Hydraulic symbols — cylinders
Graphic symbol | Item | Description |
 | Singl-acting cylinder | Return stroke by external force (a) |
| Return stroke through a spring (b) | ||
 | Double-acting cylinder | Single rod (a) |
| Double rod (b) | ||
 | Cylinder with fixed stroke and cushioning | Cushioning on one side (a) |
| Cushioning on both side (b) | ||
 | Cylinder with adjustable stroke and cushioning | Cushioning on one side with adjustment (a) |
| Cushioning on both side with adjustment (b) | ||
 | Telescopic cylinder | Single-action (a) |
| Double-action (b) |