F04C 2240/601
Shaft flexion
F04C2240/601 (Shaft flexion) appears on 52 US grants and 58 published applications in this corpus.
Search patents in F04C- Granted patents
- 52
- Published applications
- 58
- Assignees
- 37
- Inventors
- 145
- Latest grant
- 3 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 4 |
| 2005 | 0 | 2 |
| 2006 | 1 | 1 |
| 2007 | 2 | 2 |
| 2008 | 2 | 3 |
| 2009 | 0 | 0 |
| 2010 | 3 | 3 |
| 2011 | 0 | 3 |
| 2012 | 1 | 1 |
| 2013 | 2 | 1 |
| 2014 | 1 | 3 |
| 2015 | 2 | 1 |
| 2016 | 0 | 2 |
| 2017 | 2 | 1 |
| 2018 | 1 | 3 |
| 2019 | 4 | 2 |
| 2020 | 1 | 4 |
| 2021 | 3 | 6 |
| 2022 | 6 | 3 |
| 2023 | 4 | 3 |
| 2024 | 4 | 5 |
| 2025 | 4 | 2 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Compressor and refrigeration device3 Mar 2026US 12,565,887 B2Anhui Meizhi Precision Manufacturing Co., Ltd.
- Bearing and unloader assembly for compressors2 Dec 2025US 12,486,845 B2Copeland Corporation
- Compressor and air conditioner9 Sep 2025US 12,410,794 B2Gree Electric Appliances, Inc. of Zhuhai
- Compressor3 Jun 2025US 12,320,352 B2Fu Sheng Industrial Co., Ltd.
- Driveshaft assemblies and compressors including the same7 Jan 2025US 12,188,355 B2Copeland Corporation
- Bearing and unloader assembly for compressors26 Feb 2026US 2026/0055767 A1Copeland Corporation
- Rotary compressor and refrigeration apparatus1 Jan 2026US 2026/0002533 A1Daikin Industries, Ltd.
- Drive assemblies and compressors including the same6 Mar 2025US 2025/0075700 A1Copeland Corporation
- Compressor13 Feb 2025US 2025/0052239 A1Fu Sheng Industrial Co., Ltd.
- Compressor and air conditioner19 Dec 2024US 2024/0418170 A1Gree Electric Appliances, Inc. of Zhuhai
Most cited
By later US patents
- Scroll compressor with canted drive busing surface21US 4,836,758 ACopeland Corporation · 1989
- Slider block for a scroll compressor having edge loading relief under load15US 5,174,738 ACarrier Corporation · 1992
- Scroll type compressor having curved surface portions between the shaft and bearing means15US 5,222,881 AMitsubishi Denki Kabushiki Kaisha · 1993
- Scroll compressor having a deflectable bearing housing for shaft alignment13US 6,709,247 B1Copeland Corporation · 2004
- Refrigeration system having a rotary compressor13US 7,128,540 B2Sanyo Electric Co., Ltd. · 2006