Method for controlling the direction of a shield tunneling machi

Details Method for controlling the direction of a shield tunneling machi Method for controlling the direction of a shield tunneling machi

1994-02-24

1996-03-26

Taylor, Dennis L.

Hydraulic and earth engineering

Underground passageway, e.g., tunnel

Boring

299 14, 299 18, 405138, 405146, E21D 900, E21D 906

Patent

active

055015484

ABSTRACT:
When a shield tunneling machine is deviated from the scheduled line while being propelled, the deviation of the shield tunneling machine from the scheduled line is detected and according to the data obtained on the deviation of the shield tunneling machine from the scheduled line, the propelling direction of the shield tunneling machine is automatically controlled.

REFERENCES:
patent: 4311411 (1982-01-01), Akesaka et al.
patent: 5135326 (1992-08-01), Mitani et al.
patent: 5186579 (1993-02-01), Hanamoto et al.
patent: 5296915 (1994-03-01), Akesaka
patent: 5330292 (1994-07-01), Sakanishi et al.

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