Mechanisms And Motiond Flashcards
What are mechanisms
They make a job easier to do
What do mechanisms involve?
Some kind of movement or force
What do mechanisms need to make them work?
An input
What do mechanisms produce
An output
What’s linear motion
Moving in a straight line one direction only
Examples of linear motion
Bullet or firework
What reciprocating motion
Moving in a straight line both directions
Examples of reciprocating motion
Pogo stick
Scroll saw
Rotary motion
Moving round and round in ac circle
Examples of rotary motion
Wheel
Spinning top
Oscillating motion
Swing back and forth
Types of oscillating motion
Swing
Pendulum
Types of mechanisms
Door handles
Wheels
Pulleys
Gears
What’s the process in a mechanism
Change the magnitude or direction of the force
What can a mechanism do?
Can change the direction in which a force acts
• Can change the size of the force
• Can change the place where the force acts
