Laser guidance system for tunnelling machines
Gorham, Barry
Laser guidance system for tunnelling machines - 1989 - Land & Minerals Surveying 7(9) September 1989, 422-427(6) .
Describes the development of a laser based unit for the automatic position and attitude measurement of a tunnel-boring machine. The system is derived from the laser-based robotic total station `Laserfix` recently developed at North-East London Polytechnic.
LASERS
Laser guidance system for tunnelling machines - 1989 - Land & Minerals Surveying 7(9) September 1989, 422-427(6) .
Describes the development of a laser based unit for the automatic position and attitude measurement of a tunnel-boring machine. The system is derived from the laser-based robotic total station `Laserfix` recently developed at North-East London Polytechnic.
LASERS