Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
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Albert Edward Line
Robert Lee Marriott
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Individual
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Individual
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Publication of GB190422596ApublicationCriticalpatent/GB190422596A/en
22,596. Line, A. E., and Marriott, R. L. Oct. 20. Pipe and tube cleaning brushes; bristles, fixing; stocks.-A b r u s h for cleaning the flues and tubes of steam boilers consists of (1) a metal tube a, Fig. 1, pierced with holes b arranged at equal distances opposite one another in a double spiral, and (2) metal or other bristles c longer than the diameter of the boiler tube d which they are to clean. The bristles c are locked in place by a pointed mandrel e, Fig. 2, driven up the tube a. The brush is provided with a screw shank g and a loose ring f. When used for cleaning water tubes in boilers, stronger wires are employed.
GB190422596D1904-10-201904-10-20Improvements in or connected with Wire and other Brushes for Cleaning Boiler Tubes, and for similar purposes.
ExpiredGB190422596A
(en)
Improvements in Devices for Cleaning the Outside of Pipes, Tubes & any other part in Steam Generators, Superheaters, Water Heaters, & the like, where Soot & Dirt or the like may Collect.