Tube and distributor incorporating the latter for storing and distributing two creamy or pasty products
US5328056A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Mar 15, 1993 |
| Grant date | Jul 12, 1994 |
| Priority date | — |
| Expiry date | Mar 15, 2013 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D35/22
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
The invention relates to a tube (1) having a neck (2) with a distribution orifice (3). The neck (2) being followed by a shoulder (4) and a flexible skirt (5) and, above the skirt (5). The neck (2) has an external, annular, tight fixing element (10, 30) for an external neck (27) by engagement and in that neck (2) which comprises two chambers (6, 7). The chambers are tight with respect to one another up to the distribution orifice (3). The first (6) communicating with the interior (8) of the skirt (5) of the tube (1) and the second (7) carrying through side window or windows (9). The invention also relates to the distributor obtained by engaging an external tube on the tube. It is used for the storage and distribution, without prior contact, of pairs of products in the pharmaceutical, cosmetic, food or cleaning industries.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.