889881
Description
DT Part 1
- Levers
- Class 1 e.g SeeSaw, Trebuchet
- Class 2 e.g Wheelbarrow, Spanner
- Class 3 e.g Crane, Digger
- Class 1 e.g SeeSaw, Trebuchet
- Types of Motion
- Linear e.g Bullets, Lazerlight
- Oscilating e.g metronome
- Rotary e.g Drill bit, Bike gears
- Reciprocating e.g Jigsaw, Piston
- Linear e.g Bullets, Lazerlight
- Cams
- Encentic Cam
- Slow rise and fall
- Circular, pivot off centre
- Slow rise and fall
- Cams convert Rotary motion to Reciprocating
- Snail Cam
- Slow rise rapid fall
- Oval, with cut out
section to drop
- Slow rise rapid fall
- Random Cam
- Rise and fall is random
- Random Shape
- Rise and fall is random
- Pear Cam
- Stationary then rise and fall
- Pear Shaped
- Stationary then rise and fall
- Encentic Cam
Media attachments
2 comments
almost 11 years ago
Yes, jolly good, old chap!
about 11 years ago
This is excellent, thank you for your contribution
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