E01H 1/0845
With mechanical loosening or feeding instruments for the dirt to be sucked-
Official title: {with mechanical loosening or feeding instruments for the dirt to be sucked- up, e.g. brushes, scrapers (brushing installations per se E01H1/02; other loosening devices per se E01H1/105)}
E01H1/0845 (With mechanical loosening or feeding instruments for the dirt to be sucked-) appears on 77 US grants and 78 published applications in this corpus.
Search patents in E01H- Granted patents
- 77
- Published applications
- 78
- Assignees
- 53
- Inventors
- 168
- Latest grant
- 27 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 5 | 0 |
| 2001 | 3 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 1 |
| 2004 | 1 | 6 |
| 2005 | 3 | 3 |
| 2006 | 3 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 3 |
| 2010 | 2 | 4 |
| 2011 | 2 | 1 |
| 2012 | 1 | 1 |
| 2013 | 0 | 10 |
| 2014 | 2 | 3 |
| 2015 | 1 | 4 |
| 2016 | 2 | 1 |
| 2017 | 3 | 4 |
| 2018 | 1 | 4 |
| 2019 | 2 | 5 |
| 2020 | 3 | 3 |
| 2021 | 2 | 0 |
| 2022 | 3 | 3 |
| 2023 | 5 | 7 |
| 2024 | 2 | 4 |
| 2025 | 2 | 2 |
| 2026 | 0 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fan for regenerative air vacuum street sweeper, and method of fan manufacture and assembly27 May 2025US 12,312,758 B2Curbtender Sweepers LLC
- Industrial sweeper provided with an improved device for unclogging the air filter thereof14 Jan 2025US 12,193,630 B2Etablissements Emily
- Dust mitigation system24 Dec 2024US 12,173,462 B2Fanca Technologies Pty Ltd
- Fan for regenerative air vacuum street sweeper, and method of fan manufacture and assembly9 Jan 2024US 11,866,895 B2Curbtender Sweepers LLC
- Street sweeper14 Nov 2023US 11,814,800 B2Glutton Cleaning Machines SA
- Roller device and cleaning apparatus11 Jun 2026US 2026/0157592 A1Midea Robozone Technology Co., Ltd.
- Vacuuming system for separating undesirable particles from land matter and method using same11 Jun 2026US 2026/0158523 A1Technologie Hoola One Inc.
- A road cleaning vehicle21 May 2026US 2026/0139447 A1Bucher Municipal AG
- Cleaner module22 Jan 2026US 2026/0022525 A1
- Sweeping machine21 Aug 2025US 2025/0263897 A1Tenax International S.P.A.
Most cited
By later US patents
- Brush assembly of cleaner186US 6,971,140 B2LG Electronics Inc. · 2005
- Mobile walk-behind sweeper178US 6,041,471 AMadvac International Inc. · 2000
- High maneuverability riding turf sweeper and surface cleaning apparatus73US 6,070,290 ASchwarze Industries, Inc. · 2000
- Sweeper particularly for collecting dust-like material, and the utilization thereof66US 4,457,043 AAktiengesellschaft Rolba · 1984
- Debris suctioning and separating apparatus for use in a surface sweeping vehicle having a mechanical debris elevator38US 6,195,837 B12001