D01H 9/046
For flyer type machines
Official title: {for flyer type machines}
D01H9/046 (For flyer type machines) appears on 29 US grants and 1 published applications in this corpus.
Search patents in D01H- Granted patents
- 29
- Published applications
- 1
- Assignees
- 15
- Inventors
- 46
- Latest grant
- 22 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 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 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Battery powered level wind system for spinning and processing fiber for yarn22 Apr 2025US 12,281,415 B2
- Roving frame with a device enabling full roving bobbins to be replaced automatically by empty roving sleeves21 Mar 2000US 6,038,846 AZinser Textilmaschinen GmbH
- Roving frame with bobbin changing device26 Oct 1999US 5,970,699 AZinser Textilmaschinen GmbH
- Roving frame and method of operating same18 May 1999US 5,904,036 AZinser Textilmaschinen GmbH
- Bobbin changing method and apparatus25 Aug 1998US 5,797,255 AKabushiki Kaisha Toyoda Jidoshokki Seisakusho
Most cited
By later US patents
- Method for simultaneously changing bobbins in a fly frame and apparatus for carrying out the method15US 4,369,621 AHowa Kogyo Kabushiki Kaisha · 1983
- Method and apparatus for automatically doffing cops and replacing them with empty tube in a roving frame10US 4,757,679 AFratelli Marzoli & C. S.p.A. · 1988
- Methods and apparatus for changing bobbins in flyer spinning frames8US 4,313,299 AZinser Textilmaschinen GmbH · 1982
- Flyer doffer for automatically replacing full roving bobbins with empty roving bobbins8US 4,805,352 AZinser Textilmaschinen GmbH · 1989
- Roving frame and method8US 5,222,350 APlatt Saco Lowell Limited · 1993