Child resistant container and closure
US4385706A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Jan 4, 1982 |
| Grant date | May 31, 1983 |
| Priority date | — |
| Expiry date | Jan 4, 2002 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D50/06
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A container and closure assembly which is resistant to opening by a child, and which includes a container having a cylindrical neck portion having an annular safety ring key or key way therearound. A safety ring is rotatably mounted on the neck portion and is retained against axial movement thereon by the key or key way. The safety ring defines an access tab relief, and also an access tab safety recess adjacent the access tab relief. A closure cap which is dimensioned to fit over and close the opening at the upper end of the neck portion is hinged to the neck portion for pivotation between an open and closed position. The closure cap carries an access tab at a location spaced around the cap from the hinge by which the cap is connected to the neck portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.