Patent · US Expired

Ring coil winding assisting device

US5402097A · kind A · utility

5Cited by
4References
4Claims
0Family size

Inventor

Key dates

Filing dateAug 11, 1993
Grant dateMar 28, 1995
Priority date
Expiry dateAug 11, 2013

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01F41/08
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A ring coil winding assisting device for winding with an enamel wire to form into a ring coil, consisted of two symmetrical annular insulation shields and an iron core insulated in between, one insulation shield having a projecting stator at the top in parallel with the central axis of the iron core for fastening one end of the enamel wire to be wound, the stator having a circularly smooth ridge around the periphery for passing the enamel wire during its winding.

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