B21B 35/14
Couplings, driving spindles, or spindle carriers specially adapted for, or specially arranged
Official title: Couplings, driving spindles, or spindle carriers specially adapted for, or specially arranged in, metal-rolling mills (couplings or shafts in general F16)
B21B35/14 (Couplings, driving spindles, or spindle carriers specially adapted for, or specially arranged) appears on 143 US grants and 58 published applications in this corpus.
Search patents in B21B- Granted patents
- 143
- Published applications
- 58
- Assignees
- 72
- Inventors
- 239
- Latest grant
- 20 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 8 | 0 |
| 1979 | 9 | 0 |
| 1980 | 6 | 0 |
| 1981 | 6 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 5 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 5 | 0 |
| 1991 | 5 | 0 |
| 1992 | 6 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 2 | 1 |
| 2004 | 0 | 3 |
| 2005 | 0 | 0 |
| 2006 | 2 | 2 |
| 2007 | 1 | 5 |
| 2008 | 3 | 4 |
| 2009 | 2 | 1 |
| 2010 | 3 | 0 |
| 2011 | 3 | 2 |
| 2012 | 1 | 2 |
| 2013 | 4 | 3 |
| 2014 | 5 | 3 |
| 2015 | 1 | 10 |
| 2016 | 4 | 2 |
| 2017 | 2 | 2 |
| 2018 | 5 | 3 |
| 2019 | 4 | 1 |
| 2020 | 2 | 4 |
| 2021 | 0 | 0 |
| 2022 | 3 | 2 |
| 2023 | 0 | 2 |
| 2024 | 2 | 2 |
| 2025 | 2 | 2 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Rolling mill20 May 2025US 12,303,953 B2W. Durston Limited
- Junction device for connecting an adapter to a flange for motion transmission from a motor to one or more rolling rolls11 Feb 2025US 12,222,010 B2Danieli & C. Officine Meccaniche SpA
- Cold rolling of rolled stock7 May 2024US 11,975,371 B2Primetals Technologies Austria GmbH
- Transmission shaft assembly, transmission shaft and associated method23 Jan 2024US 11,879,499 B2Regal Beloit America, Inc.
- Power transmission device and rolling mill15 Mar 2022US 11,273,478 B2Mitsubishi Heavy Industries, Ltd.
- Stand change carriage comprising a hydraulic motor20 Nov 2025US 2025/0353061 A1
- Rolling mill assembly for transmitting high torques5 Jun 2025US 2025/0178055 A1Voith Patent GmbH
- Driving force transmission mechanism and method for operating driving force transmission mechanism7 Nov 2024US 2024/0367208 A1Jfe Steel Corporation
- Rolling mill equipped with a device for adjusting the inclination of the spray bar11 Jul 2024US 2024/0226979 A1Fives Dms
- Gear spindle device for rolling mill, rolling mill facility, and method of cooling gear spindle device for rolling mill7 Dec 2023US 2023/0390816 A1Primetals Technologies Japan, Ltd.
Most cited
By later US patents
- Driving apparatus for vertical rolling mill44US 4,831,858 AFEC Co., Ltd. · 1989
- Cold roll forming apparatus proceding for the exchange of rolls as a unit25US 4,368,633 A1983
- Telescopic drive spindle assembly23US 4,945,745 ADavy McKee (Sheffield) Limited · 1990
- Gear type coupling with overload protection14US 4,347,715 AKoppers Company, Inc. · 1982
- Vibration damping coupling12US 4,012,923 ASKF Nova AB · 1977