Patent · US Expired

Active control of acoustic output in gradient coils

US6519343B1 · kind B1 · utility

7Cited by
1References
16Claims
0Family size

Inventor

Key dates

Filing dateMar 11, 1999
Grant dateFeb 11, 2003
Priority date
Expiry dateMar 11, 2019

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG10K2210/3026
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

Abstract

An acoustically controlled magnetic coil system is provided in which suitable non-magnetic transducers are embedded in a block of acoustic material in which the coil is also embedded, the transducers being energised to oppose the vibratory noise generated by the coil when energised.

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