Beak-type carton lock
US4715529A · kind A · utility
4Cited by
1References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 17, 1986 |
| Grant date | Dec 29, 1987 |
| Priority date | — |
| Expiry date | Jul 17, 2006 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D85/324
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A beak-type lock particularly useful for an egg carton includes an upstanding latching member having a horizontal rib at its latching surface, which latching member is adapted to engage an orifice having a shoulder at its bottom margin and a recessed upper margin, and wherein the upper margin in the locking position falls behind a portion of the upstanding latching member to provide a double-acting lock.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.