applied geometry
TRANSCRIPT
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
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
DICTIONARY OF DRAFTING GEOMETRY
EQUILATERAL TRIANGLE
ALL SIDES EQUAL LENGTH
ISOSCELES TRIANGLE
TWO SIDES EQUAL LENGTH
RIGHT TRIANGLE SCALENE TRIANGLE5
DICTIONARY OF DRAFTING GEOMETRY
CIRCLES
CONCENTRIC ECCENTRIC6
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
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)
CAD APPLICATIONS
DRAWING ARCS29