Bung-type container
US5016775A · kind A · utility
23Cited by
11References
7Claims
0Family size
Inventor
Key dates
| Filing date | Aug 14, 1989 |
| Grant date | May 21, 1991 |
| Priority date | — |
| Expiry date | Aug 14, 2009 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF17C2205/0305
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A tube stub is formed from the material of a sheet metal cover to define the bunghole of a drum, cask or barrel and is provided with a screwthread into which the bung is threadedly fitted so that the bung will press a seal against an annular sealing surface defined by the tube stub.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.