F01C 1/0246
Details concerning the involute wraps or their base
Official title: {Details concerning the involute wraps or their base, e.g. geometry}
F01C1/0246 (Details concerning the involute wraps or their base) appears on 111 US grants and 68 published applications in this corpus.
Search patents in F01C- Granted patents
- 111
- Published applications
- 68
- Assignees
- 47
- Inventors
- 232
- Latest grant
- 12 Nov 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 6 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 7 | 0 |
| 1988 | 2 | 0 |
| 1989 | 6 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 4 |
| 2006 | 1 | 5 |
| 2007 | 2 | 0 |
| 2008 | 3 | 2 |
| 2009 | 0 | 1 |
| 2010 | 0 | 3 |
| 2011 | 2 | 1 |
| 2012 | 3 | 3 |
| 2013 | 2 | 5 |
| 2014 | 0 | 5 |
| 2015 | 3 | 9 |
| 2016 | 6 | 7 |
| 2017 | 10 | 9 |
| 2018 | 2 | 4 |
| 2019 | 2 | 1 |
| 2020 | 9 | 4 |
| 2021 | 2 | 2 |
| 2022 | 1 | 0 |
| 2023 | 3 | 2 |
| 2024 | 2 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Scroll compressor with engineered shared communication port12 Nov 2024US 12,140,147 B2Trane International Inc.
- Scroll compressor having separate flow paths in communication with different back pressure chambers30 Jul 2024US 12,049,892 B2Samsung Electronics Co., Ltd.
- Scroll compressor with engineered shared communication port19 Sep 2023US 11,761,446 B2Trane International Inc.
- Tested products of PDM performance testing device4 Jul 2023US 11,692,911 B2Abaco Drilling Technologies LLC
- Compressor having capacity modulation assembly25 Apr 2023US 11,635,078 B2Emerson Climate Technologies, Inc.
- Scroll compressor with engineered shared communication port14 Mar 2024US 2024/0084801 A1Trane International Inc.
- Scroll compressor30 Mar 2023US 2023/0101084 A1Samsung Electronics Co., Ltd.
- Scroll compressor with engineered shared communication port30 Mar 2023US 2023/0103065 A1Trane International Inc.
- Compressor Having Capacity Modulation Assembly3 Jun 2021US 2021/0164470 A1Emerson Climate Technologies, Inc.
- Tested products of pdm performance testing device18 Mar 2021US 2021/0080355 A1Abaco Drilling Technologies LLC
Most cited
By later US patents
- Scroll-type machine with rotation controlling means and specific wrap shape87US 4,609,334 ACopeland Corporation · 1986
- Fluid-cooled, scroll-type, positive fluid displacement apparatus63US 3,986,799 AArthur D. Little, Inc. · 1976
- Compact scroll fluid device63US 5,800,140 AArthur D. Little, Inc. · 1998
- Scroll-type two stage positive fluid displacement apparatus56US 4,157,234 AIngersoll-Rand Company · 1979
- Scroll member and scroll-type apparatus incorporating the same53US 3,994,635 AArthur D. Little, Inc. · 1976