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
... position of the piece when in its place determines the name of the view in the drawing ... 103 View of a lever .... 105 Best method of projecting one view from another ; the two systems of differ- ent views of a piece ...... 106 CHAPTER ...
... position of the piece when in its place determines the name of the view in the drawing ... 103 View of a lever .... 105 Best method of projecting one view from another ; the two systems of differ- ent views of a piece ...... 106 CHAPTER ...
Page xi
... position of the face of the shoe against the cam ...... 227 228 To find the amount of motion imparted in a straight line to a rod , attached to an eccentric strap .... ... 229 Examples in drawing the cut - off cams employed instead of ...
... position of the face of the shoe against the cam ...... 227 228 To find the amount of motion imparted in a straight line to a rod , attached to an eccentric strap .... ... 229 Examples in drawing the cut - off cams employed instead of ...
Page 19
... positions , from coming close enough to the left hand side of the board . In an improved form of steel square , with pivoted blade , shown in Figure 2 , the back is provided with a half circle divided o Fig . 2 . into the degrees of a ...
... positions , from coming close enough to the left hand side of the board . In an improved form of steel square , with pivoted blade , shown in Figure 2 , the back is provided with a half circle divided o Fig . 2 . into the degrees of a ...
Page 20
... positions marked D E F , and that shown in Fig- ure 4 is shown in three positions , marked respectively GH and I. It is obvious , however , that by turning I over , end for end , another position is attained . The usefulness in these ...
... positions marked D E F , and that shown in Fig- ure 4 is shown in three positions , marked respectively GH and I. It is obvious , however , that by turning I over , end for end , another position is attained . The usefulness in these ...
Page 42
... position with regard to the light , he will be able to see plainly if the work is proceeding evenly and equally , for if one - half of the pen is thicker at the point or edge than the other , it will show a brighter line . This is ...
... position with regard to the light , he will be able to see plainly if the work is proceeding evenly and equally , for if one - half of the pen is thicker at the point or edge than the other , it will show a brighter line . This is ...
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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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