Dose indicator device for a fluid or powdery product dispenser
US7766188B2 · kind B2 · utility
8Cited by
24References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 14, 2006 |
| Grant date | Aug 3, 2010 |
| Priority date | — |
| Expiry date | Dec 3, 2026 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2202/064
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A dose-indicator device for using with a dispenser device for dispensing fluid or powder, in particular a pharmaceutical, so as to indicate the number of doses that have been emitted or that remain to be emitted from the dispenser device, the indicator device comprising a first rotary disk (10) and a second rotary disk (20) that is preferably opaque, said first disk (10) including indicator numbers and/or symbols (11) that are disposed in peripheral manner about the axis of rotation (X) of said first rotary disk (10) around at least two concentric circles, and said second disk (20) including at least one viewing window (21).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.