Also flaunch. [This and its variant FLANGE are prob. f. FLANCH, FLANGE vbs. The usual explanation is that the sb. is ad. OF. flanche fem. = flanc masc., FLANK; but the sense is hardly suitable.]
1. = FLANGE 2.
1726. Desaguliers, in Phil. Trans., XXXIV. 81. With a Shoulder or Flaunch screw’d within the Circle O O by 4 other Screws.
1784. Darwin, ibid., LXXV. 3. Another leaden ring or flanch was soldered round the leaden pipe.
1862. Smiles, Engineers, III. 8. Introduced the cast-iron edge-rail, with flanches cast upon the tire of the waggon-wheels to keep them on the track, instead of having the margin or flanch cast upon the rail itself.
2. Comb. as flanch-chuck, -mill (see quots.).
1833. J. Holland, Manuf. Metal, II. x. 249. Coffee is ground by what is called a flanch mill, having the body composed of rolled iron, and being screwed against a post in the kitchen.
1842. Francis, Dict. Arts, etc., Flanch Chuck. A common simple chuck, formed like a flanch; but instead of holes being bored in it to admit bolts, it is furnished with several points, upon which the article to be turned is fixed; the other end being supported by the popit head.
Hence Flanched ppl. a., having a flanch.
1793. Smeaton, Edystone L., 196. The flanched border … which surrounds the face of the pillars.
1851. Greenwell, Coal-trade Terms Northumb. & Durham, 7. Tubs having flanched wheels 10 inches in diameter.
