E02B 7/46
Gates turning round a horizontal axis arranged midway of the flap
E02B7/46 (Gates turning round a horizontal axis arranged midway of the flap) appears on 6 US grants and 3 published applications in this corpus.
Search patents in E02B- Granted patents
- 6
- Published applications
- 3
- Assignees
- 3
- Inventors
- 11
- Latest grant
- 17 May 2016
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 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 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Automatic adjustable valve17 May 2016US 9,340,939 B2Hydroplus
- Shaft power plant18 Aug 2015US 9,109,571 B2Technische Universität München
- Movable dam gate for regulating water in a navigable pass18 May 1993US 5,211,700 AThe United States of America as represented by the Secretary of the Army
- Mechanical automatic tilting weir with selfadjusting lowering of the weir-level during larger discharges30 Jun 1992US 5,125,766 A
- Apparatus and method for controlling tide waters27 Mar 1979US 4,146,346 A
- A water-level control unit with a downwardly hanging hinged lower flap portion of a valve element and a floating body connected thereto21 Aug 2025US 2025/0263917 A1
- Automatic Adjustable Valve23 Apr 2015US 2015/0107697 A1Hydroplus
- Shaft power plant9 Aug 2012US 2012/0201672 A1Technische Universität München
Most cited
By later US patents
- Apparatus and method for controlling tide waters40US 4,146,346 A1979
- Automatic canal gate25US 3,942,328 A1976
- Mechanical automatic tilting weir with selfadjusting lowering of the weir-level during larger discharges4US 5,125,766 A1992
- Shaft power plant4US 9,109,571 B2Technische Universität München · 2015
- Movable dam gate for regulating water in a navigable pass2US 5,211,700 AThe United States of America as represented by the Secretary of the Army · 1993