B60B 33/0078
Castors in general: characterised by details of the wheel braking mechanism
Official title: {characterised by details of the wheel braking mechanism}
B60B33/0078 (Castors in general: characterised by details of the wheel braking mechanism) appears on 473 US grants and 391 published applications in this corpus.
Search patents in B60B- Granted patents
- 473
- Published applications
- 391
- Assignees
- 257
- Inventors
- 775
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 6 | 0 |
| 1983 | 0 | 0 |
| 1984 | 4 | 0 |
| 1985 | 5 | 0 |
| 1986 | 1 | 0 |
| 1987 | 7 | 0 |
| 1988 | 4 | 0 |
| 1989 | 5 | 0 |
| 1990 | 5 | 0 |
| 1991 | 5 | 0 |
| 1992 | 6 | 0 |
| 1993 | 9 | 0 |
| 1994 | 11 | 0 |
| 1995 | 5 | 0 |
| 1996 | 8 | 0 |
| 1997 | 10 | 0 |
| 1998 | 10 | 0 |
| 1999 | 5 | 0 |
| 2000 | 6 | 0 |
| 2001 | 9 | 1 |
| 2002 | 7 | 5 |
| 2003 | 9 | 9 |
| 2004 | 5 | 15 |
| 2005 | 10 | 6 |
| 2006 | 6 | 12 |
| 2007 | 5 | 10 |
| 2008 | 5 | 12 |
| 2009 | 10 | 18 |
| 2010 | 7 | 16 |
| 2011 | 17 | 16 |
| 2012 | 9 | 10 |
| 2013 | 18 | 17 |
| 2014 | 12 | 13 |
| 2015 | 20 | 17 |
| 2016 | 15 | 24 |
| 2017 | 18 | 23 |
| 2018 | 22 | 19 |
| 2019 | 16 | 23 |
| 2020 | 27 | 20 |
| 2021 | 21 | 17 |
| 2022 | 12 | 12 |
| 2023 | 16 | 21 |
| 2024 | 18 | 24 |
| 2025 | 23 | 18 |
| 2026 | 18 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Patient support apparatus having central dual control system of casters6 Oct 2026US 12,751,877 B2Linet Spol. S R.O.
- Caster having status indicator light6 Oct 2026US 12,752,572 B2Hill-Rom Services, Inc.
- Two-way band brake for a caster14 Jul 2026US 12,679,140 B2Linet Spol. S R.O.
- Castor brake for double swivel castors for cases30 Jun 2026US 12,668,079 B2RIMOWA GmbH
- Single action brake and swivel lock for caster30 Jun 2026US 12,668,080 B2Colson Group Holdings, LLC
- Roller unit for a vehicle, and vehicle6 Aug 2026US 2026/0225401 A1Sew-Eurodrive GmbH & Co. KG
- Magnetic Braking and Speed Control System for Walker30 Jul 2026US 2026/0218762 A1
- Caster with a running wheel having an axis of rotation and a running surface9 Jul 2026US 2026/0192599 A1TENTE GmbH & Co. KG
- Locking casters for surgical systems2 Jul 2026US 2026/0183071 A1Auris Health, Inc.
- Locking casters for surgical systems with sensing2 Jul 2026US 2026/0183074 A1Auris Health, Inc.
Most cited
By later US patents
- Undercarriage for X-ray diagnostic equipment212US 5,503,416 AOEC Medical Systems, Inc. · 1996
- Caster and braking system158US 6,321,878 B1Hill-Rom Services, Inc. · 2001
- Hospital bed castor control mechanism123US 5,377,372 AHill-Rom, Inc. · 1995
- Caster assembly with swivel lock105US 4,349,938 AStewart-Warner Corporation · 1982
- Caster assembly with swivel lock and brake86US 4,349,937 AStewart-Warner Corporation · 1982