D01H 15/00
Piecing arrangements
Official title: Piecing arrangements (for open-end spinning machines D01H4/48){; Automatic end-finding, e.g. by suction and reverse package rotation; Devices for temporarily storing yarn during piecing (piecing of rovings in combination with replacing of completed packages or cans D01H9/005)}
D01H15/00 (Piecing arrangements) appears on 214 US grants and 65 published applications in this corpus.
Search patents in D01H- Granted patents
- 214
- Published applications
- 65
- Assignees
- 55
- Inventors
- 284
- Latest grant
- 18 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 2 | 0 |
| 1978 | 8 | 0 |
| 1979 | 11 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 6 | 0 |
| 1983 | 6 | 0 |
| 1984 | 5 | 0 |
| 1985 | 7 | 0 |
| 1986 | 7 | 0 |
| 1987 | 3 | 0 |
| 1988 | 5 | 0 |
| 1989 | 9 | 0 |
| 1990 | 13 | 0 |
| 1991 | 11 | 0 |
| 1992 | 16 | 0 |
| 1993 | 11 | 0 |
| 1994 | 16 | 0 |
| 1995 | 2 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 5 |
| 2003 | 0 | 4 |
| 2004 | 4 | 1 |
| 2005 | 2 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 5 |
| 2008 | 3 | 5 |
| 2009 | 1 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 2 |
| 2014 | 2 | 2 |
| 2015 | 0 | 1 |
| 2016 | 2 | 4 |
| 2017 | 0 | 6 |
| 2018 | 2 | 3 |
| 2019 | 7 | 7 |
| 2020 | 6 | 3 |
| 2021 | 2 | 4 |
| 2022 | 2 | 3 |
| 2023 | 5 | 2 |
| 2024 | 3 | 5 |
| 2025 | 4 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Yarn feed apparatus, workstation of a cabling machine and method for feeding18 Nov 2025US 12,473,171 B2Saurer Technologies GmbH & Co. KG
- Spinning station of an air-jet spinning machine and method for carrying out a piecing process at such a spinning station22 Apr 2025US 12,281,416 B2Saurer Intelligent Technology AG
- Sliver preparation25 Mar 2025US 12,258,685 B2Saurer Intelligent Technology AG
- Method for operating a textile machine producing cross-wound packages, and a textile machine producing cross-wound packages14 Jan 2025US 12,195,297 B2Saurer Spinning Solutions GmbH & Co. KG
- Device for joining textile yarns and corresponding joining method1 Oct 2024US 12,104,290 B2Hayabusa S.R.L.
- Spinning machine and method12 Dec 2024US 2024/0410088 A1Saurer Spinning Solutions GmbH & Co. KG
- Drafting device, spinning station and method12 Dec 2024US 2024/0410089 A1Saurer Spinning Solutions GmbH & Co. KG
- Spinning station of an air-jet spinning machine and method for carrying out a piecing process on such a spinning station27 Jun 2024US 2024/0209550 A1Saurer Intelligent Technology AG
- Sliver preparation27 Jun 2024US 2024/0209551 A1Saurer Intelligent Technology AG
- Device for joining textile yarns and corresponding joining method28 Mar 2024US 2024/0102209 A1Hayabusa S.R.L.
Most cited
By later US patents
- Pneumatically operated yarn threading mechanisms for textile yarn processing machine23US 3,975,893 APalitex Project Company GmbH · 1976
- Yarn piecing and knotting device for pneumatic spinning apparatus23US 4,121,409 AMurata Kikai Kabushiki Kaisha · 1978
- Method and apparatus for commencing the yarn forming operation of a fasciated yarn22US 4,114,358 AToray Industries, Inc. · 1978
- Method and apparatus to start interrupt and stop spinning of a fasciated spun yarn21US 3,992,865 AToray Industries, Inc. · 1976
- Yarn guiding and threading mechanisms for use with textile yarn processing machines21US 4,127,983 APalitex Project Company GmbH · 1978