| 摘要 |
FIELD: mining.SUBSTANCE: vibrator comprises body connected with upper and lower adapters, rod arranged in upper adapter casing and provided with flange-like hammer and cams to interact with upper adapter anvil and lower adapter cams, and ball cage arranged between anvil working elements and hammer working elements. Said anvil working elements and hammer working elements are composed by bearing cages articulated with upper adapter and rod flange.EFFECT: longer life, lower costs.1 dwg |
