Pop-top can opener ring
US4825728A · kind A · utility
Inventor
Key dates
| Filing date | Aug 15, 1988 |
| Grant date | May 2, 1989 |
| Priority date | — |
| Expiry date | Aug 15, 2008 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB67B7/403
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A finger ring having a decorative jewelry appearance but having integrated with the body structure of the ring a utilitarian structure that can be used to lift the tab of a tab-top or pop-top container. The structure of the ring includes a ring body which is circular or oval in shape with at least one arcuate segment of the ring body having a cross-section, when taken perpendicular to the plane of the ring, which includes a shoulder portion of the ring body connected to a tab opener lip by a neck portion of the ring body, the neck portion of the ring body forming the upper surface of the ring to form a lip which extends in the direction of the axis of the ring for use in opening pop-top or tab-top containers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.