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poppet |
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poppet
1. a mushroom-shaped valve that is lifted from its seating against a spring by applying an axial force to its stem: commonly used as an exhaust or inlet valve in an internal-combustion engine 2. Nautical a temporary supporting brace for a vessel hauled on land or in a dry dock poppet [′päp·ət] (civil engineering) One of the timber and steel structures supporting the fore and aft ends of a ship for launching from sliding ways. (design engineering) A spring-loaded ball engaging a notch; a ball latch. (mining engineering) A pulley frame or the headgear over a mine shaft. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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