Radiation shielding door
US4646659A · kind A · utility
1Cited by
8References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 4, 1985 |
| Grant date | Mar 3, 1987 |
| Priority date | — |
| Expiry date | Feb 4, 2005 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE06B5/18
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A radiation shielding door of massive concrete mounted to move parallel to a wall surface adjacent a door opening, while supported on a plurality of roller assemblies which travel along a rail mounted in the floor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.