Patent · US Expired

Elastic insulating material element for wedging a winding, in particular the stator winding, of an electric machine

US6274961A · kind A · utility

2Cited by
12References
25Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 30, 1999
Grant dateAug 14, 2001
Priority date
Expiry dateJun 30, 2019

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02K3/487
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

In an elastic insulating material element for wedging a winding, in particular the stator winding, of an electric machine in the slots provided for this purpose in a laminated body, good mechanical and, at the same time, electric properties are achieved in that the insulating material element (10) has a striplike metal spring core (11) which is surrounded on all sides by a casing (12) made of an insulating material.

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