Lightweight starting system for an electrically compensated constant speed drive
US4777376A · kind A · utility
9Cited by
5References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 18, 1987 |
| Grant date | Oct 11, 1988 |
| Priority date | — |
| Expiry date | Dec 18, 2007 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02N11/04
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
An electrically compensated constant speed drive includes controllable gear boxes in the speed compensation link of the drive which permit the overall speed ranges of the permanent magnet machines to be controlled, thus leading to a desirable decrease in size and weight of the machines.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.