B21C 47/003
Regulation of tension or speed
Official title: {Regulation of tension or speed; Braking}
B21C47/003 (Regulation of tension or speed) appears on 69 US grants and 39 published applications in this corpus.
Search patents in B21C- Granted patents
- 69
- Published applications
- 39
- Assignees
- 52
- Inventors
- 162
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 4 |
| 2003 | 5 | 3 |
| 2004 | 4 | 5 |
| 2005 | 2 | 0 |
| 2006 | 2 | 2 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 2 |
| 2010 | 2 | 2 |
| 2011 | 1 | 1 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 3 |
| 2016 | 0 | 0 |
| 2017 | 2 | 1 |
| 2018 | 1 | 2 |
| 2019 | 0 | 2 |
| 2020 | 2 | 2 |
| 2021 | 3 | 2 |
| 2022 | 2 | 1 |
| 2023 | 1 | 2 |
| 2024 | 2 | 1 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method of determining tension pattern and method of coiling steel sheet14 Oct 2025US 12,440,880 B2Jfe Steel Corporation
- Flexibly rolling metal strip material16 Jul 2024US 12,036,593 B2Muhr und Bender KG
- Reel for winding or unwinding strip-shaped material and method5 Mar 2024US 11,919,733 B2Achenbach Buschhutten GmbH
- Steel strip coiling temperature control method, device for the same and steel strip processing system22 Aug 2023US 11,731,179 B2Shougang Jingtang Iron & Steel Co., Ltd.
- Device for applying coiling-tension to a slit band sheet27 Dec 2022US 11,534,812 B2JDC Corporation
- Rolled product winding system and method23 Jan 2025US 2025/0026606 A1SMS group GmbH
- Reel for winding or unwinding strip-shaped material and method8 Feb 2024US 2024/0043233 A1Achenbach Buschhutten GmbH
- Method of determining tension pattern and method of coiling steel sheet27 Jul 2023US 2023/0234116 A1Jfe Steel Corporation
- System and Method for Transferring Electrode Substrate From Winding Roll2 Feb 2023US 2023/0034788 A1LG Energy Solution, Ltd.
- Flexibly rolling metal strip material29 Dec 2022US 2022/0410234 A1Muhr und Bender KG
Most cited
By later US patents
- Device for braking electrically conducting strips19US 6,019,200 ATridelta Magnetsysteme GmbH · 2000
- Strip feed mechanism16US 4,610,408 ACoiled Investments, Inc. · 1986
- Apparatus for controlling the tension of a wire fed to a winding machine16US 5,240,194 AProsys S.A. Z.A.E. Findrol · 1993
- Two-roller driving device14US 4,048,831 AHoesch Werke Aktiengesellschaft · 1977
- Method of sheet processing using a tension exciter14US 5,470,005 AAluminum Company of America · 1995