B21B 2203/44
Vibration dampers
B21B2203/44 (Vibration dampers) appears on 15 US grants and 10 published applications in this corpus.
Search patents in B21B- Granted patents
- 15
- Published applications
- 10
- Assignees
- 18
- Inventors
- 40
- Latest grant
- 21 Sep 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 2 |
| 2017 | 1 | 0 |
| 2018 | 1 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Roll stand, rolling system and method for actively damping vibrations in a roll stand21 Sep 2021US 11,123,781 B2SMS group GmbH
- Process damping of self-excited third octave mill vibration1 Jan 2019US 10,166,584 B2Novelis Inc.
- Rolling mill third octave chatter control by process damping4 Sep 2018US 10,065,225 B2Novelis Inc.
- Vibration damping system by means of a hydraulic actuation system21 Mar 2017US 9,599,131 B2Danieli & C. Officine Meccaniche SpA
- Elimination of rolling mill chatter5 Jun 2007US 7,225,657 B2United States Steel Corporation
- Rolling mill, cold rolling method, and method for producing steel sheet17 Jul 2025US 2025/0229311 A1Jfe Steel Corporation
- Constructive design and arrangement of a dissipator for suppressing vibrations in a roll stand3 Jul 2025US 2025/0214126 A1Primetals Technologies Austria GmbH
- Roll stand, rolling system and method for actively damping vibrations in a roll stand11 Oct 2018US 2018/0290191 A1SMS group GmbH
- Rolling mill third octave chatter control by process damping28 Jan 2016US 2016/0023257 A1Novelis Inc.
- Process damping of self-excited third octave mill vibration21 Jan 2016US 2016/0016215 A1Novelis Inc.
Most cited
By later US patents
- Vibration control apparatus and method for calender rolls and the like30US 5,961,899 ALord Corporation · 1999
- Vibration damping coupling12US 4,012,923 ASKF Nova AB · 1977
- Roll for the pressure treatment of webs of material12US 4,910,842 AEduard Kusters Maschinenfabrik GmbH & Co. KG · 1990
- Method and apparatus for burnishing splines and gears using synchronously rotated gears7US 4,583,271 AIllinois Tool Works Inc. · 1986
- Bearing assemblies for rotating shafts7US 4,666,317 AKocks Technik GmbH & Co. · 1987