The Pattern Maker's Assistant; Embracing ... Practical Gear Construction: The Preparation & Use of Tools ... with a Large Collection of Useful & Valuable Tables1877 - Patternmaking - 324 pages |
From inside the book
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Page 61
... course depend upon the number of arms and their depths ; and unless the chuck is very substantial , a difficulty will be ex- perienced in turn- ing , on account of the tremor . A chuck having the middle of iron and the out- side of wood ...
... course depend upon the number of arms and their depths ; and unless the chuck is very substantial , a difficulty will be ex- perienced in turn- ing , on account of the tremor . A chuck having the middle of iron and the out- side of wood ...
Page 77
... course to such an expedient , because , wherever the bar passes , the cope is damaged , and must be mended ; and when a mold has to be mended , it is doubtful if the cor- rect form , such as the pattern would have given it , will be ...
... course to such an expedient , because , wherever the bar passes , the cope is damaged , and must be mended ; and when a mold has to be mended , it is doubtful if the cor- rect form , such as the pattern would have given it , will be ...
Page 94
... course require to be dressed off the casting . We will now suppose that our piece , when cast , is to be turned under the flange and along the outside of the hub or body , and that the hole also is to be bored . In this case the pattern ...
... course require to be dressed off the casting . We will now suppose that our piece , when cast , is to be turned under the flange and along the outside of the hub or body , and that the hole also is to be bored . In this case the pattern ...
Page 113
... course of varnishing one pattern , if it be a large one ; because it settles so rapidly that a perceptible difference in the coat is apparent , unless the varnish is stirred previously to each insertion of the brush . The brush should ...
... course of varnishing one pattern , if it be a large one ; because it settles so rapidly that a perceptible difference in the coat is apparent , unless the varnish is stirred previously to each insertion of the brush . The brush should ...
Page 129
... courses of a thickness to suit the stuff at hand , from which the core box is to be made . The courses may be made of equal or unequal depth . Courses 1 and 2 are got out of the full size of the box , while courses 3 and 4 must be of ...
... courses of a thickness to suit the stuff at hand , from which the core box is to be made . The courses may be made of equal or unequal depth . Courses 1 and 2 are got out of the full size of the box , while courses 3 and 4 must be of ...
Common terms and phrases
angle Area arms avoirdupois Babbitt metal bend bevel blade block body bore branch brass cast iron centimetre chisel chuck circle Circum cloth cogs column cope core box core prints Cube Root cubic foot cubic inches curve cylinder decimetre Diam diameter disk dotted lines dovetails draw edge equal Square face fastened feet finished flange flat foot gage Gallons globe valve glue glued gouge grain halves hard wood hectometre hexagon hole joint lathe lathe centers length mark metal method metre mitre box mold molder mortise myriametre necessary oilstone pattern maker piece of wood pinion pipe plane plate Pounds projecting rabbet plane recess represents round sand sand-paper screw scriber segments shape shooting board shown in Fig Side of equal solid staves surface taper teeth template thickness thin tool tooth turned varnish Weight wheel width wire