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air knife |
Also found in: Wikipedia | 0.01 sec. |
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air knife [′er ‚nīf]
(engineering) A device that uses a thin, flat jet of air to remove the excess coating from freshly coated paper. (metallurgy) A device that employs a high-velocity airstream to separate metallic particles with different densities by shifting the trajectory of lighter particles more than that of heavier particles. 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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