Protective cover for slotted motor housing shell structure
US4720648A · kind A · utility
8Cited by
8References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 28, 1986 |
| Grant date | Jan 19, 1988 |
| Priority date | — |
| Expiry date | Feb 28, 2006 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49826
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An improved housing structure for an outer motor housing shell having slots for ventilating purposes, including a protective cover detachably fastenable to the outer face of the housing shell, the cover having a depending skirt sized and contoured to extend spacedly opposite the slots to protect the motor from falling rain, and yet permit proper ventilation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.