FIELD: mechanics.
SUBSTANCE: proposed impact device incorporates casing whereto tool can be attached along with load-bearing element arranged between the aforesaid casing and tool and held by the said casing. It also comprises working fluid chamber and said fluid feed and discharge appliances. The impact device comprises a rotary control valve furnished with control channels designed to intermittently direct working fluid from the said working fluid chamber into return channel.
EFFECT: ease of control.
24 cl, 8 dwg
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