Nozzle fixture for an inhalation device
US12186478B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 26, 2018 |
| Grant date | Jan 7, 2025 |
| Priority date | — |
| Expiry date | Feb 16, 2042 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/19
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The invention relates to the field of inhalation devices for liquids. In particular, the invention relates to a fixture for a nebulizing nozzle to be used in such an inhalation device. A nozzle fixing assembly (1) for an inhalation device, comprising an elastically deformable seal element (2), having a continuous opening (3) capable of receiving a nozzle body (4), said seal element (2) and said nozzle body (4) each having a high pressure side (2A, 4A) and an outlet side (2B, 4B); and a pressure element (5) with a high pressure side (5A), said side being arranged to face the high pressure side (2A) of the seal element (2); wherein (i) the high pressure side (2A) of the seal element (2) is substantially flat, and (ii) the high pressure side (5A) of the pressure element (5) is chamfered in a way that, in the assembled state, the distance between these high pressure sides (2A, 5A) is higher in a central region (C) than in a peripheral region (P).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.