Isolating device for an opening traversed by conveyor cars
US4497254A · kind A · utility
3Cited by
8References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 22, 1982 |
| Grant date | Feb 5, 1985 |
| Priority date | — |
| Expiry date | Sep 22, 2002 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S198/95
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
An isolating device for an opening in a wall traversed by a track for vehicles of a conveyor system. A door can swing up or down to close this opening and a removable track section can be drawn in the direction of the track to clear a path for the door.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.