HOISTING-PERCUSSIVE RIPPER Russian patent published in 1994 - IPC

Abstract RU 2018583 C1

FIELD: percussive rippers. SUBSTANCE: ripper has body with pointed head, weight unit connected with rod of hydraulic cylindric. Head has longitudinal ribs. Hollow body accommodates shaft. Spring-loaded shaft is mounted on ripper body. Kinetic energy of weight unit in sinking of working member is accumulated in hydraulic accumulator and used for turning the head and hoisting the body by means of hydraulic cylinder. EFFECT: higher efficiency. 2 dwg

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RU 2 018 583 C1

Authors

Glebov V.D.

Tarkhov A.I.

Ivanova V.M.

Vetlitsyn A.M.

Dates

1994-08-30—Published

1990-07-02—Filed