F41A 9/57
Flexible chutes
Official title: Flexible chutes, e.g. for guiding belted ammunition from the magazine to the gun
F41A9/57 (Flexible chutes) appears on 29 US grants and 14 published applications in this corpus.
Search patents in F41A- Granted patents
- 29
- Published applications
- 14
- Assignees
- 16
- Inventors
- 54
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 4 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 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 | 1 |
| 2010 | 0 | 2 |
| 2011 | 1 | 0 |
| 2012 | 1 | 2 |
| 2013 | 2 | 0 |
| 2014 | 1 | 1 |
| 2015 | 1 | 1 |
| 2016 | 2 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 2 | 3 |
| 2025 | 2 | 1 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Linkless ammunition handling system8 Sep 2026US 12,729,922 B1Nobles Worldwide, Inc.
- Arrangement for feeding ammunition to a weapon21 Apr 2026US 12,607,427 B2BAE Systems Hägglunds Aktiebolag
- Ammunition feed belt linkage bracket24 Mar 2026US 12,584,704 B1The United States of America as represented by the Secretary of the Navy
- Feed chute adapter25 Nov 2025US 12,480,726 B2
- Arrangement of an elevation device for a vehicle mounted weapon system17 Jun 2025US 12,332,009 B2BAE Systems Hägglunds Aktiebolag
- Feed chute adapter18 Sep 2025US 2025/0290716 A1The United States of America as represented by the Secretary of the Navy
- Arrangement for feeding ammunition to a weapon14 Nov 2024US 2024/0377151 A1BAE Systems Hägglunds Aktiebolag
- Arrangement of an elevation device for a vehicle mounted weapon system9 May 2024US 2024/0151487 A1BAE Systems Hägglunds Aktiebolag
- Arrangement for feeding ammunition to a weapon28 Mar 2024US 2024/0102756 A1BAE Systems Hägglunds Aktiebolag
- Flexible ammunition feed chute and ammunition box connection system15 Dec 2022US 2022/0397358 A1Stg MüHendislik Stratejik Teknolojiler Gelistirme Ve Uretim Anonim Sirketi
Most cited
By later US patents
- Aircraft support plank mounting of 40 mm machine guns33US 5,419,234 A1995
- Chuting assembly for ammunition magazine feed21US 5,782,157 AEsco Electronics Corporation · 1998
- Apparatus for infeeding cartridges to an elevatable firing weapon11US 5,076,138 AWerkzeugmaschinenfabrik Oerlikon-Buhrle AG · 1991
- Gun mount and ejection system9US 8,069,767 B2The United States of America as represented by the Secretary of the Navy · 2011
- Ammunition feeder chute8US 5,471,904 ADenel (Proprietary) Limited · 1995