E02B 7/30
With guide wheels or rollers for the gates
Official title: with guide wheels or rollers for the gates
E02B7/30 (With guide wheels or rollers for the gates) appears on 4 US grants and 5 published applications in this corpus.
Search patents in E02B- Granted patents
- 4
- Published applications
- 5
- Assignees
- 3
- Inventors
- 10
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 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 | 0 |
| 2003 | 0 | 2 |
| 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 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 2 |
| 2024 | 1 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Sluice gate for a hydropower station26 May 2026US 12,637,822 B2ANDRITZ HYDRO GmbH
- Overshot and undershot control gate10 Sep 2024US 12,084,826 B2Rubicon Research Pty Ltd.
- Method for controlling a water sluice gate drive for a water sluice gate having an electric machine, service connection, water sluice gate drive and hydroelectric power plant12 Sep 2017US 9,758,940 B2Wobben Properties GmbH
- Water control structure and roller assembly therefor19 Jun 1990US 4,934,868 A
- Sluice gate for a hydropower station30 Nov 2023US 2023/0383490 A1ANDRITZ HYDRO GmbH
- Overshot and undershot control gate26 Jan 2023US 2023/0021317 A1Rubicon Research Pty Ltd.
- Method for controlling a water sluice gate drive for a water sluice gate having an electric machine, service connection, water sluice gate drive and hydroelectric power plant19 Nov 2015US 2015/0330047 A1Wobben Properties GmbH
- Manual light water gate6 Feb 2003US 2003/0026658 A1
- Water gate opened and closed by oil pressure6 Feb 2003US 2003/0026659 A1
Most cited
By later US patents
- Water control structure and roller assembly therefor11US 4,934,868 A1990
- Overshot and undershot control gate1US 12,084,826 B2Rubicon Research Pty Ltd. · 2024
- Method for controlling a water sluice gate drive for a water sluice gate having an electric machine, service connection, water sluice gate drive and hydroelectric power plant1US 9,758,940 B2Wobben Properties GmbH · 2017