F04B 27/0428
Arrangements for pressing or connecting the pistons against the actuated cam
Official title: {Arrangements for pressing or connecting the pistons against the actuated cam}
F04B27/0428 (Arrangements for pressing or connecting the pistons against the actuated cam) appears on 8 US grants and 10 published applications in this corpus.
Search patents in F04B- Granted patents
- 8
- Published applications
- 10
- Assignees
- 15
- Inventors
- 28
- Latest grant
- 22 Aug 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 1 |
| 2018 | 0 | 1 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Double-piston compressor having a sliding block producing a stroke curve that deviates from a sinusoidal stroke curve22 Aug 2023US 11,732,702 B2Zf Cv Systems Europe BV
- Mechanical fuel pump deactivation30 Apr 2019US 10,273,945 B2Cummins Inc.
- Compressor unit, and compressor26 Sep 2017US 9,771,930 B2Gea Bock GmbH
- Multi-stage compressor1 Jul 2008US 7,393,186 B2LG Electronics Inc.
- Yoke mechanism for compressor30 Oct 2007US 7,287,458 B2LG Electronics Inc.
- Radial piston compressor and method for the assembly of a radial piston compressor23 Jul 2026US 2026/0210345 A1thyssenkrupp AG
- Devices and methods for handling a fluid working medium16 Nov 2023US 2023/0371377 A1
- Double-piston compressor of a compressed air supply device23 Sep 2021US 2021/0293229 A1ZF CV Systems Hannover GmbH
- Compressor19 Sep 2019US 2019/0285061 A1
- Double-piston compressor of a compressed air supply device4 Oct 2018US 2018/0283366 A1
Most cited
By later US patents
- Reciprocating compressor19US 5,030,065 ASulzer Brothers Limited · 1991
- Scotch yoke mechanism for multistage compressor having a spring-biased liner plate17US 5,846,059 AOsaka Gas Co., Ltd. · 1998
- Variable displacement radial piston compressor9US 4,050,852 AGeneral Motors Corporation · 1977
- Mechanical fuel pump deactivation1US 10,273,945 B2Cummins Inc. · 2019
- Yoke mechanism for compressor1US 7,287,458 B2LG Electronics Inc. · 2007