Patent · US Expired

Armature of rotary electrical device

US7385323B2 · kind B2 · utility

34Cited by
8References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 23, 2004
Grant dateJun 10, 2008
Priority date
Expiry dateMay 13, 2025

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02K3/522
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An improved armature construction in which a coil winding wiring board and cooperating insulator around which the coils are wound at least in part wherein the insulator and wiring board are interconnected by an attachment arrangement that automatically positions and retained components in the desired circumferential, axial and radial positions.

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