Cap with a sliding-flap closure
US4832221A · kind A · utility
Inventor
Key dates
| Filing date | Sep 25, 1987 |
| Grant date | May 23, 1989 |
| Priority date | — |
| Expiry date | Sep 25, 2007 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D47/286
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
This cap is intended especially for a bottle or a container with a neck and is designed to be fastened to the latter in the conventional way by means of a thread or as a result of force-fitting and for this purpose has relative to the neck an outer skirt (1) and an inner skirt (2). According to the invention, this cap is provided with a pouring orifice (3) which can be closed sealingly and opened so as to ensure a flow variable on demand, as a result of the sliding movement of a flap (5) held laid against it by means of a slideway and fixed to the top (4) of the cap on the opposite side (8) to the pouring orifice (3) by means of a folded part (7) which is retractable and concealable as a result of finger operation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.