| 摘要 |
PCT No. PCT/SE94/00616 Sec. 371 Date Dec. 22, 1995 Sec. 102(e) Date Dec. 22, 1995 PCT Filed Jun. 21, 1994 PCT Pub. No. WO95/00751 PCT Pub. Date Jan. 5, 1995Valve mechanism in an internal combustion engine, comprising at least one intake valve and at least one exhaust valve in each cylinder. For each cylinder there are at least two rocker arms journalled on a rocker arm shaft for operating a respective one of the valves. A transmission (15,17,18) selectively moves the exhaust valve (5) from a closed position toward an open position during the engine intake stroke to draw exhaust into the cylinder (30) during the intake stroke. |
