June 19, 2007 Toyota has developed a new form of valve actuation for internal combustion engines which it claims improves fuel efficiency by 5 to 10 per cent, enhances throttle response, reduces CO2 ...

The 'Intelligent Valve Actuation ( IVA)' system that operates the intake and exhaust valves that are arguably installed in gasoline and diesel engines with only the power of an electric motor is a ...

General Motors has filed a new patent that offers a look at how the company may be rethinking cylinder deactivation for its ...

While the engineering community continues to explore the benefits of electric and hybrid vehicles—i.e., the environmental and renewable energy factors—the automotive market is still dependent on ...

Brian Cooley is CNET's Editor at large and has been with the brand since 1995. He currently focuses on electrification of vehicles but also follows the big trends in smart home, digital healthcare, 5G ...

THE purpose of the authors in producing this book has been to provide an elementary treatise on the kinematics of reciprocating steam engines and steam turbines, and to make clear to the beginner the ...

Called Valvematic, the new Toyota system combines VVT-i (Variable Valve Timing-intelligent), which continuously controls the intake valve opening and closing timing, with a new mechanism that ...

Japan's Toyota Motor Corp. said June 12 it had developed a next-generation engine valve mechanism that can improve the fuel efficiency of petrol-powered vehicles by about 5% to 10%. The new system ...

Tips process engineers can leverage to minimize the time spent selecting actuators for different applications while still maximizing the reliability and durability of valves and automation mechanisms.

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