B21C 1/305
Linear motor pulling devices
Official title: {Linear motor pulling devices}
B21C1/305 (Linear motor pulling devices) appears on 8 US grants and 8 published applications in this corpus.
Search patents in B21C- Granted patents
- 8
- Published applications
- 8
- Assignees
- 5
- Inventors
- 14
- Latest grant
- 30 Apr 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 0 | 0 |
| 2004 | 3 | 1 |
| 2005 | 0 | 2 |
| 2006 | 0 | 1 |
| 2007 | 2 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Puller apparatus with movable mounting arm30 Apr 2024US 11,969,932 B2Omachron Intellectual Property Inc.
- Caterpillar-traction drawing machine and drawing method1 Mar 2022US 11,260,440 B2SMS group GmbH Sitz Duesseldorf
- Straight drawing machine2 Oct 2007US 7,275,405 B2BL Chemie GmbH & Co. KG
- Device and method for reshaping bar-shaped materials particularly for drawing and extruding21 Aug 2007US 7,257,979 B2BL Chemie GmbH & Co. KG
- Method of drawing metal workpieces and drawing unit for a drawing machine6 Apr 2004US 6,715,332 B2SMS Meer GmbH
- Puller apparatus with movable mounting arm31 Dec 2020US 2020/0406324 A1Omachron Intellectual Property Inc.
- Caterpillar-traction drawing machine and drawing method29 Nov 2018US 2018/0339328 A1SMS group GmbH Sitz Duesseldorf
- Device and method for rehaping bar-shaped materials particularly for drawing and extruding15 Jun 2006US 2006/0123870 A1BL Chemie GmbH & Co. KG
- Straight drawing machine29 Sep 2005US 2005/0210948 A1BL Chemie GmbH & Co. KG
- Method and device for applying compressive and/or tractional forces to essentially rod-shaped workpieces consisting of electroconductive and/or magnetisable material3 Feb 2005US 2005/0022571 A1
Most cited
By later US patents
- Method of drawing metal workpieces and drawing unit for a drawing machine6US 6,715,332 B2SMS Meer GmbH · 2004
- Modular drawing apparatus and drawing5US 6,688,152 B2SMS Meer GmbH · 2004
- Straight drawing machine4US 7,275,405 B2BL Chemie GmbH & Co. KG · 2007
- Profile extruder including pull measuring means3US 4,566,298 A1986
- Drawing machine1US 6,684,675 B1SMS Meer GmbH · 2004