990-11-22
    • JP10821089
    • 1989-04-26
    • MURAMOTO KENSETSU KK
    • KAWAMURA HIROMASAHORINAKA TOSHIHARUKAWAGUCHI NOBUHIRO
    • E21D9/06G01C15/00
    • PURPOSE:To automate the surveying of a shield or the like and improve the efficiency of a surveying operation by obtaining the alignment of a rail by conducting a traverse calculation on the basis of a running distance and the cross angle of the rails. CONSTITUTION:An automatic shield surveying drive controller with the purpose of the drive control of a shield excavator 4 comprises a running body 3 which moves along rails 2 set on the crown center line of a segment, light wave range finder 5 carried by the shield excavator 4, an attitude detector 6, an automatic level measuring instrument 7 for conducting a level measurement by detecting a pressure from a leveling water communicating vessel, arithmetic means 25 realized by a computer and software for analyzing data obtained from these equipments and display means 26 for indicating a direction to an operator in the shield excavator 4. The running distances of trucks with respect to the rails are measured by distance measuring means 19, the tolerance angles of the rails connected to one another are obtained on the basis of the quantities of angular displacements measured by angle measuring means 18, a traverse calculation is conducted on the basis of the running distances and the tolerance angles and the alignments of the rails are obtained.