John Barry (composer) Minster. Serving in the British Army, Barry spent his national service playing the trumpet. During his army service, he took a correspondence course (with jazz composer Bill Russo); he also worked as an arranger for the Jack Parnell and Ted Heath's Orchestra, and formed his own band in 1957, the John Barry Seven, with whom he had some hit records on EMI's Columbia label. These included "Hit and Miss", the theme tune he composed for the BBC's "Juke Box Jury" programme, a cover of the Johnny Smith song "Walk Don't Run", and a cover of the theme for the United
Hit-and-miss engine and the governor used. See, for example, U.S. Patents 543,157 from 1895 or 980,658 from 1911. However accomplished, the governor has one job - to control the speed of the engine. In modern engines, power output is controlled by throttling the flow of the air through the intake by means of a butterfly valve; the only exception to this being in diesels and Valvetronic petrol engines. How hit-and-miss engines work: The intake valve on hit-and-miss engines has no actuator; instead, a light spring holds the intake valve closed unless a vacuum in the cylinder draws it open. This vacuum only