TLE Definition of Terms Flashcards
a drawing that shows how different parts go together
Assembly Drawing
an instrument used when drawing arcs and circles
Compass
a form that shows proof of receipt of goods or services
Delivery Receipt
a drawing showing a single part of a machine
Detailed Drawing
the process of placing measurements in a drawing in the Metric or English system
Dimensioning
a drawing instrument used when transferring measurements, dividing lines, arcs into the desired number of equal parts
Divider
a picture, diagram made of lines, a graphic presentation of real thing, an idea or design for production or construction
Drawing
one of the most important tools of a draftsman, used for drawing
Drawing Pencil
a system of linear measurement where it is based on standard foot
English System
used when cleaning up smudges, unnecessary pencil lines.
Erasing Shield
the process wherein geometric problems are solved accurately in mechanical drawings
Geometrical Construction
- a process of making accurate drawings using special drawing tools and instruments
Mechanical Drafting
a system of linear measurement which it is based on the standard meter.
Metric System
the object is presented into two or more views by projecting the outline into the planes of projection perpendicular to each other
Orthographic Drawing
the presentation of an object where it is viewed showing the three faces of an object are shown.
Pictorial View
used for determining gradations of the degrees when measuring arcs and circles
Protractor
an official form, a printed document on which a request is made
Requisition Form
a quickly executed freehand drawing that is not intended as a finished work
Sketch
a tool generally used when reproducing a drawing in an enlarged or reduced version to some regular proportion
Triangular Scale
- a drawing instrument used when drawing horizontal and vertical lines
T-square
a geometrical figure composed of two straight lines intersecting at one of their extremities
Angle
act or process of or result of calculating
Calculation
closed curve where all points are equally distant from the center
Circle
consist of two or more circles with a common center
Concentric Circle
number expressed in a counting system that uses units of 10, especially a decimal fraction
Decimal
measurable extent of length, thickness and width
Dimension
circles having no common center
Eccentric Circles
scaled in inches where one foot equals 12 inches
English System
special kind of equation. It is mathematical rule expressing the relationship of two or more quantities by means of numerals, variables and operating symbols
Formula
characterized by straight lines, regular curves, and angles
Geometric Shapes
scale of a measuring tool
Gradation
act of measuring
Mensuration
system of measurement based on the meter
Metric System
lines which makes 900 angle with each other
Perpendicular Lines
length of a straight line connecting the center of a circle with a point on the circumference of a circle
Radius
measure of reference
Standard
method of projection in which an object is drawn with its horizontal and vertical axes to scale but with its curved lines and diagonals distorted
Axonometric
drawing of a detail part usually in orthographic projection
Detailed Drawing
measurements of the detail part or parts of the object
Detail Dimension
process of placing measurements in a drawing in the Metric or English System
Dimensioning
light lines used as bases in constructing an isometric view of an object
Isometric Axes
pictorial drawing showing the three views of the object tilted 30 degrees in front of the observer
Isometric Drawing
drawing that shows more than one view of an object
Multi-view drawing
all lettering and other dimension found in a drawing or working sketch
Notation
kind of pictorial drawing of an object one surface of which is shown parallel to the frontal plane and the other is inclined to it
Oblique drawing
presentation of an object in two or more views by projecting the outline of the object to the plane of projection perpendicular to each other
Orthographic projection
the total width, height and depth of the object
Overall dimension
a drawing which shows an object as it appears to our eyes
Perspective drawing
the presentation of an object where it is viewed showing the three faces of an object
Pictorial view
a freehand drawing showing all the information needed to construct an object
Working plan
