单词 | backstay |
释义 | backstay [`bak´stā] ENGINEERING 1. A supporting cable that prevents a more or less vertical object from falling forward. 2. A spring used to keep together the cutting edges of purchase shears. 3. A rod that runs from either end of a carriage's rear axle to the reach. 4. A leather strip that covers and strengthens a shoe's back seam. GRAPHIC ARTS A rope or strap that keeps the carriage of a hand printing press from moving too far forward. NAVAL ARCHITECTURE A rope, wire, or cable that runs from the top of a mast to the side of a ship and slants a little aft. TEXTILES A bar having a glass rod on its top that runs across a loom beneath the lowest motion of the warp yarns. |
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