E05F 15/49
Specially adapted for mechanisms operated by fluid pressure
Official title: specially adapted for mechanisms operated by fluid pressure, e.g. detection by monitoring transmitted fluid pressure (E05F15/47 takes precedence)
E05F15/49 (Specially adapted for mechanisms operated by fluid pressure) appears on 20 US grants and 9 published applications in this corpus.
Search patents in E05F- Granted patents
- 20
- Published applications
- 9
- Assignees
- 12
- Inventors
- 44
- Latest grant
- 14 Feb 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 2 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Door actuator for opening and/or closing a door14 Feb 2023US 11,578,522 B2Dormakaba Deutschland GmbH
- Door driving device15 Feb 2022US 11,248,409 B2Nabtesco Corporation
- Locking mechanism for pneumatic differential engine for power-operated doors23 Oct 2012US 8,291,644 B2Wabtec Holding Corp.
- Unlock mechanism for a rotary door operator2 Feb 2010US 7,654,040 B2Wabtec Holding Corp.
- Unlock mechanism for a rotary door operator1 May 2007US 7,210,268 B2Wabtec Holding Corp.
- Door actuator for opening and/or closing a door2 Dec 2021US 2021/0372190 A1Dormakaba Deutschland GmbH
- Door driving device2 Jul 2020US 2020/0208453 A1Nabtesco Corporation
- Pneumatic cylinder with pressure moderator21 Nov 2013US 2013/0305916 A1PHD, Inc.
- Adjustable pilot-actuated valve2 May 2013US 2013/0105014 A1Norgren Limited
- Furniture drive17 Mar 2011US 2011/0062842 A1
Most cited
By later US patents
- Hydraulic closure system for a motor vehicle51US 5,851,050 AAtoma International Inc. · 1998
- Method for operating a hydraulic closure system for a motor vehicle29US 5,851,049 AAtoma International Inc. · 1998
- Electropneumatic door control valve25US 4,494,571 AWABCO Fahrzeugbremsen GmbH · 1985
- Door opening mechanism17US 5,417,011 A1995
- Electro-pneumatic control valve for pneumatic door actuator13US 4,369,696 AWABCO Fahrzeugbremsen GmbH · 1983