
Hinge
Mechanical Function
A hinge often involves movement and provides flexibility between two solid objects.

The piano lid uses a hinge to open smoothly without being removed.
Common Objects
Hinges are commonly found in everyday items, making things like doors and cabinets function.

Each time you open a notebook, you're using the hinge concept.
Sound Association
Hinges can be associated with a distinctive creaking sound if they are not well-oiled.

She knew he had arrived because the gate's hinge creaked loudly.
Compare with
AxisFulcrumJointKnuckleLinkPinPivotSwivel
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