Metering valve and fluid product dispensing device comprising such a valve
US10745189B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 20, 2017 |
| Grant date | Aug 18, 2020 |
| Priority date | — |
| Expiry date | Mar 20, 2037 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D83/52
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A metering valve for dispensing fluid, the metering valve comprising: a valve body (10) containing a metering chamber (20); and a valve member (30) that slides axially in said valve body (10) between a rest position and a dispensing position, for selectively dispensing the contents of said metering chamber (20); said valve member (30) including a collar (320) and being urged towards its rest position by a spring (8) that co-operates firstly with said valve body (10) and secondly with said valve member (30), said valve body (10) including a valve-body cylindrical portion (15) in which said collar (320) of said valve member (30) slides between its rest and dispensing positions, said valve-body cylindrical portion (15) including a plurality of longitudinal splines (100) that extend over at least a fraction of the height of said valve-body cylindrical portion (15), said longitudinal splines (100) projecting radially inwards and acting on said collar (320) of said valve member (30) for substantially centering said collar (320) in said valve-body cylindrical portion (15).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.