Patent · US Expired

High frequency coil

US4456900A · kind A · utility

7Cited by
1References
7Claims
0Family size

Assignees

Inventors

Key dates

Filing dateMay 6, 1981
Grant dateJun 26, 1984
Priority date
Expiry dateMay 6, 2001

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01F17/045
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A high frequency coil including an inductance device formed by fitting a pair of electrode caps at both ends of a ferrite magnetic core wound by a winding on a peripheral surface of the core; a heat resistant electric insulating coated layer formed on the peripheral surface of the inductance device and a heat resistant electric insulating resilient tube fitted onto the peripheral surface of the coated inductance device.

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