applied geometry
TRANSCRIPT
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Applied Geometry
LECTURE NOTES- MECE 104 Computer Aided Engineering Drawing
Chapter 4- Applied Geometry
(Notes from: Chapter 5 in Jensen,C., Helsel J.D., Short D. R., Engineering Drawing and Design, Mc Graw Hill,
7th Edition)7th Edition)
Spring Semester 2010/2011
Halil Orhan YILDIRAN, MS1
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Applied Geometry
Geometry : Is the study of the size and shape of the objects
Some Geometric figures used in drafting are circles, squares,
triangles, hexagons, ellipses etc
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DICTIONARY OF DRAFTING GEOMETRY
STRAIGHT LINE
(SHORTEST DISTANCE
BETWEEN TWO POINTS)
PARALLEL LINESPARALLEL LINES
INTERSECTING LINES
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DICTIONARY OF DRAFTING GEOMETRY
RIGHT ANGLE ACUTE ANGLE OBTUSE ANGLE
COMPLEMENTARY ANGLE SUPPLEMENTARY ANGLE 4
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DICTIONARY OF DRAFTING GEOMETRY
EQUILATERAL TRIANGLE
ALL SIDES EQUAL LENGTH
ISOSCELES TRIANGLE
TWO SIDES EQUAL LENGTH
RIGHT TRIANGLE SCALENE TRIANGLE5
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DICTIONARY OF DRAFTING GEOMETRY
CIRCLES
CONCENTRIC ECCENTRIC6
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DICTIONARY OF DRAFTING GEOMETRY
SQUARE RECTANGLE RHOMBUS
RHOMBOID TRAPEZOID TRAPEZIUM
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DICTIONARY OF DRAFTING GEOMETRY
PENTAGON HEXAGON HEPTAGON OCTAGON
NONTAGON DECAGON DODECAGON
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DICTIONARY OF DRAFTING GEOMETRY
CUBE RIGHT RIGHT RIGHTCUBE RIGHT
RECTANGLE
RIGHT
TRIANGULAR
PRISM
RIGHT
TRIANGULAR
PYRAMID
RIGHT
CYLINDER
RIGHT
CONE
FRUSTUM
OF A
CONE
SPHERE
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BISECTING A LINE
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BISECTING AN ARC
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BISECTING AN ANGLE
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DIVIDING A STRAIGTH LINE
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DRAWING AN ARC TANGENT TO LINES
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DRAWING AN ARC TANGENT TO LINES
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Drawing perpendicular and parallel lines
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DRAWING ARCS AND CIRCLES
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DRAWING ARCS
Fig. 5-14 Drawing an arc tangent to two
circles
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DRAWING A REGULAR PENTAGON
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DRAWING AN HEXAGON
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DRAWING AN ELLIPSE AND PARABOLA
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DRAWING A HELIX
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CAD APPLICATIONS
DRAWING A CIRCLE WITH 2 POINTS DRAWING A CIRCLE WITH 3 POINTS
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CAD APPLICATIONS
CHAMFERS AND FILLETS
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CAD APPLICATIONS
DRAWING POLYGONS
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CAD APPLICATIONS
RECTANGLE (SUBMENUS)
DRAWING POLYGONS IN CATIA
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CAD APPLICATIONS
FINDING THE MIDPOINT OF A LINE
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CAD APPLICATIONS
FINDING THE MIDPOINT OF A LINE IN CATIA
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CAD APPLICATIONS
POINT (SUBMENUS)
CREATING POINT IN THE MIDPOINT OF A LINE IN CATIA
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POINT (SUBMENUS)
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CAD APPLICATIONS
DRAWING ARCS29