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单词 trip-hammer
释义

trip-hammern.

Etymology: < trip n.1 or trip v. + hammer n.1Previous versions of the OED give the stress as: ˈtrip-ˌhammer.
A massive machine-hammer operated by a tripping device, as a wheel with projecting teeth, a cam, or the like, by which it is raised and then allowed to drop; a tilt-hammer. Also figurative.
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society > occupation and work > equipment > metalworking equipment > [noun] > forging equipment > forge-hammer
tilt-hammer1773
trip-hammer1781
forge-hammer1815
skelper1831
tilt1831
oliver1846
set-hammer1855
helve-hammer1858
striker1869
belly-helve1881
society > occupation and work > equipment > driving or beating tools > [noun] > hammer > mechanical and power hammers > types of
tilt-hammer1773
trip-hammer1781
tilt1831
Nasmyth1845
oliver1846
helve-hammer1858
striker1869
belly-helve1881
chipping hammer1988
1781 S. Peters Gen. Hist. Connecticut 265 Anchor-making is done by water and tri-hammers.
1809 U.S. Patent 14 Oct. A trip hammer was patented by the United States to John Smith, Otsego County, New York.]
a1817 T. Dwight Trav. New-Eng. & N.-Y. (1821) II. 15 Here he built a shop; and set up the first trip-hammer in this part of the country.
1824 Debates in Congress 18 Feb. (1856) 1572 Our committee on manufactures, while it keeps in motion its wheels and triphammers, has kindly condescended to superintend our ploughs and sheep-folds.
1831 J. Holland Treat. Manuf. Metal I. 128 A blast furnace, forge, trip-hammer, shop, and mills.
1848 J. R. Lowell Fable for Critics (ed. 2) 893 When the heart in his breast like a trip-hammer beats.
1854 R. W. Emerson Eloquence in Wks. (1906) III. 190 What character, what infinite variety, belong to the voice! sometimes it is a flute, sometimes a trip-hammer.
attributive.1865 G. W. Gesner A. Gesner's Pract. Treat. Coal (ed. 2) ii. 34 To bore the well with an auger instead of a trip-hammer motion.1883 H. Tuttle in Harper's Mag. Nov. 825/2 Chisels acting on the trip-hammer principle.1896 R. Kipling Seven Seas 45 Oh for a man to weld it then, in one trip-hammer strain.
This entry has not yet been fully updated (first published 1915; most recently modified version published online December 2020).
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