The Knight sleeve valve engine used the four-stroke Otto-cycle system present in most modern vehicle engines. Starting with the piston at the top of the cylinder, the crankshaft's rotation pulls ...

The “Knight” portion of the car’s now-hyphenated badge referred to the sleeve-valve system developed by Charles Yale Knight. In those days of Edwardian metallurgy, engine heat wilted valve ...

“To date, the company has spent about R800 000 on various tooling systems to manufacture urethane valve sleeves ranging from 18 mm to 600 mm,” UMP director Trevor Carolin tells Mining Weekl ...

Madison, WI – Leveraging the proven performance of the Linatex ® family of high quality elastomers, Weir Minerals is proud to introduce the new Isogate ® WS Series valve sleeves. The new WS ...