B65G 23/06
With projections engaging abutments on belts or chains
Official title: with projections engaging abutments on belts or chains, e.g. sprocket wheels
B65G23/06 (With projections engaging abutments on belts or chains) appears on 354 US grants and 300 published applications in this corpus.
Search patents in B65G- Granted patents
- 354
- Published applications
- 300
- Assignees
- 202
- Inventors
- 550
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 7 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 6 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 5 | 0 |
| 1991 | 5 | 0 |
| 1992 | 7 | 0 |
| 1993 | 6 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 4 | 0 |
| 2001 | 7 | 0 |
| 2002 | 4 | 5 |
| 2003 | 3 | 3 |
| 2004 | 4 | 5 |
| 2005 | 3 | 7 |
| 2006 | 6 | 8 |
| 2007 | 4 | 7 |
| 2008 | 1 | 3 |
| 2009 | 2 | 10 |
| 2010 | 6 | 9 |
| 2011 | 6 | 6 |
| 2012 | 2 | 7 |
| 2013 | 7 | 6 |
| 2014 | 7 | 8 |
| 2015 | 11 | 18 |
| 2016 | 17 | 13 |
| 2017 | 11 | 13 |
| 2018 | 17 | 32 |
| 2019 | 29 | 25 |
| 2020 | 28 | 21 |
| 2021 | 21 | 16 |
| 2022 | 20 | 28 |
| 2023 | 14 | 17 |
| 2024 | 18 | 10 |
| 2025 | 12 | 14 |
| 2026 | 8 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Conveyor belt clean-out roller systems and methods18 Aug 2026US 12,709,486 B2Cambridge International, Inc.
- Shaft support for industrial machine2 Jun 2026US 12,643,743 B2Joy Global Underground Mining LLC
- Split sprocket19 May 2026US 12,630,371 B2Laitram, L. L. C.
- System and method for detecting belt-pulley disengagement12 May 2026US 12,623,853 B2Laitram, L. L. C.
- Board feeder28 Apr 2026US 12,612,259 B2
- Self-extinguishing conveyor components27 Aug 2026US 2026/0250483 A1Laitram, L. L. C.
- Multi-piece sprocket20 Aug 2026US 2026/0242148 A1Laitram, L. L. C.
- Conveyor device for powder construction materials30 Jul 2026US 2026/0216792 A1EOS GmbH Electro Optical Systems
- Ribless positive driven spiral system with pointed or rounded end transition elements23 Apr 2026US 2026/0109544 A1Ashworth Bros., Inc.
- Self-stacking spiral belt with a leading bend and ribbed drive chains9 Apr 2026US 2026/0097902 A1Ashworth Bros., Inc.
Most cited
By later US patents
- Toothed-belt, V-belt, and pulley assembly, for treadmills85US 5,470,293 AWoodway AG · 1995
- Monorail suspended conveyor system61US 4,339,031 AJoy Manufacturing Company · 1982
- Endless conveyor42US 4,036,352 AAlto Corporation · 1977
- Flat wire conveyor belt system42US 7,975,840 B2Cambridge International, Inc. · 2011
- Conveyor belt drive sprocket retention system41US 8,042,682 B2Dorner Mfg. Corp. · 2011