Pinch valve system
US12259065B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 10, 2022 |
| Grant date | Mar 25, 2025 |
| Priority date | — |
| Expiry date | Aug 10, 2042 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/8212
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A pinch valve system includes a closing element arranged in an axial direction and includes a closing piece, a permanent magnetic holding device to hold the closing element by a permanent magnetic force in an open or closed position, without energy being supplied to the permanent magnetic holding device, an electromagnetic actuating device to carrying out a switching process, with which the closing element is configured to be moved from the open position to the closed position or from the closed position to the open position, an energy storage device to store an electrical energy which is sufficient to carry out the switching process, and a controller programmed with a predetermined rest position, which is the open or closed position, and the controller configured to trigger the switching process with which the closing element is brought to the rest position by the energy stored in the energy storage device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.