Serpentine tube inspection positioning spine

Details Serpentine tube inspection positioning spine Serpentine tube inspection positioning spine

1991-10-07

1993-03-30

Bonck, Rodney H.

Machine element or mechanism

Control lever and linkage systems

Hand operated

745025, F16C 128

Patent

active

051973480

ABSTRACT:
A positioning spine for driving equipment used in inspecting tubing. A helical extension spring has a plurality of wheeled carriers mounted thereon at selected intervals. Wheels mounted on each carrier rotate in planes radial to the spring to allow the positioning spine to travel through tubes having bends in more than one plane. Each carrier is formed from two body sections that are fastened together around the spring.

REFERENCES:
patent: 1662093 (1928-03-01), Wells et al.
patent: 1930272 (1933-10-01), Huck
patent: 2926537 (1960-03-01), Pieterse

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