Peristaltic pump with constant biasing force
US-12478728-B2 · Nov 25, 2025 · US
using an excenter as the squeezing element
using an excenter as the squeezing element · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F04B43/123 |
| Official title | {using an excenter as the squeezing element} |
| Display label | using an excenter as the squeezing element |
| Total patents | 37 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 10 |
| 2017 | 4 |
| 2018 | 4 |
| 2019 | 4 |
| 2020 | 2 |
| 2021 | 4 |
| 2022 | 3 |
| 2024 | 1 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Peristaltic pumping segment with check valve
US-2025009963-A1 · Jan 9, 2025 · US
Peristaltic pumping segment with check valve
US-12115340-B2 · Oct 15, 2024 · US
Orbital pump device comprising crowning for delivering liquid medium as well as method and use
US-11486383-B2 · Nov 1, 2022 · US
Peristaltic pump with constant biasing force
US-2022233763-A1 · Jul 28, 2022 · US
Pump device
US-11306710-B2 · Apr 19, 2022 · US
Peristaltic pumping segment with check valve
US-2021268173-A1 · Sep 2, 2021 · US
Liquid transport apparatus and dispenser using the same
US-2021131419-A1 · May 6, 2021 · US
Orbital Pump Device Comprising Crowning for Delivering Liquid Medium As Well As Method And Use
US-2021071657-A1 · Mar 11, 2021 · US
Method for operating a device for the dosed supply of a liquid
US-10883490-B2 · Jan 5, 2021 · US
Pump device
US-2020132065-A1 · Apr 30, 2020 · US
Hydraulic unit of a vehicle brake system having an eccentric chamber
US-10589730-B2 · Mar 17, 2020 · US
Pump for conveying a liquid
US-10428815-B2 · Oct 1, 2019 · US
Pump for pumping a liquid along at least one delivery path delimited by a deformable element braced in an axial direction by a stress anchor projecting through a pump rotation shaft
US-10393102-B2 · Aug 27, 2019 · US
Hydraulic Unit of a Vehicle Brake System Having an Eccentric Chamber
US-2019077389-A1 · Mar 14, 2019 · US
Pump chamber for a peristaltic pump
US-10174751-B2 · Jan 8, 2019 · US
Method For Operating A Device For The Dosed Supply Of A Liquid
US-2018238323-A1 · Aug 23, 2018 · US
Pump for metering a liquid additive for a selective catalytic reduction device
US-10054116-B2 · Aug 21, 2018 · US
Method for providing a liquid additive
US-9909477-B2 · Mar 6, 2018 · US
Pump with external controlled compression and methods of pumping with external controlled compression
US-2018058437-A1 · Mar 1, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F04B43/123?
- CPC F04B43/123 is the Cooperative Patent Classification code for “using an excenter as the squeezing element.”
- How many patents are filed under CPC F04B43/123 (using an excenter as the squeezing element)?
- Our database includes 37 publications tagged with this CPC code.
- Is patent activity under CPC F04B43/123 growing?
- Publication counts under this code: 1 in 2024 vs 2 in 2025 (latest complete years).