F - Mech Eng,Light,Heat,Weapons – 28 – G
Patent
F - Mech Eng,Light,Heat,Weapons
28
G
F28G 13/00 (2006.01) B08B 9/04 (2006.01) F28G 1/12 (2006.01)
Patent
CA 2155622
A tube cleaner for removing thin hard deposits from the inner surface of a tube has a shaft with a nose portion and tail portion, and two or three scraper elements along the shaft. Each scraper element is a one piece element having a base portion and a plurality of outwardly biased rearwardly extending fingers terminating as blade portions. Adjacent fingers are of different lengths and the blade portions make substantially point-to-point contact with the tube inner wall surface as the scraper element is forced through the tube.
Krysicki Jerzy
Saxon Gregory J.
Conco Systems Inc.
Smart & Biggar
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