A hydraulic pump powered by a rotating belt connected to a motor provides fluid power for various machinery. This system utilizes mechanical energy from the motor, transferring it to the belt, which then drives the pump. This creates hydraulic pressure used to actuate components like cylinders and motors in applications such as construction equipment, agricultural machinery, and industrial presses. One common example is the power steering system in many vehicles.
This method of powering hydraulic systems offers flexibility in terms of speed and torque adjustments by changing pulley sizes. It also provides a degree of isolation, protecting the pump from shock loads and motor vibrations. Historically, this power transmission approach has been favored for its relative simplicity, cost-effectiveness, and ease of maintenance. This longevity contributes to its continued widespread use across diverse industries. The ability to easily adapt to varying power requirements makes this system a versatile solution for many fluid power needs.