DRIVE OF OIL PUMP FOR INTERNAL COMBUSTION ENGINE Russian patent published in 1997 - IPC

FIELD: mechanical engineering; mechanical drive of gear oil pump. SUBSTANCE: oil pump drive has two-support shaft of drive 1, driven gear 5 coupled with gear 6 of camshaft or intermediate shaft 7 and installed stationary on upper part of shaft of drive 1 and auxiliary shaft 8 connected with shaft of drive and with driving shaft 11 of oil pump by means of hexahedron or splines. In oil pump drive of proposed design both supports 3, 4 of shaft of drive 1 are made in cylinder block 2 between driven gear 5 of drive and oil pump 12: support 3 is placed immediately after driven gear 5, and support 4, before oil pump 12, and auxiliary shaft 8 passes inside entire shaft of drive 1 and is connected with the shaft of drive or with driven gear 5 in upper portion of drive. EFFECT: enhanced reliability of operation. 3 cl, 4 dwg