B21B 39/00
Arrangements for moving, supporting, or positioning work, or controlling its movement, combined
Official title: Arrangements for moving, supporting, or positioning work, or controlling its movement, combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills (guiding, conveying, or accumulating easily-flexible work in loops or curves B21B41/00; specially associated with cooling-beds B21B43/00; conveying or transporting in general B65G)
B21B39/00 (Arrangements for moving, supporting, or positioning work, or controlling its movement, combined) appears on 700 US grants and 374 published applications in this corpus.
Search patents in B21B- Granted patents
- 700
- Published applications
- 374
- Assignees
- 322
- Inventors
- 1,324
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 15 | 0 |
| 1977 | 15 | 0 |
| 1978 | 19 | 0 |
| 1979 | 6 | 0 |
| 1980 | 12 | 0 |
| 1981 | 13 | 0 |
| 1982 | 6 | 0 |
| 1983 | 18 | 0 |
| 1984 | 12 | 0 |
| 1985 | 7 | 0 |
| 1986 | 9 | 0 |
| 1987 | 11 | 0 |
| 1988 | 11 | 0 |
| 1989 | 8 | 0 |
| 1990 | 12 | 0 |
| 1991 | 14 | 0 |
| 1992 | 8 | 0 |
| 1993 | 11 | 0 |
| 1994 | 14 | 0 |
| 1995 | 13 | 0 |
| 1996 | 14 | 0 |
| 1997 | 20 | 0 |
| 1998 | 23 | 0 |
| 1999 | 33 | 0 |
| 2000 | 23 | 0 |
| 2001 | 26 | 5 |
| 2002 | 21 | 15 |
| 2003 | 14 | 16 |
| 2004 | 13 | 21 |
| 2005 | 10 | 11 |
| 2006 | 15 | 15 |
| 2007 | 10 | 10 |
| 2008 | 7 | 16 |
| 2009 | 8 | 10 |
| 2010 | 13 | 24 |
| 2011 | 14 | 11 |
| 2012 | 9 | 15 |
| 2013 | 17 | 14 |
| 2014 | 7 | 26 |
| 2015 | 10 | 20 |
| 2016 | 18 | 18 |
| 2017 | 24 | 14 |
| 2018 | 10 | 25 |
| 2019 | 22 | 12 |
| 2020 | 17 | 12 |
| 2021 | 14 | 19 |
| 2022 | 15 | 12 |
| 2023 | 15 | 8 |
| 2024 | 5 | 11 |
| 2025 | 11 | 9 |
| 2026 | 8 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B21B 39/14Guiding, positioning or aligning work268
- B21B 39/02Feeding or supporting work233
- B21B 39/006Pinch roll sets126
- B21B 39/008Rollers for roller conveyors65
- B21B 39/20Revolving, turning-over, or like manipulation of work43
- B21B 39/004Transverse moving40
- B21B 39/34Arrangements or constructional combinations specifically designed to perform functions covered by more28
- B21B 39/002Piling, unpiling, unscrambling18
Recent patents
- Method of descaling heavy gage sheet metal coils and heavy gage individual sheets of sheet metal22 Sep 2026US 12,741,306 B2Lloyds Engineering Works Limited
- Motor and transmission case of high-speed wire rod integrated laying head composed of same15 Sep 2026US 12,738,796 B2Hengshui Haxite Hydraulic Machinery Co., Ltd.
- Multi-speed lightweight gutter machine28 Jul 2026US 12,691,485 B2Spartan Machine LLC
- Meandering amount detection method and meandering control method for metal strip31 Mar 2026US 12,589,422 B2Jfe Steel Corporation
- Device and method for guiding metal strips, comprising grinding bodies with support element10 Mar 2026US 12,569,899 B2Primetals Technologies Austria GmbH
- Apparatus and method for receiving and unloading rolled bar8 Oct 2026US 2026/0307126 A1Danieli & C. Officine Meccaniche SpA
- Reversible roughing mill for an aluminum or aluminum alloy product and related process13 Aug 2026US 2026/0233276 A1Danieli & C. Officine Meccaniche SpA
- Device and method for producing a rolled metal strip18 Jun 2026US 2026/0166609 A1SMS group GmbH
- Transverse conveyor for roller tables26 Mar 2026US 2026/0084904 A1AMOVA GmbH
- Process for operating a thermal treatment line for the flexible thermal treatment of metal pre-products22 Jan 2026US 2026/0022435 A1SMS group GmbH
Most cited
By later US patents
- Apparatus for and method of processing billets in a rolling mill69US 6,233,994 B1Morgan Construction Company · 2001
- Universal rolling mill stand35US 6,305,205 B1SMS Schloemann-Siemag Aktiengesellschaft · 2001
- Thin plate electrochemical cell32US 5,368,961 ABolder Battery, Inc. · 1994
- Method and plant for rolling hot-rolled wide strip in a CSP plant32US 6,030,470 ASMS Schloemann-Siemag Aktiengesellschaft · 2000
- Display device31US 10,410,549 B1LG Electronics Inc. · 2019