Pipetting apparatus for aspirating and dispensing liquids
US10427150B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 30, 2017 |
| Grant date | Oct 1, 2019 |
| Priority date | — |
| Expiry date | Aug 2, 2037 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01L3/0224
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A pipetting apparatus for aspirating and dispensing liquids having a pipetting unit with an interchangeable vessel that receives a liquid to be transferred, a holder for the pipetting unit, a positioning device for the pipetting unit, a micrometering unit, and an electronic control device. The micrometering unit is embodied separately from the pipetting unit and has a separate electronic control unit. The pipetting unit has a coupling device and the micrometering unit has a counterpart coupling device that matches the coupling device for the purpose of coupling. Coupling device and/or counterpart coupling device is/are switchable. The holder or the micrometering unit has a contact device with at least one electrical contact element and the micrometering unit or the holder has a counterpart contact device, matching the contact device, with at least one counterpart electrical contact element for making electrical contact with the contact element.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.