| 单词 | brazier's hearth |
| 释义 | > as lemmasbrazier's hearth d. Metallurgy. A metal plate on which large items may be soldered or brazed, typically having an aperture under which a fire can be maintained or a depression for holding the fire. More fully brazier's hearth. Now rare. ΘΚΠ society > occupation and work > equipment > metalworking equipment > [noun] > soldering equipment soldering iron1675 grozing-iron1825 hearth1843 round iron1875 wiping-cloth1888 1843 C. Holtzapffel Turning & Mech. Manip. I. xxi. 442 Long tubes for locomotive boilers are rested upon the flat plate of the brazier's hearth, and portions equal to the extent of the fire are soldered in succession. 1877 E. Kirk Founding of Metals 163 For large and long work, this hearth is made with a flat iron plate about four feet by three, which is supported by four legs. 1891 Eng. Mechanic 9 Oct. 160/2 ‘S. B. H.’ does not say if he intends brazing heads on pins or the trunnions on 100-ton guns. For general work, up to, say, bicycle backbones, I should advise him to have a portable hearth with bellows underneath. 1908 Railway & Locomotive Engin. June 250/1 Some of the hard soldering processes are often termed brazing. Both brazing and hard-soldering is usually done in the open fire on the brazier's hearth. < as lemmas |
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