F04C 18/324
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 outer member
F04C18/324 (With vanes hinged to the inner member and reciprocating with respect to) appears on 29 US grants and 27 published applications in this corpus.
Search patents in F04C- Granted patents
- 29
- Published applications
- 27
- Assignees
- 12
- Inventors
- 58
- Latest grant
- 19 Nov 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 3 |
| 2005 | 1 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 2 |
| 2014 | 0 | 0 |
| 2015 | 3 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 2 |
| 2018 | 0 | 1 |
| 2019 | 1 | 1 |
| 2020 | 3 | 5 |
| 2021 | 1 | 5 |
| 2022 | 8 | 3 |
| 2023 | 2 | 1 |
| 2024 | 4 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Rotary compressor with selective oil communication19 Nov 2024US 12,146,493 B2LG Electronics Inc.
- Method for determining a discharge pressure of a rolling piston compressor24 Sep 2024US 12,098,722 B2Haier US Appliance Solutions, Inc.
- Rotary compressor with vane coupled to rolling piston23 Apr 2024US RE49,937 E1LG Electronics Inc.
- Rotary vane compressor with residual refrigerant removal27 Feb 2024US 11,913,456 B2LG Electronics Inc.
- Rotary compressor23 May 2023US 11,655,817 B2LG Electronics Inc.
- Method for determining a discharge pressure of a rolling piston compressor30 Nov 2023US 2023/0383741 A1Haier US Appliance Solutions, Inc.
- Rotary compressor29 Dec 2022US 2022/0412358 A1LG Electronics Inc.
- Rotary compressor with selective oil communication3 Nov 2022US 2022/0349405 A1LG Electronics Inc.
- Pump body assembly, compressor and air conditioner17 Mar 2022US 2022/0082094 A1Anhui Meizhi Precision Manufacturing Co., Ltd.
- Rotary compressor9 Dec 2021US 2021/0381511 A1LG Electronics Inc.
Most cited
By later US patents
- Horizontal two stage rotary compressor22US 6,929,455 B2Tecumseh Products Company · 2005
- Rotary compressor having strengthened partition and shaped recesses for receiving the strengthened partition20US 5,564,916 ADaikin Industries, Ltd. · 1996
- Rotary compressor with rotation preventing pin17US 5,348,455 ATecumseh Products Company · 1994
- Horizontal two stage rotary compressor with a bearing-driven lubrication structure11US 6,752,605 B2Tecumseh Products Company · 2004
- Hermetic sealed compressor8US 7,618,242 B2Daikin Industries, Ltd. · 2009