Burial vaults
US4253220A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Jun 13, 1979 |
| Grant date | Mar 3, 1981 |
| Priority date | — |
| Expiry date | Jun 13, 1999 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61G2205/20
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A burial vault including a base and a cover or dome molded from moldable plastic resinous material. The base and cover or dome have reinforcing ribs formed integrally therewith on the inner surfaces of the side and end walls thereof. The base has a pattern of reticulated reinforcing ribs formed integrally with and on the inner surface of the bottom of the base, and the cover or dome has a comparable pattern of reticulated reinforcing ribs formed integrally with and on the inner or lower surface of the top wall of the cover or dome, and the base has reinforcing structures formed integrally therewith at the bottom corners of the base. The base and the cover or dome have reinforcing ribs formed on the inner surfaces of the side and end walls thereof. The base and the cover or dome have outwardly projecting marginal or peripheral sealing flanges formed integrally therein at the upper and lower edges thereof, respectively, and these sealing flanges have mating and coacting sealing tongues and grooves formed therein. At least certain of the walls of the base and the cover or dome have geometrically shaped recesses formed in the outer surfaces thereof and these recesses are adapted to rec…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.