Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Furnishings and Equipment (hierarchy name)
4. Measuring Devices (hierarchy name)
5. measuring devices (instruments)
6. [measuring devices for forces]
7. weighing devices
8. [weighing devices by form]
9. scales (weighing devices)

Narrower term/s

• analytical balances
• spring balances[+]
  • torsion balances
• trip scales
• quartz crystal microbalances

Anotations

Scope note:

Scales with a horizontal bar pivoting about a central fulcrum, creating equal-length arms; suspended from the ends of the arms are pans or baskets, in one of which is placed the item being weighed and in the other, a premeasured weight.