Class E02F : DREDGING; SOIL-SHIFTING
Subclass 3/24: Dredgers; Soil-shifting machines (for special purposes E02F 5/00; other machines or apparatus for mining E21C; tunnelling E21D) mechanically-driven with digging wheels turning round an axis Component parts Digging wheels; Digging elements of wheels; Drives for wheels
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12188199 | Drive device for a diaphragm wall cutter | Aug 27, 21 | Jan 07, 25 | LIEBHERR-COMPONENTS BIBERACH GMBH |
| 12157984 | Systems and methods for a multi-modal screw propelled excavation | Nov 25, 20 | Dec 03, 24 | The Arizona Board of Regents on behalf of Arizona State University |
| 12152365 | Apparatus and method for changing bucket wheels | Aug 13, 19 | Nov 26, 24 | TECHNOLOGICAL RESOURCES PTY LIMITED |
| 12049743 | Slurry wall cutter | Jan 21, 20 | Jul 30, 24 | Liebherr-Werk Nenzing GmbH |
| 12043974 | Specialized civil engineering machine, in particular slotted wall milling machine | Oct 17, 19 | Jul 23, 24 | Liebherr-Werk Nenzing GmbH |
| 11802481 | Disk cutter | Nov 25, 20 | Oct 31, 23 | ELEMENT SIX (UK) LIMITED |
| 11619023 | Modular slurry wall cutter | Jan 17, 20 | Apr 04, 23 | Liebherr-Werk Nenzing GmbH |
| 11519153 | Boring machine for producing a non-rectilinear trench | Sep 24, 18 | Dec 06, 22 | Not available |
| 11396734 | Trenching system with hydraulically adjustable hub | Sep 20, 19 | Jul 26, 22 | The Charles Machine Works, Inc. |
| 11286637 | Trench cutter and method for producing a cut trench in the soil | Apr 15, 19 | Mar 29, 22 | Bauer Maschinen GmbH |
| 11268260 | Cutting assembly | Nov 01, 18 | Mar 08, 22 | CCMJ SYSTEMS LTD |
| 11041282 | Excavation tool for making diaphragms and related excavation equipment | Oct 05, 18 | Jun 22, 21 | Soilmec S.p.a. |
| 10912242 | Soil-working device having an overload protection means | Jul 05, 17 | Feb 09, 21 | LEMKEN GMBH & CO. KG |
| 10767338 | Hydraulic apparatus for excavators and construction equipment in general | Jan 12, 16 | Sep 08, 20 | MECCANICA BREGANZESE S.P.A. IN BREVE MB S.P.A. |
| 10697147 | Drilling machine | Sep 08, 16 | Jun 30, 20 | Soletanche Freyssinet |
| 10669689 | Hydromill wheel with single disc cutting rollers | Jan 29, 13 | Jun 02, 20 | VSL International AG |
| 10626577 | Hydraulic equipment for excavators and operating machines in general | Mar 04, 16 | Apr 21, 20 | MECCANICA BREGANZESE S.P.A. IN BREVE MB S.P.A. |
| 10570580 | Excavation system with interchangeable tools | Aug 04, 16 | Feb 25, 20 | Soletanche Freyssinet |
| 10531602 | Implements for displacing ground material | Jun 12, 17 | Jan 14, 20 | CLAUSSEN TECHNOLOGY, LLC |
| 10443208 | Pivotally flexible mounting interface for a rotatable shaft | Nov 17, 16 | Oct 15, 19 | Vermeer Manufacturing Company |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0067,015 | ROTARY DI SAGGREGATOR FOR EXCAVATORS AND OPERATING MACHINES IN GENERAL | Dec 16, 22 | Feb 27, 25 | Not available |
| 2025/0059,722 | ATTACHMENT FOR AN EXCAVATOR | Nov 28, 22 | Feb 20, 25 | Not available |
| 2024/0175,237 | TRENCH CUTTER | Nov 21, 23 | May 30, 24 | Not available |
| 2024/0141,614 | TRENCH WALL CUTTING DEVICE AND METHOD FOR CUTTING A CUTTING TRENCH IN THE GROUND | Feb 16, 22 | May 02, 24 | Bauer Maschinen GmbH |
| 2024/0026,640 | EXCAVATION MACHINE INCLUDING CUTTING DISCS AND CORRESPONDING CUTTING METHOD | Jul 21, 23 | Jan 25, 24 | Not available |
| 2023/0366,314 | DISK CUTTER | Jul 07, 23 | Nov 16, 23 | ELEMENT SIX (UK) LIMITED |
| 2022/0205,212 | TRENCH CUTTER DRIVE WITH DECOUPLED INNER WHEEL/INTEGRATED BEARING | Mar 21, 22 | Jun 30, 22 | Not available |
| 2022/0064,897 | CUTTING WHEEL ASSEMBLY FOR A SLURRY WALL CUTTER | Aug 05, 21 | Mar 03, 22 | LIEBHERR-COMPONENTS BIBERACH GMBH |
| 2022/0056,661 | DRIVE DEVICE FOR A DIAPHRAGM WALL CUTTER | Sep 17, 21 | Feb 24, 22 | LIEBHERR-COMPONENTS BIBERACH GMBH |
| 2021/0355,650 | A ROTABLE BUCKET WHEEL ASSEMBLY AND A METHOD FOR REFURBISHING AN ASSOCIATED BUCKET WHEEL RECLAIMER | Oct 16, 19 | Nov 18, 21 | Not available |
| 2021/0062,453 | DREDGING DEVICE | Oct 14, 19 | Mar 04, 21 | Not available |
| 2020/0232,183 | MODULAR SLURRY WALL CUTTER | Jan 17, 20 | Jul 23, 20 | Not available |
| 2015/0322,644 | HYDROMILL WHEEL WITH SINGLE DISC CUTTING ROLLERS | Jan 29, 13 | Nov 12, 15 | VSL INTERNATIONAL AG |
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