单词 | snatch-block |
释义 | snatch-blockn. A block having a hole in one side to receive the bight of a rope.In Harris, Chambers's Cycl. Suppl., etc. ΘΚΠ society > occupation and work > equipment > lifting or hoisting equipment > [noun] > tackle > pulley(s) mounted in case > types of snatch-blocka1625 runnera1738 jack block1794 mufflea1830 snatch1850 fiddle-block1858 truss-block1883 spider-sheave1903 power block1928 a1625 H. Mainwaring Nomenclator Navalis (Harl. 2301) Snatch block is a greate Block with the Sheever in it and a Notch cutt through one of the Cheeks of it by which Notch they reeve anie Roape into it. 1769 W. Falconer Universal Dict. Marine at Block A snatch-block, a top-block, a voyal-block. 1793 Trans. Soc. Arts 11 173 Passing through proper snatch~blocks. 1839 Civil Engineer & Architect's Jrnl. 2 97/2 A car..is suspended to the top round of the ladder by means of a chain passing over a pulley of a snatch block. 1886 R. C. Leslie Sea-painter's Log 145 This line, when the boat is launched, passes through..a snatch-block. This entry has not yet been fully updated (first published 1912; most recently modified version published online December 2020). < |
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