LandOfFree - US Patents - Listing for Earth working

Earth working – Mast type hitch – Angled gangs liftable as a unit

Weight transfer unit

Earth working – Diverse tools – Including colter

Wetlands terracing plow and remediation method utlizing same

Earth working – With wheel; or supported on wheel frame or broadly claimed...

Wheel arm assembly interchangeable between walking beam and stra

Earth working – Rolling – rotating or orbitally moving tool – Tool has circumferentially spaced teeth – tines – blades or...

Wheel assembly for a compacting machine

Earth working – With ground support vertically adjustable relative to frame

Wheel blocking for an implement for ground treatment

Earth working – Plural wheeled implements – Outrigged implement adjustable inwardly

Wheel control structure for a folding implement

Earth working – Axis of rotation of wheel lockable or angularly adjustable – With actuator for tilting in a vertical plane

Wheel mounted earth moving scraper with pivot in center of pivot

Earth working – Having tool overload shift controlled by a fluid pressure...

Wheel mounting for cultivator planter

Earth working – Propulsion unit guided by walking attendant or part of... – With vertically adjustable wheel

Wheel mounting/height adjustment mechanism for a power...

Earth working – With actuator adapted to lift tool for transport on wheeled... – Lift actuator moves with tool or forms removable unit therewith

Wheel rut closing device for irrigation system

Earth working – Tool – standard or connection – Frame-supported blade – scraper – or smoother drawn by vehicle

Wheel supported implement for working and grading soil

Earth working – Diverse tools – Including vertical – longitudinally oriented disc or blade

Wheel track filling apparatus

Earth working – Diverse tools – One located in path of implement wheel

Wheel track scraper for irrigation systems

Earth working – With drive means for tool or cleaner – Guided by walking attendant

Wheel with stub axle releasably to end of powered tubular shaft

Earth working – Mounting for pushed tool at end of motor vehicle – Transversely mounted blade

Wheeled excavator having a dozer blade and a boom-mounted stabil

Earth working – With drive means for tool or cleaner – Tool driven about axis transverse to draft line

Windrow auger composter

Earth working – Plural wheeled implements – Outrigged implement adjustable inwardly

Wing back implement

Earth working – Plural wheeled implements – Outrigged implement adjustable inwardly

Wing back implement

Earth working – Miscellaneous

Wing fold implement and folding sequence control therefor