B65H 75/246
Expansion caused by relative rotation around the supporting spindle or core axis
Official title: {expansion caused by relative rotation around the supporting spindle or core axis}
B65H75/246 (Expansion caused by relative rotation around the supporting spindle or core axis) appears on 70 US grants and 45 published applications in this corpus.
Search patents in B65H- Granted patents
- 70
- Published applications
- 45
- Assignees
- 47
- Inventors
- 121
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 2 |
| 2003 | 0 | 1 |
| 2004 | 2 | 1 |
| 2005 | 0 | 2 |
| 2006 | 4 | 4 |
| 2007 | 0 | 4 |
| 2008 | 3 | 3 |
| 2009 | 4 | 2 |
| 2010 | 1 | 0 |
| 2011 | 1 | 1 |
| 2012 | 1 | 2 |
| 2013 | 0 | 1 |
| 2014 | 0 | 3 |
| 2015 | 5 | 1 |
| 2016 | 1 | 3 |
| 2017 | 2 | 0 |
| 2018 | 0 | 3 |
| 2019 | 2 | 0 |
| 2020 | 1 | 2 |
| 2021 | 0 | 1 |
| 2022 | 2 | 3 |
| 2023 | 2 | 3 |
| 2024 | 2 | 2 |
| 2025 | 2 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Roller for supporting materials10 Mar 2026US 12,570,491 B2LG Energy Solution, Ltd.
- Mechanical torque activated chuck with material preservation features18 Mar 2025US 12,252,363 B2
- Chuck with improved torque transmission and centralization7 Jan 2025US 12,187,562 B2Sonoco Development, Inc.
- Spool assembly3 Dec 2024US 12,157,655 B2Scientific Anglers LLC
- Tensioning mechanism and method for using tensioning mechanism6 Feb 2024US 11,891,268 B2Contemporary Amperex Technology Co., Limited
- Friction ring18 Sep 2025US 2025/0289684 A1Reymak Makine Sanayi Ve Ticaret Anonim Sirketi
- Roller for Supporting Materials17 Oct 2024US 2024/0343518 A1LG Energy Solution, Ltd.
- Chuck with improved torque transmission and centralization29 Feb 2024US 2024/0067479 A1Sonoco Development, Inc.
- Tensioning mechanism and method for using tensioning mechanism21 Sep 2023US 2023/0294956 A1Contemporary Amperex Technology Co., Limited
- Chuck assembly for holding a reel16 Feb 2023US 2023/0051008 A1LG Energy Solution, Ltd.
Most cited
By later US patents
- Winding shaft for sheet rewinder21US 4,693,431 A1987
- Core chuck17US 4,516,786 A1985
- Expanding mandrel assembly for a web-coiling core16US 4,730,779 AJagenberg Aktiengesellschaft · 1988
- Chuck15US 3,963,250 ADouble-E Inc. · 1976
- Paper roll supporting and holding device with expansible end support member15US 5,267,704 AFuji Xerox Co., Ltd. · 1993