This guide investigates the fundamental principles and practical design considerations for hydrostatic and hydrodynamic transmission systems. The author, C.M. Edghill, provides a technical framework for understanding how fluid power is utilized to transmit torque and motion in industrial and mechanical applications. The text synthesizes engineering theory with design parameters to assist practitioners in selecting and implementing appropriate transmission systems for specific mechanical requirements.

Experts recognize this guide as a concise, foundational reference for mechanical engineers and students focusing on fluid power systems. Readers frequently note the technical density of the prose, which prioritizes functional design data over theoretical abstraction.