CONVEYOR BELT CLEANING DEVICE Russian patent published in 1995 - IPC

FIELD: conveyor on-line maintenance equipment. SUBSTANCE: device has hollow casing containing working fluid, through opening made in casing wall, scraper with cutting edge mounted in through opening for moving along it in contact with conveyor belt and source for supplying fluid under pressure. One part of scraper is positioned in casing cavity and other part extends from casing, which is formed as hermetically sealed chamber. Device has resilient sealing member formed as collar and mounted between opening wall and scraper. A portion of scraper disposed in casing cavity is in contact with working fluid. Hermetically sealed chamber is communicated with through opening and working fluid source. EFFECT: increased efficiency in cleaning conveyor belt and enhanced reliability in operation. 5 cl, 5 dwg