Obstruction detecting apparatus, obstruction detecting system, electric lifting desk, and electric lifting cupboard
US-2024402382-A1 · Dec 5, 2024 · US
using cam or eccentric
using cam or eccentric · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01H3/42 |
| Official title | using cam or eccentric |
| Display label | using cam or eccentric |
| Total patents | 239 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 33 |
| 2016 | 27 |
| 2017 | 22 |
| 2018 | 16 |
| 2019 | 22 |
| 2020 | 19 |
| 2021 | 21 |
| 2022 | 25 |
| 2023 | 23 |
| 2024 | 18 |
| 2025 | 12 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Electrical switching apparatus and transmission assembly therefor
US-9530578-B2 · Dec 27, 2016 · US
Push switch using a heart shaped cam
US-9514901-B2 · Dec 6, 2016 · US
Electric motor and electric circuit
US-2016329799-A1 · Nov 10, 2016 · US
Electrical switching apparatus and trip assembly therefor
US-2016329167-A1 · Nov 10, 2016 · US
Electrical switching device
US-9484161-B2 · Nov 1, 2016 · US
Switching method and switching device
US-9460873-B2 · Oct 4, 2016 · US
Tertiary locking assembly for a thrust reverser
US-9458794-B2 · Oct 4, 2016 · US
Contamination resistant push button switch
US-9443670-B2 · Sep 13, 2016 · US
Arrangement of vacuum switching tubes in a load transfer switch
US-9406454-B2 · Aug 2, 2016 · US
Electrical switching apparatus and trip assembly therefor
US-9384910-B1 · Jul 5, 2016 · US
Limit switch
US-2016189894-A1 · Jun 30, 2016 · US
Circuit breakers with clock spring drives and/or multi-lobe drive cams and related actuators and methods
US-9373456-B2 · Jun 21, 2016 · US
Electrical switching apparatus and opening assembly having an engagement lug
US-9362064-B2 · Jun 7, 2016 · US
Switch
US-9362066-B2 · Jun 7, 2016 · US
Dual stroke mechanically latched mechanism
US-2016155593-A1 · Jun 2, 2016 · US
Switch
US-9355796-B2 · May 31, 2016 · US
Switchgear and switchgear operating mechanism
US-9349554-B2 · May 24, 2016 · US
Switch
US-9336971-B2 · May 10, 2016 · US
Disconnecting switch
US-9336970-B2 · May 10, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01H3/42?
- CPC H01H3/42 is the Cooperative Patent Classification code for “using cam or eccentric.”
- How many patents are filed under CPC H01H3/42 (using cam or eccentric)?
- Our database includes 239 publications tagged with this CPC code.
- Is patent activity under CPC H01H3/42 growing?
- Publication counts under this code: 18 in 2024 vs 12 in 2025 (latest complete years).