B30B 1/28
The cam, crank, or eccentric being disposed below the lower platen or
Official title: the cam, crank, or eccentric being disposed below the lower platen or table and operating to pull down the upper platen or slide
B30B1/28 (The cam, crank, or eccentric being disposed below the lower platen or) appears on 31 US grants and 18 published applications in this corpus.
Search patents in B30B- Granted patents
- 31
- Published applications
- 18
- Assignees
- 24
- Inventors
- 67
- Latest grant
- 22 Dec 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 0 |
| 2013 | 0 | 3 |
| 2014 | 1 | 4 |
| 2015 | 1 | 1 |
| 2016 | 3 | 1 |
| 2017 | 2 | 0 |
| 2018 | 3 | 1 |
| 2019 | 1 | 1 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method and device for closed-loop control of ram movement and ram forces in multi-point servo hybrid presses22 Dec 2020US 10,870,251 B2Schuler Pressen GmbH
- Using data about the force flow in a press for the operation of a ram5 Nov 2019US 10,464,275 B2Schuler Pressen GmbH
- Drawing press with stable metal sheet holder25 Dec 2018US 10,160,023 B2Schuler Pressen GmbH
- Method for operating a press with an underneath drive and press operated according thereto19 Jun 2018US 10,000,032 B2Schuler Pressen GmbH
- Method for operating a machine tool or a production machine, and using the machine tool or production machine with a connecting arrangement for a lifting element24 Apr 2018US 9,950,487 B2Schuler Pressen GmbH
- A tamping assembly19 Aug 2021US 2021/0252820 A1ACG Pam Pharma Technologies PVT. LTD.
- Electric press with torque motor31 Dec 2020US 2020/0406567 A1Arcofil S.A.
- Method and device for closed-loop control of ram movement and ram forces in multi-point servo hybrid presses2 May 2019US 2019/0126582 A1Schuler Pressen GmbH
- Drawing press with stable metal sheet holder20 Sep 2018US 2018/0264536 A9Schuler Pressen GmbH
- Conversion system4 Aug 2016US 2016/0221065 A1Stolle Machinery Company, LLC
Most cited
By later US patents
- Underdrive opposing action press16US 5,852,970 AThe Minster Machine Company · 1998
- Precision plate bending machine having a play removing device15US 4,890,476 AAmada Company, Limited · 1990
- Forming apparatus11US 4,048,841 AMatrix Engineering Limited · 1977
- Double-action mechanical press10US 6,477,945 B1Aida Engineering, Ltd. · 2002
- Punching machine for making different products at the same step9US 4,355,530 A1982