through-feedn.
/ˈθruːfiːd/, U.S. /ˈθruˌfid/ Chiefly Mechanics.
The action or process of passing something right through a piece of equipment, apparatus, etc.; esp. (in centreless grinding) movement of a workpiece right through the space between the two grinding wheels (contrasted with in-feed n.). Frequently attributive.
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society > occupation and work > equipment > machine tool > other specific machine tools > [noun] > in-feed or through-feed
in-feed1901
through-feed1910
1910 Jrnl. Franklin Inst. 170 32 (table) Air through-feed valve.
1925 Mech. Engin. 47 943 (heading) ‘Through feed’ and ‘in feed’ methods of centerless grinding.
1937 F. H. Colvin & F. A. Stanley Grinding Pract. v. 73 There are two primary methods of grinding the work. One is the through-feed method in which the work passes axially from one side of the machine to the other.
1963 F. D. Jones & P. B. Schubert Engin. Encycl. (ed. 3) 215 There are three general methods of centerless grinding which may be described as through-feed, in-feed, and end-feed methods.
2000 Metalworking Production (Nexis) 20 Sept. 85 The machine is designed for throughfeed and plunge-cut grinding, using both conventional and CBN grinding wheels.
This entry has been updated (OED Third Edition, June 2017; most recently modified version published online March 2022).
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n.1910