Essentials of Mechanical Drafting: Elements, Principles, and Methods, with Specific Applications in Working Drawings of Furniture, Machine, and Sheet Metal Construction; a Manual for Students, Arranged for Reference and Study in Connection with Courses in Manual Training, Industrial, High, and Technical Schools |
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Essentials of Mechanical Drafting: Elements, Principles, and Methods, with ... Ludwig Frank No preview available - 2018 |
Essentials of Mechanical Drafting: Elements, Principles, and Methods, with ... Ludwig Frank No preview available - 2018 |
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angle apply assumed axes axis base bolt called CAST IRON chord circle circular compasses complete cone construction convenient corresponding curve cylinder describe desirable detail determined developed diam dimensions direction distance dividers draw drawn Drill edge elements equal evident exact extended faces figure finished follows front view give given half HEAD hexagon hole inch indicated intersection lateral lead letters lines located lower manner material means measurements method necessary Note object oblique obtained omitted opening pencil piece placed plane polygon portion position practical principles prism proj projected proportional rear reference removed represents revolved ruling scale screw seen shade shape sheet shown side side view space square surface tangent thread top view trace triangle true length turned usually vert vertical width
Popular passages
Page 6 - A cylinder is conceived to be generated by the revolution of a rectangle about one of its sides as an axis.
Page 3 - A five-sided polygon is called a pentagon; one of six sides, a hexagon; of seven, a heptagon ; of eight, an octagon ; of nine, a nonagon ; of ten, a decagon ; etc.
Page 7 - In any proportion, the product of the extremes equals the product of the means.
Page 5 - A truncated pyramid is the portion of a pyramid included between the base and a plane not parallel to the base.
Page 7 - Since the area of a square is equal to the square of one of its sides, a side may be found by extracting the square root of the area.
Page 6 - A sphere may be generated by the revolution of a semi-circle about its diameter as an axis.
Page 5 - An oblique prism is a prism whose lateral edges are not perpendicular to the planes of the bases.
Page 7 - ... the area of the polygon is equal to the sum of the areas of the triangles; hence, 415.
Page 7 - V3 and -^ equal irrational numbers. '»" 224. DBF. The ratio of two quantities of the same kind is the quotient of their numerical measures expressed in terms of the same unit. Thus, the ratio of two quantities, a and 6, is - or a •*• 6 ; the ratio of 6 four yards and two yards is f , or 2.
Page 6 - A right circular cone may be generated by the revolution of a right triangle about one of its sides as an axis.