F04B 1/1136
With a rotary cylinder with a single piston reciprocating within the cylinder
Official title: with a rotary cylinder with a single piston reciprocating within the cylinder
F04B1/1136 (With a rotary cylinder with a single piston reciprocating within the cylinder) appears on 7 US grants and 4 published applications in this corpus.
Search patents in F04B- Granted patents
- 7
- Published applications
- 4
- Assignees
- 5
- Inventors
- 7
- Latest grant
- 5 Nov 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 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 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Spin pump with spun-epicyclic geometry having piston bores capped with caps including ducts or valves within the rotor5 Nov 2019US 10,465,669 B2Chart Inc.
- Spin pump with spun-epicyclic geometry26 Sep 2017US 9,771,931 B2Chart Inc.
- Two rotor sliding vane compressor28 Oct 1997US 5,681,153 ACarrier Corporation
- Two rotor sliding vane compressor22 Oct 1996US 5,567,139 A
- Rotary piston machines with a wear-resistant driving mechanism5 Oct 1993US 5,249,506 A
Most cited
By later US patents
- Two rotor sliding vane compressor16US 5,567,139 A1996
- Rotary piston machines with a wear-resistant driving mechanism15US 5,249,506 A1993
- Two rotor sliding vane compressor15US 5,681,153 ACarrier Corporation · 1997
- Pump having piston and cylinder rotatable respectively about spaced axes transverse to the reciprocating axis3US 4,902,208 A1990
- Hydraulic pump2US 4,892,468 AAkebono Brake Industry Co., Ltd. · 1990