Metered dose dispenser
US6702155B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Sep 18, 2001 |
| Grant date | Mar 9, 2004 |
| Priority date | — |
| Expiry date | Sep 18, 2021 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01F11/04
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An apparatus and method of delivering adjustable metered doses of a composition from a squeezable container. An embodiment of the apparatus is a metered dose dispenser including a body that includes an inlet channel with a first opening, an outlet channel with a second opening, and a dosing wheel seat. The dosing wheel seat is a cavity defined by the body. The dosing wheel seat communicates with the inlet channel, via the first opening, and with the outlet channel, via the second opening. The metered dose dispenser also includes a removable, rotatable dosing wheel is situated within the dosing wheel seat when the metered dose dispenser is in use. The dosing wheel includes a dosing channel, which may be aligned with the inlet channel and the outlet channel. A plunger is movably situated in the dosing channel, the plunger does not fit through either the first or second opening.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.