F04C 18/321
With vanes hinged to the inner member and reciprocating with respect to
Official title: {with vanes hinged to the inner member and reciprocating with respect to the inner member}
F04C18/321 (With vanes hinged to the inner member and reciprocating with respect to) appears on 20 US grants and 19 published applications in this corpus.
Search patents in F04C- Granted patents
- 20
- Published applications
- 19
- Assignees
- 11
- Inventors
- 37
- Latest grant
- 27 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 2 |
| 2010 | 2 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 2 |
| 2014 | 0 | 4 |
| 2015 | 2 | 3 |
| 2016 | 4 | 1 |
| 2017 | 2 | 1 |
| 2018 | 2 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 1 |
| 2022 | 2 | 0 |
| 2023 | 0 | 1 |
| 2024 | 2 | 0 |
| 2025 | 1 | 0 |
By publication year.
Recent patents
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Most cited
By later US patents
- Rotary compressor having a discharge valve34US 7,344,367 B2Tecumseh Products Company · 2008
- Compact rotary compressor with carbon dioxide as working fluid19US 7,217,110 B2Tecumseh Products Company · 2007
- Rotary compressor with pressing mechanism and adjusting mechanism to vary a magnitude of a load in response to a pressure difference between the suction fluid and discharge fluid6US 7,806,672 B2Daikin Industries, Ltd. · 2010
- Vane compressor6US 8,602,760 B2Mitsubishi Electric Corporation · 2013
- Vane compressor with vane aligners6US 9,115,716 B2Mitsubishi Electric Corporation · 2015