Fundamental instrument design review for liquid fuel volume measurement

When Sylvanus F. Bowser developed and patented the first effective roadside fuel pump in 1905, he set a standard which has proven to be remarkably persistent and universal. Over the past 90 years many mechanical, electrical and electronic enhancements have been made but one key feature of Bowser´s pump remains the same. His cranked nozzle design is one of the world´s most readily recognised artifacts, known to literally billions of people