Lifting structure for dynamic electric machine
US5008575A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 30, 1990 |
| Grant date | Apr 16, 1991 |
| Priority date | — |
| Expiry date | Apr 30, 2010 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K5/26
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A lifting structure for lifting a dynamic electric machine of the type having a substantially cylindrical stator frame provided on the outer peripheral surface thereof with a plurality of heat radiating ribs extending in the longitudinal direction of the machine. The structure includes grooves formed by casting or extrusion in the opposing walls of two adjacent heat radiating ribs so as to extend in the longitudinal direction of the machine. The structure also includes a lifting member such as an eye bolt provided at its lower portion with a sliding engaging portion with an expanded portion such as a nut for sliding engagement with the grooves.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.