Orthographic Drawing (Junior Cert Applied Technology): Flashcards
📚Flashcards
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12 cards from this deck
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Practise the cards
12 cards from this deck
Orthographic drawing
Orthographic drawing
Shows 3D objects in 2D using multiple views
Purpose of orthographic drawings
Purpose of orthographic drawings
Clear communication of design details & accurate copies
First angle projection - where used?
First angle projection - where used?
Common in Europe and Asia
Third angle projection - where used?
Third angle projection - where used?
Standard in the United States
Three views in orthographic projection
Three views in orthographic projection
Top (plan), front (elevation), side (end elevation)
Projection plane
Projection plane
Imaginary surface where object's views are shown
Traditional tools for orthographic drawings
Traditional tools for orthographic drawings
Rulers, compasses, and set squares
CAD software use in orthographic drawings
CAD software use in orthographic drawings
Enter dimensions accurately, produce multiple views smoothly
Hidden lines in orthographic drawings
Hidden lines in orthographic drawings
Show unseen edges
Centrelines in orthographic drawings
Centrelines in orthographic drawings
Show symmetry
Dimension lines in orthographic drawings
Dimension lines in orthographic drawings
Show measurements
Orthographic drawings applications
Orthographic drawings applications
Construction blueprints, mechanical parts, circuit layouts