Continuously-variable transmission with oscillating racks
US-11773951-B1 · Oct 3, 2023 · US
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the intermittently-acting members being shaped as worms, screws, or racks
the intermittently-acting members being shaped as worms, screws, or racks · 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 | F16H29/20 |
| Official title | the intermittently-acting members being shaped as worms, screws, or racks |
| Display label | the intermittently-acting members being shaped as worms, screws, or racks |
| Total patents | 4 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2018 | 1 |
| 2019 | 1 |
| 2023 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Engagement chain and movable body movement device
US-10295018-B2 · May 21, 2019 · US
Engagement chain and movable body movement device
US-2018216703-A1 · Aug 2, 2018 · US
Geared infinitely variable transmission
US-9222558-B2 · Dec 29, 2015 · US