Compressor having floating seal assembly
US-11939979-B2 · Mar 26, 2024 · US
Axially-movable sealings for working fluids
Axially-movable sealings for working fluids · 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 | F01C19/08 |
| Official title | Axially-movable sealings for working fluids |
| Display label | Axially-movable sealings for working fluids |
| Total patents | 46 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 8 |
| 2017 | 4 |
| 2018 | 3 |
| 2019 | 7 |
| 2020 | 5 |
| 2021 | 6 |
| 2022 | 2 |
| 2023 | 3 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Sealing structure and scroll air compressor having same
US-11725657-B2 · Aug 15, 2023 · US
Compressor having floating seal assembly
US-11692548-B2 · Jul 4, 2023 · US
Compressor Having Floating Seal Assembly
US-2023123953-A1 · Apr 20, 2023 · US
Rotary engine
US-11459891-B2 · Oct 4, 2022 · US
Sealing structure and scroll air compressor having same
US-2022034322-A1 · Feb 3, 2022 · US
Scroll fluid machine with decreasing inter-facing surface and arc shape end plate central portion
US-11204034-B2 · Dec 21, 2021 · US
Compressor Having Floating Seal Assembly
US-2021340982-A1 · Nov 4, 2021 · US
Sealing member
US-11143029-B2 · Oct 12, 2021 · US
Scroll fluid machine including first and second scroll members
US-11002274-B2 · May 11, 2021 · US
Stepped sealing device circumferential pumping groove
US-10954790-B2 · Mar 23, 2021 · US
Rotary engine
US-2021003011-A1 · Jan 7, 2021 · US
Scroll fluid machine
US-2020370556-A1 · Nov 26, 2020 · US
Scroll fluid machine including a pair of fixed scrolls and an orbiting scroll
US-10844719-B2 · Nov 24, 2020 · US
Scroll compression device having a sealing device, and scroll compressor including such a scroll compression device
US-10753360-B2 · Aug 25, 2020 · US
Scroll fluid machine
US-2020095993-A1 · Mar 26, 2020 · US
Sealing member
US-2020063560-A1 · Feb 27, 2020 · US
Scroll compression device having a sealing device, and scroll compressor including such a scroll compression device
US-2019323502-A1 · Oct 24, 2019 · US
Vane cell machine
US-10415565-B2 · Sep 17, 2019 · US
Vane cell machine with centric bore in ring insert in side wall
US-10352322-B2 · Jul 16, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F01C19/08?
- CPC F01C19/08 is the Cooperative Patent Classification code for “Axially-movable sealings for working fluids.”
- How many patents are filed under CPC F01C19/08 (Axially-movable sealings for working fluids)?
- Our database includes 46 publications tagged with this CPC code.
- Is patent activity under CPC F01C19/08 growing?
- Publication counts under this code: 3 in 2023 vs 1 in 2024 (latest complete years).