Engineering Representations Flashcards
(13 cards)
What are the advantages of isometric drawings
Accurate proportions
Detailed representation
Simplified perspective
What are the disadvantages of an isometric drawing
Distorted appearance
Difficult to visualise depth
Not ideal for every application
What are the advantages of exploded views
Clear visualization
Improved communinication
Shows hidden elements
What are the disadvantages of exploded views
Complexity in creation
Excessive detail
Accuracy and precision
What are the advantages of orthographic projection
Clear dimensional information
Accurate representation of shapes
Detailed documentation
What are the disadvantages of orthographic drawings
Less realistic appearance
Difficult to visualise 3D form
Can require multiple views
What is an auxiliary view
Used when an orthographic projection is unable to show the required detail for a compost. E.g holes or slopes
What dose AF stand for
Across flats
What dose CL stand for
Center line
What dose DIA stand for
Diameter
What dose CSK stand for
Countersink
What dose PCD stand for
Pitch circle diameter
What is datum
Common reference point, surface, plane or axis from which dimensions are measured
