Forage harvester adjustment apparatus
US-11985919-B2 · May 21, 2024 · US
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Arrangement of knife sharpening devices
Arrangement of knife sharpening devices · Cooperative Patent Classification (CPC)
Agriculture, food, personal care, health, and life sciences.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | A01F29/22 |
| Official title | Arrangement of knife sharpening devices |
| Display label | Arrangement of knife sharpening devices |
| Total patents | 18 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2017 | 2 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 3 |
| 2021 | 5 |
| 2022 | 3 |
| 2023 | 1 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Cutting sharpness detection device
US-11566883-B2 · Jan 31, 2023 · US
Method for sharpening knives of an agricultural vehicle
US-11534882-B2 · Dec 27, 2022 · US
System and method determining whether to grind chopping blades of a chopping device
US-2022361405-A1 · Nov 17, 2022 · US
Forage harvester comprising a monitoring mechanism for shear bar and cutting drum
US-11350569-B2 · Jun 7, 2022 · US
Forage harvester adjustment apparatus
US-2021368682-A1 · Dec 2, 2021 · US
Forage harvester with a magnetic assebmly
US-11109537-B2 · Sep 7, 2021 · US
Wear resistant precutter knife
US-11071255-B2 · Jul 27, 2021 · US
Forage harvester comprising a monitoring mechanism for shear bar and cutting drum
US-2021127578-A1 · May 6, 2021 · US
Method for Sharpening Knives of an Agricultural Vehicle
US-2021078128-A1 · Mar 18, 2021 · US
Driver assistance system of a forage harvester
US-2020359563-A1 · Nov 19, 2020 · US
Cutting sharpness detection device
US-2020363184-A1 · Nov 19, 2020 · US
Detection arrangement for detecting a state of wear of a chopping assembly
US-10568271-B2 · Feb 25, 2020 · US
Wear resistant precutter knife
US-2019281768-A1 · Sep 19, 2019 · US
Forage harvester
US-2019174680-A1 · Jun 13, 2019 · US
System and method for determining knife usage
US-10045489-B2 · Aug 14, 2018 · US
Method for determining the sharpness of cutting edges of chopper blades
US-9801342-B2 · Oct 31, 2017 · US
System and method for determining knife usage
US-2017094910-A1 · Apr 6, 2017 · US