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单词 pug mill
释义

pug milln.

Brit. /ˈpʌɡ mɪl/, U.S. /ˈpəɡ ˌmɪl/
Origin: Formed within English, by compounding. Etymons: pug n.4, mill n.1; pug v.2, mill n.1
Etymology: Either < pug n.4 (although this is first attested later) + mill n.1, or < pug v.2 (although this is first attested later in the relevant sense: see pug v.2 4a) + mill n.1
A machine for thoroughly mixing and kneading clay, loam, etc., into pug (pug n.4 1); (also occasionally) a similar machine for mixing and grinding other materials.
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society > occupation and work > equipment > equipment for altering consistency > [noun] > crushing or grinding
mullet1398
mill1560
rammer1630
pulverizer1635
crackera1640
hand mill1656
grinder1688
mortar1733
pestle mill1773
pulverer1778
bruiser1809
smasher1822
muller1823
pug mill1824
crusher1825
pounding machine1839
pug1859
disintegrator1874
micronizer1934
society > occupation and work > equipment > equipment for altering consistency > [noun] > mixing apparatus
pug mill1824
concrete mixer1834
concrete paver1834
paste-maker1875
mixer1876
planet stirrer1902
agitant1918
agitator1937
truck mixer1954
1824 Mechanic's Mag. No. 33. 78 The introduction of machines called pug-mills, into which the prepared earth is wheeled.
1856 Trans. Michigan Agric. Soc. 7 162 The clay must be properly mixed, or amalgamated in a pug mill.
1875 Cambridge (Ohio) Jeffersonian 11 Feb. 1/4 Josiah Wedgewood first gave it the name, I think. The pug-mill is simply a big tub which is filled with knives that work like inverted augers.
1902 A. Bennett Anna of Five Towns viii. 169 The press expelled the water, and the pug-mill expelled the air.
1930 Industr. & Engin. Chem. 20 Mar. 14/1 The machinery is..simple in design and operation, including, in addition to the centrifuge, a ‘pug mill’ in which hot water and steam are used to wash the oil-impregnated sands.
1975 Past & Present 66 112 The pug-mill was a vertical shaft with horizontal and rotating knives... It was probably developed in the 1820's–1830's and was often operated by horses.
2004 Sentinel (Stoke-on-Trent) (Nexis) 25 July 13 Recycled clay is mixed with fresh, and passed through a pug mill: ‘This is like a giant sausage machine - you put the raw material in one end and you get a consistent clay out of the other.’
This entry has been updated (OED Third Edition, September 2007; most recently modified version published online March 2022).
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n.1824
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