Fluid Power Journal

Elevator Stopping

A simple circuit was designed to lift a service elevator up from the basement to the third floor. The HPU had a pressure-compensated pump and a three-position …

Retract Coil Burn-Out

Workers at a private contractor that makes torpedoes for the U.S. Navy were having a problem with an assembly line directional valve coil that would burn out …

Stainless Steel Control Valve

The 280 series of hydraulic high-pressure, near-zero-leak directional control valves are designed for use in marine and offshore hydraulic control/power units. …

Servo-Proportional Valve

The expansion of the AxisPro® product line now includes a two-stage, D08 size design featuring valve position feedback on the pilot and main stage. The valves …

High-Pressure Solenoid Valve

The SVH-110 high-pressure solenoid valves are used to control the flow of high-pressure air, water, hydrogen, nitrogen, and other gases or light liquids …

Repairing Hydraulic Servo Valves in Seismic Vibrator Trucks

Seismic vibrator trucks (aka “thumper trucks”) send shockwaves deep into the earth’s subsurface to locate untapped hydrocarbon reserves for the oil and …

Dual-Function Valve

The 281 PRI/Chek Valve combines the function of a pressure-relief valve with a check valve in one easy-to-install insert. The relief valve function features a …

Safety First!

Select a Secure Circuit Design In fluid power applications, safety is the number-one priority in the design of a system. Vacuum lifting, as you can imagine, is …

Determining Root Causes

We have read hundreds of incident reports in which some of the injuries were minor to several incidents that resulted in multiple fatalities. There are some …

Custom Repair Program for Servo Valves Keeps Test Rigs Running

Proving grounds aren’t always the most effective way to test the durability of a truck or car. If a car maker wants to evaluate, for example, a light truck …

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