Insertion and guidance of a pipe travelling vehicle in the pipe

Details Insertion and guidance of a pipe travelling vehicle in the pipe Insertion and guidance of a pipe travelling vehicle in the pipe

1995-09-05

1997-03-18

Morano, S. Joseph

Railways

Tubular way

Internal service device

B61B 1310

Patent

active

056112831

ABSTRACT:
A method for guiding a motor driven wheeled device in a required direction along the interior of a pipe comprises providing the device with a guard, lowering the device with the guard leading through a hole bored in the wall of the pipe to gain access to the interior of the pipe, causing the guard to engage the internal wall of the pipe and position the device on its wheels facing in the required direction and then starting the motor to cause the wheels to rotate and move the device in the required direction.

REFERENCES:
patent: 4006359 (1977-02-01), Sullins et al.
patent: 4244296 (1981-01-01), Vertut
patent: 4862808 (1989-09-01), Hedgcoxe et al.
patent: 5142990 (1992-09-01), Leonard

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