单词 | drawbore |
释义 | drawboren. Joinery. The hole drilled through a mortise and tenon joint in draw boring. Also (and earliest) as a modifier, esp. in drawbore pin n. (a) a tool consisting of a tapered metal shaft, used in draw boring to bring the parts of the joint together and align the holes before the wooden peg is driven in; (b) the wooden peg itself; cf. draw pin n. ΚΠ 1815 J. Smith Panorama Sci. & Art I. 120 Draw-bore pins are used in forcing a tenoned piece into its proper place in the mortise. 1842 J. Gwilt Encycl. Archit. 966 Draw bore pins, pieces of steel..for driving through the draw bores of a mortise and tenon joint. 1909 Excavating, Shoring, & Piling Footings & Found. (Internat. Libr. Technol.) §31. 50 This wooden pin, usually called a treenail or draw-bore pin, should be cut from a piece of straight-grained, tough, and durable wood. 1945 Pop. Sci. Jan. 158/1 These characteristics—the drawbore and the butterfly joint—have been incorporated in the design of this table-and-bench set. 2016 W. Beemer Learn to Timber Frame 76/1 The amount of offset for the drawbore in softwoods should be a heavy ⅛ inch for ¾ inch pins. This entry has been updated (OED Third Edition, March 2022). drawborev. Joinery. transitive. To pin together (a mortise and tenon joint, or its parts) by drilling a hole through the joint and driving a wooden peg into it. Also: to drill a drawbore or use a drawbore pin in. Cf. drawbore n., draw boring n. ΚΠ 1795 T. Ellicott in O. Evans Young Mill-wright & Miller's Guide v. 33 Put the shrouds into the arms; drawbore them, but not too much. 1841 S. H. Long Descr. Col. S. H. Long's Bridges 34 This operation,..viz. of draw-boring the joggles, should not be attempted till after the bridge is raised. 1910 H. L. Kiner Hist. Henry County, Illinois I. 218 The house my father built..was of Burr oak sills... They were spliced, drawbored and pinned. 2017 @stericdesign 2 May in twitter.com (accessed 21 May 2019) Tim used 14mm dominos and 1/4″ dowels to drawbore these 35mm Baltic Birch plywood parts together. This entry has been updated (OED Third Edition, March 2022). < n.1815v.1795 |
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