| 摘要 |
<p>A hydraulic actuator (1), particularly for tipping an industrial vehicle cab, having a cylinder (2), in turn having a lateral wall (3) and a first and second endpiece (4, 5) connected integrally to opposite ends of the lateral wall (3); and a piston (7) mounted in sliding and sealed manner inside the cylinder (2) and defining two chambers (8, 9) with the lateral wall (3) of the cylinder (2) and with the respective endpieces (4, 5); the hydraulic actuator (1) having a number of bypass passages (31) for connecting the chambers (8, 9) when the piston (7) is positioned close to one (4) of the endpieces (4, 5), and which are formed in the lateral wall (3) of the cylinder (2) so that the lateral wall (3) has a cylindrical inner surface (33, 34). <IMAGE></p> |
