发明名称 ANORDNING FOR ATT STODA ETT AXIALLAGER I EN BORRMASKIN
摘要 An arrangement for supporting of an axial bearing of a drilling machine which comprises a body (1) supported by a carriage (15) and a rotation bushing (5) mounting rotatably in the body for rotation of a shank (10). An axial bearing (8) is arranged in the body for receiving axial forces (F) acting on the body through the shank. In order to release the body from strains caused by the axial forces of the shank, the axial bearing is supported on the carriage by a supporting device (16) for transmitting of the axial forces from the axial bearing directly to the carriage.
申请公布号 SE8701893(D0) 申请公布日期 1987.05.08
申请号 SE19870001893 申请日期 1987.05.08
申请人 OY TAMPELLA AB 发明人 J * HEINONEN
分类号 B23B45/16;E21B3/02;E21B6/00;(IPC1-7):E21C/ 主分类号 B23B45/16
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