| 摘要 |
PCT No. PCT/AT82/00031 Sec. 371 Date Jul. 11, 1983 Sec. 102(e) Date Jul. 11, 1983 PCT Filed Nov. 10, 1982 PCT Pub. No. WO83/01816 PCT Pub. Date May 26, 1983.A positive displacement machine, particularly an internal combustion engine, comprises an oscillating piston connected to a piston pump. The cylinder of the pump is connected through valves to a pressure accumulator and to a substantially pressureless tank. The piston of the motor is integral with the piston of a pump. The valves of the pump are positively actuated by a separate motor.
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