Design and Technology GCSE
Idler Gear
What Idler Gear means in Design and Technology GCSE, as defined for Pearson Edexcel.
Definition of Idler Gear
A gear placed between a driver and driven gear to ensure they rotate in the same direction, without altering the gear ratio.
Topics that use Idler Gear
- The functions of mechanical devices used to produce different sorts of movements, including changing of magnitude and direction of forces (Pearson Edexcel GCSE)
Related terms
Using Idler Gear in the exam
Definition questions usually carry one or two marks, and examiners look for the precise wording. Write the definition from memory, check it against the version above, and then use the term in a longer answer on the same topic so it sticks.
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