Auto injector with bi-stable clutch plate
US12337150B2 · kind B2 · utility
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25Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 23, 2020 |
| Grant date | Jun 24, 2025 |
| Priority date | — |
| Expiry date | Nov 19, 2041 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2005/3267
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An auto injector for delivery of a medicament to a patient is provided. The auto injector is adapted for receiving a cartridge assembly supporting a syringe. The auto injector includes a housing, a plunger, a plunger spring, and a clutch assembly. The plunger is movably positioned inside the housing. The plunger spring is adapted to move the plunger for delivery of the medicament. The clutch assembly is positioned inside the housing and includes a bi-stable clutch plate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.