Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Having different controls for its actuation in different directions, especially of an engine valve that is positively closed by a cam and leverage system rather than springs.

Etymologies

Ancient Greek δεσμός (desmos, "band, connection") + δρόμος (dromos, "a course, race course, road"). (Wiktionary)

Examples

  • (called desmodromic) that makes their motorbike engines paradigm.

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  • At Castiglioni's behest, Ducati's chief engineer, Massimo Bordi, developed a high-performance, ultra-efficient four-valve desmodromic cylinder head, the Desmoquattro, that propelled Ducati motorcycles to the lead in international races.

    The Globe and Mail - Home RSS feed

  • The company's signature desmodromic valve operation is not only retained, it's this which facilitates the use of the huge valves with their massive potential gas flow at the high revs an engine with a stroke as short as this can achieve.

    Telegraph.co.uk - Telegraph online, Daily Telegraph, Sunday Telegraph

  • Massimo Bordi, developed a high-performance, ultra-efficient four-valve desmodromic cylinder head, the Desmoquattro, that propelled Ducati motorcycles to the lead in international races.

    NYT > Home Page

  • Engine: Liquid-cooled, 90 degree V4 four-stroke, desmodromic DOHC, four valves per cylinder.

    Crash.Net Motorsports Newsfeed

  • Engine: liquid-cooled, 90 degree V4 four-stroke, desmodromic DOHC, four valves per cylinder.

    PaddockTalk Racing News

  • Its desmodromic valve system, traction control and now carbon fibre frame have all been revolutionary in motorcycle design and it is to be applauded for its efforts.

    gizmag Emerging Technology Magazine

  • His emphatic win indicates yet another competitive-edge Ducati technology to back up its landmark desmodromic valve-train and traction control technologies.

    gizmag Emerging Technology Magazine

  • It was driven by desmodromic valves-only seen today on Ducati motorcycles-which enabled higher revs than allowed by 1950s springs.

    Jalopnik

  • Engine liquid-cooled, 90 degree V4 four-stroke, desmodromic DOHC, four valves per cylinder. more than 200hp

    Roadracingworld.com

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