Power tool safety systems
US-2025281985-A1 · Sep 11, 2025 · US
with blades dropping below a table in reaction to dangerous situation
with blades dropping below a table in reaction to dangerous situation · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B27G19/022 |
| Official title | {with blades dropping below a table in reaction to dangerous situation} |
| Display label | with blades dropping below a table in reaction to dangerous situation |
| Total patents | 46 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 13 |
| 2017 | 2 |
| 2018 | 15 |
| 2019 | 7 |
| 2020 | 1 |
| 2021 | 2 |
| 2023 | 1 |
| 2024 | 2 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Actuators for power tool safety systems
US-12303989-B2 · May 20, 2025 · US
Actuators for power tool safety systems
US-2024139838-A1 · May 2, 2024 · US
Actuators for power tool safety systems
US-11865631-B2 · Jan 9, 2024 · US
System and method for kickback detection based on blade speed in a power tool
US-11571831-B2 · Feb 7, 2023 · US
Actuators for power tool safety systems
US-2021229197-A1 · Jul 29, 2021 · US
Actuators for power tool safety systems
US-10981238-B2 · Apr 20, 2021 · US
Blade Guard Having a Safety Feature
US-2020086523-A1 · Mar 19, 2020 · US
Method of operating a power tool with a protected coupling plate
US-10507537-B2 · Dec 17, 2019 · US
Actuators for power tool safety systems
US-2019366454-A1 · Dec 5, 2019 · US
Actuators for power tool safety systems
US-10384281-B2 · Aug 20, 2019 · US
Table Saws
US-10335972-B2 · Jul 2, 2019 · US
Power tool with ultrasonic sensor for sensing contact between an implement and an object
US-10330258-B2 · Jun 25, 2019 · US
Power tool drop arm with offset ribbing
US-10213853-B2 · Feb 26, 2019 · US
Diagnostic and maintenance operation for a saw
US-10189098-B2 · Jan 29, 2019 · US
System and method for kickback detection in a circular saw
US-10144148-B2 · Dec 4, 2018 · US
Power tool with arbor lock
US-10071432-B2 · Sep 11, 2018 · US
Table saws
US-2018215064-A1 · Aug 2, 2018 · US
Table saw with positive locking mechanism
US-10029386-B2 · Jul 24, 2018 · US
Method of Operating a Power Tool with a Protected Coupling Plate
US-2018185937-A1 · Jul 5, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B27G19/022?
- CPC B27G19/022 is the Cooperative Patent Classification code for “with blades dropping below a table in reaction to dangerous situation.”
- How many patents are filed under CPC B27G19/022 (with blades dropping below a table in reaction to dangerous situation)?
- Our database includes 46 publications tagged with this CPC code.
- Is patent activity under CPC B27G19/022 growing?
- Publication counts under this code: 2 in 2024 vs 2 in 2025 (latest complete years).