Bowl lid having integral lever mechanism
US5425467A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Dec 28, 1993 |
| Grant date | Jun 20, 1995 |
| Priority date | — |
| Expiry date | Dec 28, 2013 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D2543/00842
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A container lid (10) is disclosed for enclosing a container (12). The lid has a top wall (14), and a peripheral rim flange (18) dimensioned to flex outward and receive the upper rim of the container therebetween. The rim flange (18) terminates at a downturned skirt (20). A lever arm skirt portion (32) is provided to extend vertically downward from the lid rim flange, and tapers inward from a top end (38) to a bottom end (40). The lever arm (32) is pivotal outward, whereby applying a force moment to the rim flange (18) which serves to break the seal between the rim flange and the outside rim surface (34) of the container (12), and allow the lid to be easily removed therefrom.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.