The syringes do the job of single-acting hydraulic actuators, one at the motor and the other where the force is needed. In between them, what appears to be clear vinyl tubes carry the fluid ...

The leg is driven by electro-hydraulic actuators that are attached to the ... onto the road,” said Katzschmann. Unlike electric motors that rely on sensors to determine the leg’s position ...

This actuator mounts directly to your gate and pilaster, which simplifies installation and does not require concrete mounting pads. The screw-driven action is powered by a 24 Volt DC motor, ...