FIELD: process engineering.
SUBSTANCE: invention relates to rotary nozzle 10 for high-pressure washer with case 20. Contact surface of rotary nozzle abuts on case inner wall and is formed by annular ledge. Said annular ledge is connected with nozzle case and locked against turning.
EFFECT: reduced hydraulic loses without deterioration of nozzle starting performances.
15 cl, 4 dwg
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