F04B 27/0834
Cylinder barrel
Official title: {cylinder barrel}
F04B27/0834 (Cylinder barrel) appears on 8 US grants and 15 published applications in this corpus.
Search patents in F04B- Granted patents
- 8
- Published applications
- 15
- Assignees
- 9
- Inventors
- 30
- Latest grant
- 14 Sep 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 1 | 0 |
| 2011 | 1 | 2 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 2 |
| 2018 | 2 | 0 |
| 2019 | 2 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
By publication year.
Recent patents
- Piston-type positive displacement machine with a pressure-adaptive piston-cylinder interface14 Sep 2021US 11,118,681 B2Purdue Research Foundation
- Hydrostatic pump barrel with sloped kidney ports30 Jul 2019US 10,364,806 B2Parker-Hannifin Corporation
- Positive displacement machines and methods of increasing load-carrying capacities thereof2 Apr 2019US 10,247,177 B2Purdue Research Foundation
- Cylinder block for a compressor, in particular swash plate compressor, and swash plate compressor14 Aug 2018US 10,047,733 B2Valeo Japan Co., Ltd.
- Variable displacement compressor with drain passage8 May 2018US 9,964,102 B2Kabushiki Kaisha Toyota Jidoshokki
- Piston-type positive displacement machine with a pressure-adaptive piston-cylinder interface29 Oct 2020US 2020/0340581 A1Purdue Research Foundation
- Hydrostatic pump barrel with sloped kidney ports19 Oct 2017US 2017/0298912 A1Parker-Hannifin Corporation
- Positive displacement machines and methods of increasing load-carrying capacities thereof19 Jan 2017US 2017/0016431 A1Purdue Research Foundation
- Cylinder Block For A Compressor, In Particular Swash Plate Compressor, And Swash Plate Compressor21 May 2015US 2015/0135943 A1Valeo Japan Co., Ltd.
- Variable displacement compressor2 Oct 2014US 2014/0294632 A1Kabushiki Kaisha Toyota Jidoshokki
Most cited
By later US patents
- Variable displacement compressor with drain passage6US 9,964,102 B2Kabushiki Kaisha Toyota Jidoshokki · 2018
- Method of remanufacturing and salvaging hydraulic pumps5US 7,934,303 B2Caterpillar Inc. · 2011
- Positive displacement machines and methods of increasing load-carrying capacities thereof2US 10,247,177 B2Purdue Research Foundation · 2019
- Axial sliding bearing and method of reducing power losses thereof1US 9,115,748 B2Purdue Research Foundation · 2015