REVERSING IMPACT DEVICE Russian patent published in 2018 - IPC E02F5/18 E02D7/10 B25D9/08 

FIELD: construction.

SUBSTANCE: invention relates to construction, namely to impact devices, and is used to drill wells in the ground with trenchless laying of underground communications. In the method, the reversing device comprises a housing, a hammer mounted therein, a spring-loaded air distribution pipe with an axial channel and a radial guide in which the insert is installed, a reverse control system. At the same time, the air distribution pipe is equipped with a radial window connected to the radial guide, and the insert is adapted to enter and exit into the front and rear stops of the housing, made in the form of radial guides, under the influence of the working medium through the hose of the working medium, connected with its source, and the control system of the reverse, made in the form of a converter of the working medium.

EFFECT: increasing reliability, ensuring the stability of the operation and reversing the device, simplifying the design.

1 cl, 4 dwg