Pattern Maker's Assistant, Embracing Lathe Work, Branch Work, Core Work, Sweep Work, and Practical Gear Construction: The Preparation and Use of Tools; Together with a Large Collection of Useful and Valuable Tables |
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Page 12
... allow on the pattern for finishing certain parts of a casting , and on what part such allow- ance is required ; and the method which has been proved by experience to be the safest and most expeditious in molding from a certain kind of ...
... allow on the pattern for finishing certain parts of a casting , and on what part such allow- ance is required ; and the method which has been proved by experience to be the safest and most expeditious in molding from a certain kind of ...
Page 35
... allow the movement of the hands to be such as to round off the bevel face at and near the cutting edge - an error which , from lack of experience , is very apt to occur . The position in which the bevel of the chisel should be pressed ...
... allow the movement of the hands to be such as to round off the bevel face at and near the cutting edge - an error which , from lack of experience , is very apt to occur . The position in which the bevel of the chisel should be pressed ...
Page 46
... allowed to lie of its own weight ; otherwise it will spring to suit the outline of the lower one , or bear upon it at the points pressed by the hands . Before separating the two , take a blacklead pen- Fig.37 . Α B B In cil and make a ...
... allowed to lie of its own weight ; otherwise it will spring to suit the outline of the lower one , or bear upon it at the points pressed by the hands . Before separating the two , take a blacklead pen- Fig.37 . Α B B In cil and make a ...
Page 55
... allow for the difference in the di- rection of the motion , since the lever moves from its end as a center , while the tail stock spindle moves in a straight line . The supporting frames of the lathe need not be very heavy , but should ...
... allow for the difference in the di- rection of the motion , since the lever moves from its end as a center , while the tail stock spindle moves in a straight line . The supporting frames of the lathe need not be very heavy , but should ...
Page 84
... 74 , it is neces- sary to bore in the ends a couple of small holes for the in . sertion of wires to effect ventilation . In cases where suffi- cient draft or taper can be allowed on the core. 84 PATTERN MAKER'S ASSISTANT .
... 74 , it is neces- sary to bore in the ends a couple of small holes for the in . sertion of wires to effect ventilation . In cases where suffi- cient draft or taper can be allowed on the core. 84 PATTERN MAKER'S ASSISTANT .
Other editions - View all
The Pattern Maker's Assistant: Embracing Lathe Work, Branch Work, Core Work ... Joshua Rose No preview available - 2016 |
The Pattern Maker's Assistant: Embracing Lathe Work, Branch Work, Core Work ... Joshua Rose No preview available - 2015 |
Common terms and phrases
angle arms avoirdupois Babbitt metal bend bevel block body bore branch brass cast iron chisel chuck circle circular saw Circum circumference cogs column cope core box core prints Cube Root cubic foot cubic inches curve cylinder decimetre Diam diameter dotted lines dovetails draw edge equal Square face fastened feet finished flange flat flutes gage globe valve glue glued gouge grain halves hectometre hexagon hole jig saw joint lathe lathe centers length mark MEASURE metal method metre millimetre mitre box mold molder mortise myriametre nails necessary oilstone pattern maker pegs piece of wood pinion pipe plane plate Pounds projecting 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 yard