Patent · US Expired

Multiple choke assembly

US4109223A · kind A · utility

14Cited by
12References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 3, 1977
Grant dateAug 22, 1978
Priority date
Expiry dateMar 3, 1997

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S128/908
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A multiple choke assembly comprises individual chokes assembled side by side and in close proximity, mutual inductance phenomena occurring between adjacent chokes being minimized by alternating the lay of adjacent chokes. The disclosure also includes a description of a preferred arrangement utilizing a two-choke assembly for the burn protection of patients undergoing electrosurgery at times when electrocardiograph electrodes may be attached to the patient's skin.

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