Mechanical Drawing Self-taught: Comprising Instructions in the Selection and Preparation of Drawing Instruments. Elementary Instruction in Practical Mechanical Drawing. Together with Examples in Simple Geometry and Elementary Mechanism, Including Screw Threads, Gear Wheels, Mechanical Motions, Engines and Boilers |
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Page viii
... Scales giving the length of the sides of polygons .. 129 135 To find what a square body which measures one inch on each side meas- ures across the corners ; to find what diameter a cylindrical piece of wood must be turned to which is to ...
... Scales giving the length of the sides of polygons .. 129 135 To find what a square body which measures one inch on each side meas- ures across the corners ; to find what diameter a cylindrical piece of wood must be turned to which is to ...
Page ix
... scales ..... Making a drawing to scale ..... CHAPTER X. PROJECTIONS . A spiral wound around a cylinder whose end is cut off at an angle ..... 169 172 174 175 177 178 X A cylindrical body joining another at a right - CONTENTS . ix.
... scales ..... Making a drawing to scale ..... CHAPTER X. PROJECTIONS . A spiral wound around a cylinder whose end is cut off at an angle ..... 169 172 174 175 177 178 X A cylindrical body joining another at a right - CONTENTS . ix.
Page x
... scale of tooth proportions ... 195 The application of the scale ...... 197 How to find the curve for the tooth face .... 198 To trace hypocycloides for the flanks of teeth ... 200 Sectional view of a section of a wheel for showing the ...
... scale of tooth proportions ... 195 The application of the scale ...... 197 How to find the curve for the tooth face .... 198 To trace hypocycloides for the flanks of teeth ... 200 Sectional view of a section of a wheel for showing the ...
Page 32
... scales of steel and of paper manufactured . The steel rules are finely and accurately divided , and some are of triangular form , so that when laid upon the paper the lines ... scale , having upon it 32 MECHANICAL DRAWING SELF - TAUGHT .
... scales of steel and of paper manufactured . The steel rules are finely and accurately divided , and some are of triangular form , so that when laid upon the paper the lines ... scale , having upon it 32 MECHANICAL DRAWING SELF - TAUGHT .
Page 33
... scale , having upon it six different divisions of the inch . These are made 94 92 90 88 86 987 54321 Fig . 16 . in different patterns , having either decimal divisions . or the vulgar fractions . Being made of steel , and nickel ...
... scale , having upon it six different divisions of the inch . These are made 94 92 90 88 86 987 54321 Fig . 16 . in different patterns , having either decimal divisions . or the vulgar fractions . Being made of steel , and nickel ...
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Common terms and phrases
45 degrees 60 degrees BAIRD & CO.'S bolt centre draw centre line circumference construction cut-off cutter cylinder degrees of angle denoted depth diagonal line dimensions distance divided dotted lines draw line draw the arc draw the line drawn eccentric ellipse emery paper end view Engineer engravings Enneagon epicycloidal equal divisions example face foci Franklin Institute given half hence HENRY CAREY BAIRD hexagon horizontal line Illustrated inch India ink intersection JOSHUA ROSE lamp-black length line E line G line O B line shading moved mucilage pen-point pencil lines piece pitch circle points of division polygon position Practical radius regular polygons represents right angle scale screw SCREW THREADS shaft shown in Figure side view slots square blade steam straight line stroke surface teeth thickness thread tooth top view Treatise triangle valve vertical lines wheel width
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