Devices for the cleaning of heating surfaces

Details Devices for the cleaning of heating surfaces Devices for the cleaning of heating surfaces

1975-03-31

1976-07-27

Sprague, Kenneth W.

Liquid heaters and vaporizers

Cleaning

165 84, F28G 700

Patent

active

039713431

ABSTRACT:
This invention relates to devices for cleaning the surfaces of pipes, and, in one embodiment particularly useful for cleaning the surfaces of suspended pipe coils in boilers, comprises a drive-cylinder actuated, two-armed lever, interconnected with the pipes to be cleaned by means of upper and lower connectors, wherein the arms of the lever are unequal in length and the distance c of its pivot point below the suspension level of the pipe coils with which it is associated, is equal to 2ab/(a+b),
Where a is the distance of the upper connector from said suspension level and b is the distance therefrom of the lower connector.

REFERENCES:
patent: 2183496 (1939-12-01), Peters
patent: 2550676 (1951-05-01), Dalin
patent: 3721217 (1973-03-01), Willach

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