F - Mech Eng,Light,Heat,Weapons – 16 – L
Patent
F - Mech Eng,Light,Heat,Weapons
16
L
166/14
F16L 55/00 (2006.01) F16L 55/26 (2006.01) F17D 5/00 (2006.01)
Patent
CA 1296617
A B S T R A C T In an apparatus for conducting predetermined operations in the interior of a pipe by means of a tool, second drive means for displacing said tool in the radial direction of said pipe is provided with a plurality of cylinder mechanisms, and said cylinder mechanisms are interconnected so that said tool may be displaced in the radial direction of said tool by a value corresponding to a total amount of expansion and contraction of said cylinder mechanisms.
589456
Isaka Katsuhide
Ito Masahiro
Nagayoshi Akito
Kabushiki Kaisha Iseki Kaihatsu Koki
Moffat & Co.
Sekisui Kagaku Kogyo Kabushiki Kaisha
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