A Full Work Load From Available Power Sources

The hydraulic industry, in order to meet the upward trend in size and mechanization of mobile type vehicles, has continued to provide increased horsepower per cubic inch of installed space in both pumps and motors and new control devices, such as pilot operated, solenoid or hydraulically operated and electro-hydraulic servo valves. These features, which are required for the optimum transfer and control of power to do useful work, are discussed in this article.