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(mechanical engineering) A heavy weight that is raised and then allowed to drop, as used for piledriving and drop-forging.

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drop hammer

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drop hammer

noun

(mechanical engineering) A heavy weight that is raised and then allowed to drop, as used for piledriving and drop-forging.

The blacksmith used a drop hammer to shape the metal.

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意味（1）

(mechanical engineering) A heavy weight that is raised and then allowed to drop, as used for piledriving and drop-forging.

On embankments these troughs are supported by piles driven into the ground and recent practice has been to drive them in by a drop hammer, manually operated from a railway wagon, ….

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drop hammer

Dictionary quizzes to help you remember vocabulary

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