HYDROBARODYNAMIC DEVICE FOR CLEANING OF INNER SURFACE OF PRESSURE PIPELINES Russian patent published in 2012 - IPC B08B9/04

Abstract RU 2466803 C2

FIELD: machine building.

SUBSTANCE: hydrobarodynamic device for cleaning of inner surface of pressure pipelines contains a cuff, a hollow stock and a cavitator-limiter of stroke. Hollow stock is provided with sprung cup-shaped cylinder covering openings of cylindrical work chamber being an extension of hollow stock and exceeding its diameter step-like. Sprung cup-shaped cylinder, its bottom and work chamber step form control chamber connected to stock cavity and then to cuff cavity, and work chamber bottom is connected to cavitator-limiter of stroke via adaptor.

EFFECT: higher efficiency and improved operating reliability of the device.

1 dwg

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RU 2 466 803 C2

Authors

Ezhov Vatslav Vladimirovich

Dates

2012-11-20—Published

2011-04-14—Filed