Contact part and relay
US-2024395488-A1 · Nov 28, 2024 · US
Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position
Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01H1/50 |
| Official title | Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position |
| Display label | Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position |
| Total patents | 238 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 31 |
| 2016 | 20 |
| 2017 | 24 |
| 2018 | 22 |
| 2019 | 17 |
| 2020 | 18 |
| 2021 | 21 |
| 2022 | 23 |
| 2023 | 20 |
| 2024 | 25 |
| 2025 | 13 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Limit switch device
US-2017263393-A1 · Sep 14, 2017 · US
Switching device for an electrical circuit and a method for controlling such switching device
US-2017256369-A1 · Sep 7, 2017 · US
Method for closing a switch and switch for performing the method
US-9734958-B2 · Aug 15, 2017 · US
Switching device having an apparatus for switching on suddenly
US-9734960-B2 · Aug 15, 2017 · US
Crossbar structure of electromagnetic contactor
US-9646790-B2 · May 9, 2017 · US
Contact device
US-9640354-B2 · May 2, 2017 · US
Electrical contactor
US-9607780-B2 · Mar 28, 2017 · US
Switching Device Having A Damping Element For A Contact System During Abrupt Switching On
US-2017032918-A1 · Feb 2, 2017 · US
Electromagnetic contactor
US-9520246-B2 · Dec 13, 2016 · US
Circuit breaker
US-2016329164-A1 · Nov 10, 2016 · US
Alternating current switch contactor
US-9490083-B2 · Nov 8, 2016 · US
Power relay for a vehicle
US-2016314925-A1 · Oct 27, 2016 · US
Opening and closing device
US-2016300678-A1 · Oct 13, 2016 · US
Contact unit
US-2016293351-A1 · Oct 6, 2016 · US
Double make double break interrupter module with independent blades
US-2016268087-A1 · Sep 15, 2016 · US
Contact device
US-9443685-B2 · Sep 13, 2016 · US
Electrical switch
US-2016254110-A1 · Sep 1, 2016 · US
Switching Device Having an Apparatus for Switching on Suddenly
US-2016225547-A1 · Aug 4, 2016 · US
Switch Unit, In Particular A Circuit Breaker
US-2016203921-A1 · Jul 14, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01H1/50?
- CPC H01H1/50 is the Cooperative Patent Classification code for “Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position.”
- How many patents are filed under CPC H01H1/50 (Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position)?
- Our database includes 238 publications tagged with this CPC code.
- Is patent activity under CPC H01H1/50 growing?
- Publication counts under this code: 25 in 2024 vs 13 in 2025 (latest complete years).