Ball support arrangement for axial piston machines
US-2025207664-A1 · Jun 26, 2025 · US
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piston shoe retaining means
piston shoe retaining means · 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 | F04B27/0882 |
| Official title | {piston shoe retaining means} |
| Display label | piston shoe retaining means |
| Total patents | 12 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2016 | 2 |
| 2017 | 2 |
| 2018 | 1 |
| 2019 | 3 |
| 2020 | 1 |
| 2023 | 2 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Piston of a hydraulic piston machine
US-11828274-B2 · Nov 28, 2023 · US
Piston of a hydraulic piston machine
US-2023279947-A1 · Sep 7, 2023 · US
Semispherical shoe for swash plate compressor and swash plate compressor
US-10598167-B2 · Mar 24, 2020 · US
Swash plate compressor
US-2019331105-A1 · Oct 31, 2019 · US
Double-headed piston type swash plate compressor
US-10267299-B2 · Apr 23, 2019 · US
Shoe and swash plate compressor including the shoe
US-2019113030-A1 · Apr 18, 2019 · US
Axial piston machine
US-2018135413-A1 · May 17, 2018 · US
Double- headed piston type swash plate compressor
US-2017284382-A1 · Oct 5, 2017 · US
Semispherical shoe for swash plate compressor and swash plate compressor
US-2017211560-A1 · Jul 27, 2017 · US
Hydrostatic axial piston machine and retention plate
US-9506456-B2 · Nov 29, 2016 · US
Swash plate of swash-plate type compressor
US-9441620-B2 · Sep 13, 2016 · US