Patent · US Expired

Method of shaping coil ends of an electric appliance

US4428406A · kind A · utility

0Cited by
0References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 23, 1981
Grant dateJan 31, 1984
Priority date
Expiry dateFeb 23, 2001

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49009
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

Method and apparatus for shaping the coil ends for electric appliances wherein convex shapes are formed in the end portions of a plurality of types of coils, and the number or different shape of the convex shapes in each coil is selected to simplify the distinguishing of the plurality of end portions extending from each coil from each other and to prevent wiring errors in the connection of the end portions.

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