Inhaler
US11964097B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 6, 2019 |
| Grant date | Apr 23, 2024 |
| Priority date | — |
| Expiry date | Apr 10, 2041 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/8281
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An inhaler for delivery of a medicament by inhalation includes an inhaler body for receiving a canister having a dispensing valve. A drive mechanism is provided for driving the canister from a rest position in which the valve is closed to an actuating position in which the valve is open. A resetting mechanism is provided for resetting the drive mechanism. A return mechanism is provided for returning the canister from the actuating position to the rest position, wherein the return mechanism comprises a damping system that is configured to enable the canister to automatically return from the actuating position to the rest position within a predetermined time period. A method of operation of an inhaler is also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.