Keywords: MassStandards 013.jpg The load cell was located in the center of the helical spring When weights were placed on a suspension beneath the assembnly shown and interchanged the spring maintained nearly constant tension on the cell thereby essentially eliminating the hysyal hysteresis which heretofore limited load cell precision National Institute of Standards and Technology National Institute of Standards and Technology PD-USGov-NIST PD-USGov National Bureau of Standards National Institute of Standards and Technology Weights Metrology Kilogram Units of mass Units of measure |