B60L 5/04
Current collectors for power supply lines of electrically-propelled vehicles: using rollers or
Official title: using rollers or sliding shoes in contact with trolley wire (B60L5/40 takes precedence)
B60L5/04 (Current collectors for power supply lines of electrically-propelled vehicles: using rollers or) appears on 138 US grants and 157 published applications in this corpus.
Search patents in B60L- Granted patents
- 138
- Published applications
- 157
- Assignees
- 97
- Inventors
- 351
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 2 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 7 |
| 2014 | 3 | 11 |
| 2015 | 4 | 7 |
| 2016 | 12 | 5 |
| 2017 | 5 | 12 |
| 2018 | 7 | 9 |
| 2019 | 2 | 14 |
| 2020 | 11 | 8 |
| 2021 | 9 | 10 |
| 2022 | 6 | 11 |
| 2023 | 4 | 19 |
| 2024 | 11 | 17 |
| 2025 | 10 | 11 |
| 2026 | 19 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- System for electrically feeding at least one electrically powered vehicle29 Sep 2026US 12,746,826 B2BluVein Innovation Pty. Ltd.
- Slidable current collector and method for contacting conductor rail15 Sep 2026US 12,738,704 B2Caterpillar Global Mining Equipment LLC
- Drive arrangement for the displacement of a contacting device as well as contacting device and use thereof9 Jun 2026US 12,649,367 B2Stemmann-Technik GmbH
- Vehicle control system19 May 2026US 12,630,022 B2Transportation IP Holdings, LLC
- Trolley wire detection device and trolley wire detection system28 Apr 2026US 12,611,936 B2Beijing Jingdong Qianshi Technology Co., Ltd.
- Electric rail vehicle charging apparatus17 Sep 2026US 2026/0274100 A1First Greater Western Limited
- Network-connected device, smart car, smart network system and transportation system6 Aug 2026US 2026/0225480 A1
- Method of controlling a mining vehicle and scheduling system for generating a driving schedule for a mining vehicle16 Jul 2026US 2026/0202853 A1
- Non-track-bound vehicle having a current collector2 Jul 2026US 2026/0184183 A1Siemens Mobility GmbH
- Wear indicator system16 Apr 2026US 2026/0105829 A1Transportation IP Holdings, LLC
Most cited
By later US patents
- Energy control mechanisms for an electric vehicle23US 9,352,635 B1Proterra Inc. · 2016
- Trolley pole mechanism for use on electrically-powered road vehicles17US 4,357,501 AFaiveley S.A. · 1982
- Multiple motor multiple speed continuous power transmission15US 11,040,607 B2Allison Transmission, Inc. · 2021
- Offset detecting device for trolley-assisted vehicles15US 4,745,997 AKomatsu Ltd. · 1988
- Universal arm and mounting block for a current collector15US 6,152,273 AMagneTek, Inc. · 2000