Turning and Mechanical Manipulation ... |
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Seite 1128
... FIG . 1027 . This primitive apparatus , a little improved in its mechanical details , still exists in almost every village , and also in many workshops , notwithstanding , as will be shortly shown , that a far more economi- cal mode for ...
... FIG . 1027 . This primitive apparatus , a little improved in its mechanical details , still exists in almost every village , and also in many workshops , notwithstanding , as will be shortly shown , that a far more economi- cal mode for ...
Seite 1141
... figs . 438 and 439 , may with advantage be resorted to for determining the proper forms . Detached cutters for ... shown in fig . 407 , by applying them trans- versely on the grindstone , is far preferable for screw tools intended ...
... figs . 438 and 439 , may with advantage be resorted to for determining the proper forms . Detached cutters for ... shown in fig . 407 , by applying them trans- versely on the grindstone , is far preferable for screw tools intended ...
Seite 1149
... fig . 1033 , and in this way any degree of thinness may be given , and also extended throughout any desired width ... shown in figure 1034 , in this case the razor is first ground trans- versely as for fig . 1032 , and it is subsequently ...
... fig . 1033 , and in this way any degree of thinness may be given , and also extended throughout any desired width ... shown in figure 1034 , in this case the razor is first ground trans- versely as for fig . 1032 , and it is subsequently ...
Seite 1158
... shown in fig . 1040 , and made to the same angle at which it is required to grind the tool , the block is screwed upon the upper platform of the horizontal grinding machine , and the back of the tool being held steady upon the bevilled ...
... shown in fig . 1040 , and made to the same angle at which it is required to grind the tool , the block is screwed upon the upper platform of the horizontal grinding machine , and the back of the tool being held steady upon the bevilled ...
Seite 1159
... shown in figs . 1042 to 1045 , is a modification of an instrument that has been long used for sharpening the ends of slide rest tools employed in orna- mental turning , for which works the tools are in general all of one exact size ...
... shown in figs . 1042 to 1045 , is a modification of an instrument that has been long used for sharpening the ends of slide rest tools employed in orna- mental turning , for which works the tools are in general all of one exact size ...
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abrasive adjusted afterwards angle applied blade brass brilliant cut brush CARNELIAN cement circular colour concave cone conical convex corundum crocus cutters cylindrical diamond powder disks Earl of Rosse edge emery paper employed engraving face facets feet fitted fixed flat surface frame gems glass grinder grinding and polishing grinding machine grindstone ground hand hard heat hole horizontal inches diameter iron lacker lapidary lathe leather lenses liable machine mandrel manner marble metal mill motion mouldings nearly oilstone piece placed plane plate principal pulley putty powder razor removed resin revolving rollers rottenstone rough rubbed rubber sand and water sandarac screw sharpened shown in fig side slab slicer slide sliding rest smooth soft sometimes specula speculum spindle spirits of wine square steel stick stone strokes sufficiently thick thin tool traversed tripoli turned turpentine varnish vertical wheels wood wooden