Typical, medium-duty, hydraulic brake system with front discs (red circuit) and rear drums (green circuit). Boost, or assist (blue circuit), is provided by an engine-driven pump, although the power ...

Hydraulic oil ranks high among fluids with multi-function capability. True, for sheer utility, it can’t match olive oil, which through the centuries has been used as food, lubricant, fuel, medicine, ...

Hydraulic gear pumps are deceptively simple: just two gears rotating together, forcing the hydraulic oil from one side to the other where the teeth don’t meet, and thus providing the ability to ...