B21B 35/141
Rigid spindle couplings
Official title: {Rigid spindle couplings, e.g. coupling boxes placed on roll necks (rigid couplings in general F16D1/00)}
B21B35/141 (Rigid spindle couplings) appears on 25 US grants and 12 published applications in this corpus.
Search patents in B21B- Granted patents
- 25
- Published applications
- 12
- Assignees
- 17
- Inventors
- 44
- Latest grant
- 7 May 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 3 |
| 2008 | 2 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 2 |
| 2019 | 2 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Cold rolling of rolled stock7 May 2024US 11,975,371 B2Primetals Technologies Austria GmbH
- Shiftable transmission in rolling mill technology1 Mar 2022US 11,261,941 B2SMS group GmbH
- Device for transmitting a torque from a drive device onto a roller in a roll stand25 Aug 2020US 10,751,775 B2SMS group GmbH
- Journal receptacle for a wobbler connection and roll drive train comprising such a journal receptacle1 Oct 2019US 10,427,196 B2Voith Patent GmbH
- Rolling station and rolling mill plant28 May 2019US 10,300,514 B2Pmp Industries, Inc.
- Rolling mill equipped with a device for adjusting the inclination of the spray bar11 Jul 2024US 2024/0226979 A1Fives Dms
- Cold rolling of rolled stock18 Aug 2022US 2022/0258220 A1Primetals Technologies Austria GmbH
- Shiftable transmission in rolling mill technology2 Jul 2020US 2020/0208716 A1SMS group GmbH
- Journal receptacle for a wobbler connection and roll drive train comprising such a journal receptacle6 Sep 2018US 2018/0250726 A1Voith Patent GmbH
- Device for transmitting a torque from a drive device onto a roller in a roll stand14 Jun 2018US 2018/0161838 A1SMS group GmbH
Most cited
By later US patents
- Cold roll forming apparatus proceding for the exchange of rolls as a unit25US 4,368,633 A1983
- Quick automated tool changer roll forming apparatus11US 5,761,945 A1998
- Continuous casting and rolling device9US 4,559,990 AFried. Krupp Gesellschaft mit beschrankter Haftung · 1985
- Drive apparatus for rolling rolls7US 4,136,533 AKoyo Seiko Co., Ltd. · 1979
- Coupling for a mill roll7US 4,305,678 AHoogovens Ijmuiden, B. V. · 1981