Molded plastic container, snap ring and lid combination
US6588618B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Apr 26, 2001 |
| Grant date | Jul 8, 2003 |
| Priority date | — |
| Expiry date | Apr 26, 2021 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D2543/00898
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
An injection molded polyethylene paint can comprising the combination of a straight sided plastic container having a snap ring structure spin-welded to the upper peripheral edge thereof and a snap-on lid. The snap ring structure is of the reentrant design and provides an annular locking structure radially interior of a large volume depression. A snap-on lid has legs which fit over the annular structure and sealingly engage inward and outward exterior surfaces thereof. The lid further comprises a pry ring which lies within the large annular depression of the reentrant portion of the snap ring. A brush wiper ring may be provided integrally with the snap ring. All components are nestable and stackable; the containers are stackable with and without the snap ring.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.