Patent · US Expired

Weighing device with a vibrating string

US4383585A · kind A · utility

2Cited by
4References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 12, 1981
Grant dateMay 17, 1983
Priority date
Expiry dateMay 12, 2001

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S177/05
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

Weighing device, including a load table for supporting a load, a parallel motion system formed of transverse links for moving the load table, a vertical rod for supporting a load on the load table, a cross piece, a vibrating string being suspended from the vertical rod and the cross piece, and four magnet systems being disposed on the vertical rod for exciting the string to vibrations at higher frequency.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.