Container lid construction
US4473167A · kind A · utility
65Cited by
6References
9Claims
0Family size
Inventor
Key dates
| Filing date | Sep 29, 1982 |
| Grant date | Sep 25, 1984 |
| Priority date | — |
| Expiry date | Sep 29, 2002 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D2543/00842
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
There is disclosed a polymeric container lid construction whereby the contents of a container equipped therewith can be readily accessed by means of a reclosable access strip defined between a pair of spaced apart tear impressions extending inwardly from the edge of the lid and into the central portion thereof. An improved self-forming hinge element for the access strip is described along with an improved hold-open retainer construction by which the access strip can be releasably retained in the open condition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.