B62D 55/0887
Track-articulation sealings against dust, water, mud or the like
Official title: {Track-articulation sealings against dust, water, mud or the like (sealing of bearings in general F16C33/72; chain bushings in general F16G15/00)}
B62D55/0887 (Track-articulation sealings against dust, water, mud or the like) appears on 160 US grants and 88 published applications in this corpus.
Search patents in B62D- Granted patents
- 160
- Published applications
- 88
- Assignees
- 37
- Inventors
- 216
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 6 | 0 |
| 1978 | 6 | 0 |
| 1979 | 5 | 0 |
| 1980 | 8 | 0 |
| 1981 | 17 | 0 |
| 1982 | 4 | 0 |
| 1983 | 3 | 0 |
| 1984 | 7 | 0 |
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 7 | 0 |
| 2001 | 3 | 0 |
| 2002 | 4 | 1 |
| 2003 | 0 | 1 |
| 2004 | 1 | 2 |
| 2005 | 1 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 3 |
| 2009 | 1 | 2 |
| 2010 | 1 | 2 |
| 2011 | 2 | 5 |
| 2012 | 1 | 7 |
| 2013 | 2 | 6 |
| 2014 | 6 | 3 |
| 2015 | 5 | 10 |
| 2016 | 12 | 4 |
| 2017 | 3 | 4 |
| 2018 | 2 | 6 |
| 2019 | 5 | 8 |
| 2020 | 3 | 8 |
| 2021 | 5 | 6 |
| 2022 | 4 | 3 |
| 2023 | 7 | 5 |
| 2024 | 5 | 1 |
| 2025 | 1 | 0 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Sleeve bearing having a flared end7 Jul 2026US 12,674,486 B2Caterpillar Inc.
- Greasable hub for a continuous track system21 Apr 2026US 12,606,257 B2Bair Products, Inc.
- Crawler track, shoe, track link, undercarriage assembly and vehicle provided with a power supply unit for powering sensors24 Mar 2026US 12,583,539 B2Berco S.p.A.
- Debris deflector for a final drive30 Sep 2025US 12,428,079 B2Caterpillar Inc.
- Link seal of crawler track and method thereof24 Dec 2024US 12,172,715 B2
- Link seal of crawler track and method thereof14 Nov 2024US 2024/0375729 A1
- A linkage unit for a roller chain link assembly suitable for use in a caterpillar track9 Nov 2023US 2023/0356793 A1EIK Engineering SDN. BHD.
- Greasable hub for a continuous track system5 Oct 2023US 2023/0312030 A1Bair Products, Inc.
- Debris deflector for a final drive3 Aug 2023US 2023/0242194 A1Caterpillar Inc.
- Sleeve bearing having a flared end13 Apr 2023US 2023/0115301 A1Caterpillar Inc.
Most cited
By later US patents
- Pivot pin assembly52US 4,251,182 AInternational Harvester Company · 1981
- End face seal assembly43US 4,819,999 ACaterpillar Inc. · 1989
- Seal assembly having a plastic annular sealing member with an integral sealing lip34US 4,331,339 ACaterpillar Tractor Co. · 1982
- Endless track chain with rotatable sleeve33US 5,069,509 ACaterpillar Inc. · 1991
- Elastomeric bushings31US 4,195,887 ABurke Industries, Inc. · 1980