| 摘要 |
<p>A fluid motor/pump comprising a drive shaft supported carrier (30) having peripheral recesses (39) into which balls (45) formed on piston rods (35) are positioned. Pistons (51 and 52) are located on opposite ends of the piston rods (35) and reciprocate within barrels (60 and 61) respectively. Fluid is supplied to and vented from the piston cavities (65) by trumsion elements (94 and 95). </p> |
