Aerosol valve
US10040622B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 1, 2016 |
| Grant date | Aug 7, 2018 |
| Priority date | — |
| Expiry date | Dec 1, 2036 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D83/64
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
An aerosol valve movable from a closed position to an open position for retaining a product in, and spraying the product from, a container, comprising: a valve cup positioned on a first end of the container that orients the aerosol valve in the container, wherein the valve cup has a lip that defines a valve cup opening into the container; a valve stem disposed in the valve cup opening so that a first portion of the valve stem is disposed above the lip and a second portion of the valve stem is disposed below the lip within the container, the valve stem having an open first end, a closed second end and defining a longitudinal passageway therebetween with the open first end defining an outlet from the passageway of the valve stem, a side of the valve stem defining at least one inlet into the passageway near the closed second end; a resilient seal disposed in the valve cup opening between the valve stem and the lip, wherein the resilient seal comprises a seal body having a first portion disposed above the lip and a second portion disposed below the lip within the container, the seal body defining a seal body bore which the valve stem is disposed in and partially through; a ring knife d…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.