| 摘要 |
1491394 Rotary positive-displacement fluidmachines CATERPILLAR TRACTOR CO 23 April 1976 [12 Sept 1975] 16657/76 Heading F1F In a machine that may be adapted to operate as an I.C. engine, a compressor, or a pump, a nutating rotor 20 with an annular flange 30 is mounted rotatively on an oblique portion 40 of a rotary power-output, or input, shaft 36 and has an internal gear 50 meshing with a fixed gear 52, and annular seals 24, 26, 32 and apex seals 34 are lubricated by way of slots 54, 56, 60, which contain porous inserts made of e.g. a sintered metal, and acting as wicks. |
