Measuring and testing – Inspecting
Patent
1994-04-06
1995-06-13
Raevis, Robert
Measuring and testing
Inspecting
H04N 718
Patent
active
054232309
ABSTRACT:
A long range internal pipe inspection/maintenance system comprising an elongated, flexible push snake including an outer protective sleeve for insertion in the pipe and for carrying pipe inspection equipment, and a driven mechanism for applying tension to the snake to facilitate movement of the snake through the pipe to increase the snake inspection range.
REFERENCES:
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patent: 4050384 (1977-09-01), Chapman
patent: 4178875 (1979-12-01), Moshetti
patent: 4722001 (1988-01-01), Rohrich et al.
patent: 5084764 (1992-01-01), Day
patent: 5174164 (1992-12-01), Wilheim
Fisk Allan
Olander Ross
Snyder Mark
Foster-Miller Inc.
Iandiorio Joseph S.
Raevis Robert
Teska Kirk
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