Patent · US Expired

Electrical properties and uniformity of bulk degaussing coils

US7064948B2 · kind B2 · utility

1Cited by
5References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 21, 2003
Grant dateJun 20, 2006
Priority date
Expiry dateMay 24, 2024

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01F13/006
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A degaussing system for magnetic media is provided, the system comprising an erasing head connected to an LC circuit and the erasing head including an elongated form around which a coil is wound. The coil has two segments which are spaced apart a distance to provide adjustment of the electrical and/or magnetic properties of the coil.

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