F16L 19/06
In which radial clamping is obtained by wedging action on non-deformed pipe
Official title: in which radial clamping is obtained by wedging action on non-deformed pipe ends
F16L19/06 (In which radial clamping is obtained by wedging action on non-deformed pipe) appears on 431 US grants and 454 published applications in this corpus.
Search patents in F16L- Granted patents
- 431
- Published applications
- 454
- Assignees
- 293
- Inventors
- 815
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 6 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 5 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 6 | 0 |
| 1993 | 8 | 0 |
| 1994 | 5 | 0 |
| 1995 | 5 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 8 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 1 |
| 2002 | 9 | 3 |
| 2003 | 2 | 4 |
| 2004 | 3 | 11 |
| 2005 | 5 | 14 |
| 2006 | 5 | 10 |
| 2007 | 4 | 8 |
| 2008 | 9 | 18 |
| 2009 | 5 | 16 |
| 2010 | 12 | 26 |
| 2011 | 9 | 15 |
| 2012 | 2 | 15 |
| 2013 | 13 | 31 |
| 2014 | 18 | 25 |
| 2015 | 16 | 28 |
| 2016 | 19 | 18 |
| 2017 | 22 | 34 |
| 2018 | 13 | 24 |
| 2019 | 23 | 27 |
| 2020 | 24 | 23 |
| 2021 | 24 | 22 |
| 2022 | 22 | 25 |
| 2023 | 24 | 15 |
| 2024 | 16 | 18 |
| 2025 | 14 | 16 |
| 2026 | 12 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F16L 19/065The wedging action being effected by means of a ring219
- F16L 19/061A pressure ring being arranged between the clamping ring and the threaded129
- F16L 19/075Specially adapted for spigot-and-socket joints for pipes of the same diameter68
- F16L 19/07Adapted for use in socket or sleeve connections51
- F16L 19/062Specially adapted for use with attachments27
- F16L 19/063By means of conical threaded surfaces11
Recent patents
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- Twin ferrule tube fitting13 Aug 2026US 2026/0235237 A1Crane Instrumentation & Sampling PFT Corp.
- Anti-loosening mechanism for a pipe component and a pipe fitting at least partially removably inserted into the pipe component, related pipe assembly and related cabinet system9 Jul 2026US 2026/0194166 A1Wiwynn Corporation
- Swivel-compression fittings and systems, kits, and methods incorporating the same28 May 2026US 2026/0146690 A1Titeflex Corporation
- Internally-Wound Stop Ring30 Apr 2026US 2026/0117603 A1Shaanxi Newland Industrial Co., Limited
- Kit of parts for releasably coupling and securing a tubular element to a fitting, fitting system comprising the kit of parts, and methods for assembling and disassembling assemblies comprising the fitting system23 Apr 2026US 2026/0110383 A1
Most cited
By later US patents
- Sanitary fitting having ferrule with grooved undercut502US 5,954,375 AEdstrom Industries, Inc. · 1999
- Pipe connection unit134US 5,098,134 A1992
- Synchronized dual thread connector123US 5,452,748 A1995
- Pipe fittings, and in particular for high pressure fluid pipes95US 4,309,050 ASociete Anonyme dite: Legris · 1982
- Environmentally safe underground piping system86US 5,297,896 AEnviron Products, Inc. · 1994