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JSS3: BASIC TECHNOLOGY - 2ND TERM

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  1. Scales & Scale Drawing | Week 1
    2 Topics
    |
    1 Quiz
  2. Simple Blueprint Reading | Week 2
    2 Topics
    |
    1 Quiz
  3. Basic Building Symbols and Components | Week 3
    8 Topics
    |
    1 Quiz
  4. WoodWork Project | Week 4
    3 Topics
    |
    1 Quiz
  5. WoodWork Project - Non-Wood Materials | Week 5
    1 Topic
    |
    1 Quiz
  6. MetalWork Project | Week 6
    5 Topics
    |
    1 Quiz
  7. Soldering & Brazing | Week 7
    2 Topics
    |
    1 Quiz
  8. Machine Motions I | Week 8
    3 Topics
    |
    1 Quiz
  9. Machine Motions II | Week 9
    2 Topics
    |
    1 Quiz



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Topic Content:

  • Conversion of Rotary Motion To Linear Motion

1. Sewing Machine: In some machines, it is necessary for a change from one form of motion to another along its line of operation. For instance, a sewing machine will need to convert linear motion from the moving pedal to rotary motion at the wheel and finally to linear motion again at the needle.

Sewing machine
Sewing machine.

 

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