weighbeam
nounEtymology From weigh + beam.
1
A kind of large steelyard or scale that works by balance, as opposed to a spring.
2
The rigid beam that supports the receptacle for an item that is weighed on a balance-based scale.
- The normal balance position of the weighbeam of a beam scale shall be horizontal.2003, National Conference on Weights and Measures, Specifications, Tolerances, and Other Technical Requirements For Weighing and Measuring Devices, pages 2-5: