End cap for dispensing and spraying liquid pharmaceutical products
US6513684B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 5, 2001 |
| Grant date | Feb 4, 2003 |
| Priority date | — |
| Expiry date | Nov 5, 2021 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05B11/0094
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
An endpiece for dispensing liquid pharmaceuticals contained in a receptacle, the endpiece being of the type comprising a tubular element (1) provided at a free first end (1a) with a spray nozzle (3) and at its second end (1b) with a rotary coupling (11) providing a connection with the internal delivery duct (20) of a pushbutton (2) for fitting onto the top of a tapping member mounted on said receptacle, said rotary coupling (11) being constituted by a core having a cylindrical cavity (21) fitted to said pushbutton (2) in communication with the internal delivery duct (20) and in which the second end (1b) of the tubular element (1) is engaged in touching and rotary manner, which second end is provided with means for opening said duct (20), the endpiece being characterized in that said cylindrical cavity (21) contains an axial rod (22) secured to the pushbutton (2) for being engaged inside the second end (1b) of said tubular element (1) while leaving an intermediate space (21c) through which the pharmaceutical is transferred.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.