Pump unit for a breast pump
US10814052B2 · kind B2 · utility
1Cited by
8References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 24, 2016 |
| Grant date | Oct 27, 2020 |
| Priority date | — |
| Expiry date | Feb 11, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/50
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention relates to a pump unit for a breast pump for extracting milk from a human breast, comprising a motor for driving the pump unit, wherein the motor is configured to provide a motor feedback signal; a control unit for providing a control signal for controlling the motor; and an estimator for estimating a pressure provided by the pump unit based on the motor feedback signal and the control signal; wherein the control unit is configured to adjust the control signal based on the estimated pressure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.