Low force valves for drug delivery pumps
US11725741B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 17, 2019 |
| Grant date | Aug 15, 2023 |
| Priority date | — |
| Expiry date | Jun 15, 2041 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16K2099/0086
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
Disclosed are examples of valve systems and methods of operating the respective valve systems. An example valve system may include a valve body, an inlet component, an outlet component and a valve tube. The valve body may include a first void and a second void. The inlet component may be coupled to the first void and the outlet component may be coupled to the second void. The valve tube may include a side port and may be positioned through the valve body and coupled to the first void, the inlet component, the second void, and the outlet component. Other valve system examples may include including a valve body, a first septum, a second septum, a first piston, a second piston and a tube. The disclosed methods describe the interaction of the respective components of the respective valve system example.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.