F16K 3/186
By means of cams of wedge from
Official title: {by means of cams of wedge from}
F16K3/186 (By means of cams of wedge from) appears on 115 US grants and 56 published applications in this corpus.
Search patents in F16K- Granted patents
- 115
- Published applications
- 56
- Assignees
- 58
- Inventors
- 190
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 5 | 0 |
| 1980 | 9 | 0 |
| 1981 | 4 | 0 |
| 1982 | 7 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 5 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 2 | 4 |
| 2011 | 2 | 2 |
| 2012 | 1 | 2 |
| 2013 | 3 | 1 |
| 2014 | 2 | 4 |
| 2015 | 3 | 2 |
| 2016 | 2 | 1 |
| 2017 | 5 | 2 |
| 2018 | 0 | 7 |
| 2019 | 1 | 2 |
| 2020 | 5 | 4 |
| 2021 | 6 | 4 |
| 2022 | 6 | 4 |
| 2023 | 3 | 4 |
| 2024 | 3 | 2 |
| 2025 | 2 | 2 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Dovetailed gate valve6 Oct 2026US 12,753,843 B2Gartech, LLC
- Slide gate valve, operating method and use23 Jun 2026US 12,663,086 B2Z & J Technologies GmbH
- Concentric valve skirts3 Mar 2026US 12,565,933 B1Bestway Oilfield, Inc.
- Catalyst control and withdrawal valve with tight shutoff capability5 Aug 2025US 12,379,034 B2Blac Inc.
- Device and method for aligning a solar panel with respect to a roof-mounted installation rail prior to installation8 Apr 2025US 12,273,066 B2Esdec B.V.
- Dustproof gate valve13 Aug 2026US 2026/0235211 A1King Lai Hygienic Materials Co., Ltd
- Concentric Valve Skirts28 May 2026US 2026/0146675 A1Bestway Oilfield, Inc.
- Concentric Valve Skirts5 Mar 2026US 2026/0063209 A1Bestway Oilfield, Inc.
- Valve mechanism and operating method of the same12 Feb 2026US 2026/0043482 A1Highlight Tech Corp.
- Slit valve apparatus29 May 2025US 2025/0172212 A1Presys.Co., Ltd
Most cited
By later US patents
- Expanding gate valve with pneumatic actuator73US 4,585,207 AJoy Manufacturing Company · 1986
- High vacuum gate valve44US 3,973,753 AVarian Associates, Inc. · 1976
- Dual diameter valve stem packing44US 4,570,942 AJoy Manufacturing Company · 1986
- Metallic seat construction for valves40US 4,124,194 AACF Industries, Incorporated · 1978
- Gate valve with camming wedge, pressure equalizer, and replaceable bleeder valve31US 4,779,649 AHuntington Mechanical Laboratories, Inc. · 1988