F16J 15/545
Submitted to unbalanced pressure in circumference
Official title: {submitted to unbalanced pressure in circumference; seals for oscillating actuator}
F16J15/545 (Submitted to unbalanced pressure in circumference) appears on 26 US grants and 26 published applications in this corpus.
Search patents in F16J- Granted patents
- 26
- Published applications
- 26
- Assignees
- 25
- Inventors
- 51
- Latest grant
- 10 Dec 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 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 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 2 |
| 2013 | 1 | 5 |
| 2014 | 1 | 0 |
| 2015 | 2 | 2 |
| 2016 | 0 | 1 |
| 2017 | 3 | 0 |
| 2018 | 0 | 1 |
| 2019 | 2 | 2 |
| 2020 | 2 | 1 |
| 2021 | 0 | 3 |
| 2022 | 1 | 2 |
| 2023 | 2 | 1 |
| 2024 | 2 | 1 |
| 2025 | 0 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Rotary damper, and brake system10 Dec 2024US 12,162,455 B2Oiles Corporation
- Shaft sealing system28 May 2024US 11,994,215 B2
- Pump comprising an axially acting spring gasket7 Nov 2023US 11,808,263 B2Schwäbische Hüttenwerke Automotive GmbH
- Seal gasket element for a mixing apparatus, method for obtaining and applying the same, and special equipment for fitting the same24 Jan 2023US 11,559,920 B2Afros S.P.A.
- Pump comprising an attached gasket20 Dec 2022US 11,530,701 B2Schwäbische Hüttenwerke Automotive GmbH
- Hydraulic blocking rotary actuator with continuous seal extending to radial locations25 Jun 2026US 2026/0177082 A1Woodward, Inc.
- Rotary damper17 Apr 2025US 2025/0122918 A1Somic Management Holdings Inc.
- Rotary damper, and brake system18 Jul 2024US 2024/0239310 A1Oiles Corporation
- Wankel pump cycle residual boost system20 Jul 2023US 2023/0228195 A1
- Seal body and rotary damper3 Mar 2022US 2022/0065320 A1Somic Management Holdings Inc.
Most cited
By later US patents
- Dynamic seal arrangement with X-shaped seal16US 4,475,738 AHilliard-Lyons Patent Management, Inc. · 1984
- Sealing mechanism for a rotary actuator11US 5,332,236 ASumitomo Precision Products Co., Ltd. · 1994
- Rotary actuator with a modified seal structure9US 5,492,051 AFichtel & Sachs AG · 1996
- Actuator seal arrangement8US 4,774,875 ATurn-Act, Inc. · 1988
- Pump or motor having sealed chambers5US 4,027,576 AKitazawa Shoji Kabushiki Kaisha · 1977