| 释义 |
▪ I. ˈsaw-gate1
[f. saw n.1 + gate n.2]
†1.
a. ? The passage of a saw through the wood that is being sawn.
b. The channel made by a saw; a saw-kerf. Obs.
1601Holland Pliny I. 493 You must except the Oke and the Box wood, which although they be greene, do stiffely withstand the saw-gate. 1793Smeaton Edystone L. §74 By supporting the Saw-gate with wedges, the whole of the superstructure..might have been expeditiously severed from the solid.
2. In fret-sawing, a hole bored to make way for the entrance of the saw.
1873Routledge's Ev. Boy's Ann. 535 Study your [fret-work] pattern and see where to bore the holes, or saw-gates, as they are called. 1875Seaton Fret Cutting 15 Now put the..saw-gate over the V, with the bow of the saw frame turned to the right.
▪ II. ˈsaw-gate2
[gate n.1]
= gate n.1 8 b.
1857Proc. Inst. Civ. Engin. XVII. 25 The saw-gate of this machine [for sawing ship-timber] is formed of hollow wrought-iron bars. 1875Knight Dict. Mech., Saw-gate, the rectangular frame in which a mill-saw or gang of mill-saws is stretched. |