Container with flexible pouring spout and sealing closure
US4446994A · kind A · utility
Inventor
Key dates
| Filing date | Aug 26, 1982 |
| Grant date | May 8, 1984 |
| Priority date | — |
| Expiry date | Aug 26, 2002 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D2501/0063
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A disposable, plastic container for the dispensing of liquids, which container comprises: an elongated, flexible collapsible nozzle; a removable top handle having an open area; and a raised sealing nipple on the top exterior surface of the container, whereby, on opening of the container by removal of the handle, the container is resealed by bending the nozzle to form a seal, along a line of collapse of the nozzle the bent nozzle retained in a sealing position by the handle placed about the base of the nozzle, and the outlet of the nozzle placed in a sealing engagement with the sealing nipple on the container to provide a dual seal for the container.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.