F05D 2260/35
Reducing friction between regenerative impeller discs and casing walls
F05D2260/35 (Reducing friction between regenerative impeller discs and casing walls) appears on 12 US grants and 2 published applications in this corpus.
Search patents in F05D- Granted patents
- 12
- Published applications
- 2
- Assignees
- 12
- Inventors
- 31
- Latest grant
- 17 May 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 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 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Airfoil with thermally conductive pins17 May 2022US 11,333,022 B2General Electric Company
- Fuel pump assembly7 Aug 2001US 6,270,310 B1Ford Global Tech., Inc.
- Peripheral pump15 May 2001US 6,231,300 B1Mannesmann VDO AG
- Regenerative fuel pump having force-balanced impeller3 Apr 2001US 6,210,102 B1Visteon Global Technologies, Inc.
- Pressure balanced fuel pump impeller1 Feb 2000US 6,019,570 AWalbro Corporation
Most cited
By later US patents
- Floating self-centering turbine impeller21US 5,137,418 ARoy E. Roth Company · 1992
- Rotary turbine fluid pump17US 4,915,582 AJapan Electronic Control Systems Co., Ltd. · 1990
- Centrifugal pump of vortex-flow type12US 4,872,806 AAisan Kogyo Kabushiki Kaisha · 1989
- Regenerating pump with graphite and plastic casing and impeller11US 5,141,396 AVDO Adolf Schindling AG · 1992
- Pressure balanced fuel pump impeller8US 6,019,570 AWalbro Corporation · 2000