Power unit
US10058654B2 · kind B2 · utility
7Cited by
1References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 7, 2014 |
| Grant date | Aug 28, 2018 |
| Priority date | — |
| Expiry date | Mar 17, 2035 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2005/208
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A medicament delivery device is provided having a power body having opposite proximal and distal ends, a plunger rod driver coaxial and movably arranged in relation to said power body, a plunger rod coaxial and movably arranged in relation to said plunger rod driver, a force spring element operably connected between the plunger rod and the power body The plunger rod driver has a first holding elements arranged to interact with second holding elements on the plunger rod and with the power body for releasably holding the plunger rod with the force spring element in an injection tensioned state.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.