Dispensing apparatus
US8689785B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 17, 2007 |
| Grant date | Apr 8, 2014 |
| Priority date | — |
| Expiry date | Jun 20, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06M1/083
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention provides dispensing apparatus for delivering metered doses of product from a pressurized dispensing container comprising:a housing for receiving a pressurized dispensing container;a dose counting mechanism comprising indication means for displaying to a user an indication associated with the number or quantity of doses dispensed from, or the number or quantity of doses remaining in, the received pressurized dispensing container;the dose counting mechanism further comprising an indexing mechanism for advancing the indication means on actuation of the received pressurized dispensing container;wherein the dispensing apparatus comprises an indexing member capable of moving within the housing in sync with the received pressurized dispensing container;wherein on actuation of the received pressurized dispensing container in a normal mode of operation the indexing member is able to interface with the indexing mechanism to apply a force to the indexing mechanism sufficient to incrementally advance the indication means.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.