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направлени вращени приводного вала, св занного с реверсивным механизмом.the direction of rotation of the drive shaft associated with the reversing mechanism.
Claims (1)
Формула изобретени Invention FormulaВоздухораспределительный механизм к устройству ударного действи дл пробивани скважин в грунте, включаюш.ий имеющий окноAir distribution mechanism to percussion device for punching wells in the ground, including a windowпатрубок с заслонкой и реверсивный привод с валом, отличающийс тем, что, с целью повышени надежности реверсировани , заслонка выполнена с выступом, размещенным в окне патрубка, и упругим элементом, взаимодействующ-им с валом привода, который выполиен с винтовой нарезкой.a branch pipe with a valve and a reversing drive with a shaft, characterized in that, in order to increase the reliability of the reversal, the valve is made with a protrusion located in the window of the branch pipe and an elastic element interacting with the shaft of the drive, which is made with screw thread.
SU1882691A1973-02-141973-02-14
Air distribution mechanism to percussion device for punching wells in the ground
SU524891A1
(en)