The Lathe & Its Uses: Or, Instruction in the Art of Turning Wood and Metal. Including a Description of the Most Modern Appliances for the Ornamentation of Plane and Curved Surfaces. With an Appendix, in which is Described an Entirely Novel Form of Lathe for Eccentric and Rose Engine Turning; a Lathe and Planing Machine Combined ...J. Wiley & son, 1868 - 284 páginas |
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Términos y frases comunes
adjusted amateur apparatus arrangement attached back centre ball Bergeron bevelled boxwood brass catgut central central line chamfered change wheels chisel circle circular circular saw clamped cog wheel cogs cone conical contrivance cord crank cutter frame cutting edge cylinder described diameter division plate drill eccentric chuck eccentric cutter ferrule finished fixed flat gear gouge groove hand handle hole hollow Holtzapffel inch iron ivory lathe bed latter leading screw lever lower face machine metal method motion move movement necessary ordinary ornamental ornamental turning oval parallel pattern piece pinion pitch plane planing machine poppit position produce pulley purpose right angles ring rose engine rosette round screw thread shaving shown in Fig side similar slide rest slot socket spindle spiral square steel surface tangent screw tapped teeth template thickness thread tool holder traverse turned turner wood workman
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Página 128 - The harder the wood the smaller and more upright should be the teeth, and the less their velocity and the rate of sawing.
Página 89 - Gd. 78. STEAM AND LOCOMOTION, on the Principle of connecting Science with Practice, by J. Sewell. 2s. 78*. LOCOMOTIVE ENGINES, by GD Dempsey. Is. 6d. 79*. ILLUSTRATIONS TO THE ABOVE. 4to. 4s. Gd. 98. MECHANISM AND CONSTRUCTION OF MACHINES, by T.
Página 66 - A, is a chuck of box, or other hard wood, having a recess turned in it at a, b, into which is fitted a piece of cork, as a soft substance for the egg to rest against. B, is a small cup of wood, with a piece of cork fitted into it, serving the same purpose as that in A. A piece of brass, d, is to be firmly screwed into the chuck A, and into that a steel wire, screwed on the outer end ; on...
Página 70 - ... in common use ; and I have only shewn them in order that the mode of applying and using the same with my improved sluice cocks or valves, may be readily understood. Plate III., fig. 1, is a side elevation of one of my improved sluice cocks or valves, detached from the street main or service pipe; fig. 2, is a vertical section of the same; fig. 3, is a plan or horizontal view, the cap-piece or cover being removed to expose the interior; and figs. 4, and 5, are back and face representations of...
Página 97 - Miiller) tells us that the Babylonians divided the sun's orbit or path into 24 parasangs, a parasang being equal to about four and one-half miles. A good walker, the Babylonian astronomers observed, advanced one parasang in one hour. The sun accomplished the same...
Página 3 - It will be found of great convenience to have the screw on the nose of the mandrel (and indeed all screws about the lathe) ,'of standard Whitworth pitch...
Página 13 - ... of wheels are required for the driving-gear and the feed-screw, they may be connected together by means of any other gears irrespective of their sizes It will be perceived, then, that if the drivinggear and the feed-screw gear contain respectively the same number of teeth, the lathe will be geared to cut a thread of the same pitch as that of the thread on the lathe feed-screw, because the feedscrew will revolve at the same epeed as the lathe head 01 spindle.