Railways – Tubular way – Internal service device
Patent
1976-04-19
1977-07-12
Peters, Jr., Joseph F.
Railways
Tubular way
Internal service device
105365, 180 1R, 180 20, 180 30, 280 92, B62D 6102
Patent
active
040346790
ABSTRACT:
A powered pipeline crawler comprising a personnel carrier having an outer configuration complementary to the inner cross-sectional configuration of a pipeline and provided with suitable wheels for longitudinal movement through a pipeline. In addition, power means is provided for the carrier for propelling the device through the pipeline upon the control of the personnel being carried thereby.
REFERENCES:
patent: 1116644 (1914-11-01), Supan
patent: 2067546 (1937-01-01), Rocher
patent: 2485770 (1949-10-01), Place
patent: 2533752 (1950-12-01), Alamagny
patent: 3190387 (1965-06-01), Dow
patent: 3547040 (1970-12-01), Baran
patent: 3566985 (1971-03-01), Triplett
patent: 3700059 (1972-10-01), Sutton
Ford James E.
Gaither Teddy W.
Peters Jr. Joseph F.
Rubenstein Jack D.
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