Aeronautical Engineering
Rolls Eyes Greater Gem Helicopter Role
Leavesden, England—Rolls-Royce, Ltd., is seeking a larger share of the world helicopter market with advanced versions of the existing RS.360 GEM engine designed for the commercial and military markets. Three new versions of the GEM have been defined and one, GEM-70, with cooled turbine blades, began running as a demonstrator at the Rolls-Royce small engine factory here last year.