B65G 23/44
Belt or chain tensioning arrangements
B65G23/44 (Belt or chain tensioning arrangements) appears on 490 US grants and 400 published applications in this corpus.
Search patents in B65G- Granted patents
- 490
- Published applications
- 400
- Assignees
- 321
- Inventors
- 956
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 6 | 0 |
| 1978 | 5 | 0 |
| 1979 | 1 | 0 |
| 1980 | 5 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 4 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 7 | 0 |
| 1992 | 7 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 7 | 0 |
| 1996 | 4 | 0 |
| 1997 | 5 | 0 |
| 1998 | 4 | 0 |
| 1999 | 12 | 0 |
| 2000 | 7 | 0 |
| 2001 | 8 | 1 |
| 2002 | 8 | 7 |
| 2003 | 4 | 3 |
| 2004 | 8 | 5 |
| 2005 | 9 | 8 |
| 2006 | 6 | 10 |
| 2007 | 5 | 5 |
| 2008 | 3 | 7 |
| 2009 | 4 | 9 |
| 2010 | 7 | 9 |
| 2011 | 9 | 10 |
| 2012 | 3 | 5 |
| 2013 | 6 | 18 |
| 2014 | 16 | 20 |
| 2015 | 22 | 21 |
| 2016 | 27 | 23 |
| 2017 | 32 | 26 |
| 2018 | 23 | 26 |
| 2019 | 31 | 26 |
| 2020 | 28 | 35 |
| 2021 | 24 | 25 |
| 2022 | 31 | 20 |
| 2023 | 21 | 25 |
| 2024 | 13 | 22 |
| 2025 | 20 | 19 |
| 2026 | 14 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Belt tensioning system22 Sep 2026US 12,741,821 B2Kuhn S. A.
- Contacting cleaning system8 Sep 2026US 12,729,068 B2Illinois Tool Works Inc.
- Systems and methods for tensioning endless belts25 Aug 2026US 12,714,025 B2Deere & Company
- Conveyor system25 Aug 2026US 12,715,702 B2Intelligrated Headquarters, LLC
- Laterally articulable belt conveyor systems23 Jun 2026US 12,662,321 B2Robbins Mining, Inc.
- Conveyor system20 Aug 2026US 2026/0242154 A1A. J. Antunes & Co.
- Take-up system with integrated conveyor tension-indicating mechanism23 Jul 2026US 2026/0208964 A1Punching Concepts, Inc.
- Belt tensioning apparatus for belt driven systems23 Jul 2026US 2026/0210427 A1Springland Manufacturing
- Conveyor take-up device25 Jun 2026US 2026/0176079 A1Herzog Railroad Services, Inc.
- Timing belt tensioner for 3d printer, 3d printer, and 3d printing system11 Jun 2026US 2026/0158740 A1Shenzhen Tuozhu Technology Co., Ltd.
Most cited
By later US patents
- Belt cooking apparatus94US 5,458,051 AG. S. Blodgett Corporation · 1995
- Conveyor chain and transverse member monitoring apparatus73US 10,807,804 B2Brentwood Industries, Inc. · 2020
- Planting unit for a seeding machine having a seed meter and seed delivery system70US 8,850,998 B2Deere & Company · 2014
- Hydropneumatic suspension system57US 5,246,247 AHermann Hemscheidt Maschinenfabrik GmbH & Co. · 1993
- Compact portable conveyor55US 4,773,521 A1988