Case for packaging
US4787552A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Sep 30, 1987 |
| Grant date | Nov 29, 1988 |
| Priority date | — |
| Expiry date | Sep 30, 2007 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D2251/1025
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A case for packaging, manufactured according to the present invention, comprises a case body and a lid that engages with the case body, an engaging tab attached to the case body side and protruding outwardly, a slot attached to the lid side in such a manner that the engaging tab can be inserted in the slot, the outer surface of the engaging tab being formed of a first elevated face that protrudes substantially laterally to the direction of protrusion of the engaging tab, a step-gap part provided on the rear side, the outer surface of an edge part on the case body side that is positioned opposite to the engaging part, being formed of a second elevated face that protrudes in the same direction as the direction of protrusion of the first elevated face, the second elevated face being provided with a major cut line into which the engaging tab can be inserted longitudinally to the second elevated face, and sub cut lines that start at both ends of the major cut line towards the inside.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.