IMPACT DEVICE Russian patent published in 1994 - IPC

Abstract RU 2013540 C1

FIELD: mining industry. SUBSTANCE: impact device is additionally provided with a drain chamber which is alternately connected to a drain line (during the idle stroke of the hammer) or to the lead-up chamber and to the operation stroke chamber (during the operation stroke). There is a chamber made under an elastic diaphragm which is constantly connected to the operation stroke chamber via channel made in the body of the device. EFFECT: enlarged operating capabilities. 2 dwg

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RU 2 013 540 C1

Authors

Fadeev P.Ja.

Fadeev V.Ja.

Pilishin T.K.

Gusel'Nikov M.M.

Dates

1994-05-30—Published

1990-03-07—Filed