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continuously variable transmission

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    Official: Honda Fit, Vezel Hybrids recalled in Japan; US vehicles not affected

    Honda has announced a good-sized recall of two popular Japanese-market hybrids: the Fit Hybrid and the Vezel Hybrid are both headed back into the garage. The problem this time around lies in the software program that controls the 7-speed dual clutch transmission (DCT) that could "cause a delay in ...

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    Ford to install advanced e-CVT trans in hybrids starting in late 2011

    Recently, Joe Bakaj, Ford's vice-president of global powertrain engineering, confirmed that the Dearborn-headquartered automaker is developing an eight-speed automatic transmission, which is being designed, engineered and built by Ford in-house. Bakaj states that the fuel-saving eight-speed ...

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    Australian develops new type of continuously variable transmission

    There are already a variety of types of continuously variable transmissions on the market, including the well-known variable pulley and belt type used by companies like Honda, Suzuki and Subaru. Australian Steve Durnin thinks he has a better idea. The CVT he has developed has no belts or pulleys ...

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    Greener CVT, with auxiliary gearbox, coming from Nissan and JATCO

    Nissan and JATCO have just announced a new continuously variable transmission that features a wider ratio spread than any previous example of the type. The maximum spread from low to high in the past has been 6:1 but Nissan/JATCO have expanded that range to 7.3:1, a change that offers better fuel ...

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    What is a continuously variable transmission?

    As much as many of us would love to park our fossil-fuel-burning internal combustion engines for good in favor of electric or hydrogen-powered cars, that's not likely to happen on a grand scale in the next several years. Like it or not, we've managed to create a technology that's proven so ...

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    Nissan ekes one more mpg from Versa, Infiniti G up by two

    It may not seem like much, but the single extra mile per gallon that Nissan plans to extract from its Versa subcompact will surely be appreciated by its purchasers. After all, every little bit of fuel savings helps when buyers are shopping for small cars, often with the specific intent on ...

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    Nissan sells over a million CVTs in 2007

    As we've reported before, Nissan is committed to the continuously variable transmission (CVT) for use in passenger cars due to the environmental improvements that the alternative transmission's enhanced efficiency allows. CVT transmissions are not locked into set gear ratios, instead they can ...

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    Editorial: Gears: The more the merrier?

    Is it solely a case of one-upmanship that is driving the number of forward gear ratios forward in today's passenger cars? Or, are consumers choosing vehicles based on the number of gears in the transmission? I am not entirely sure, but I do know that I would consider passing on a vehicle just ...

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    A very nice (but very expensive) automatic commuter bicycle option

    Not too long ago we showed you a new automatic transmission that has been developed with bicycles in mind, but may very well be suitable for larger-scale machines such as motorcycles or even automobiles in the future. The transmission is now available on the Ellsworth Ride city bike. We have also ...

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    Video of the NuVinci continuously variable planetary transmission

    Now this is something that is totally cool. You are probably familiar with the CVT, or continuously variable transmissions, that are becoming more commonplace on modern cars and scooters these days. The systems generally use a couple of pulleys and a belt or chain to connect the two pulleys. ...

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    Ikona files provisional patents for frictionless CVT clutch and differential

    Canadian gearing technology company Ikona Gear International announced that they have filed for two provisional patents that will help automakers produce more efficient and environmentally friendly vehicles - a frictionless CVT clutch and frictionless CVT differential. Ikona says that the ...


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