LandOfFree - US Patents - Listing for Earth working

Earth working – With drive means for tool or cleaner – Plural driven tools

Ground cultivator

Earth working – With drive means for tool or cleaner – Driven from rolling or driven ground wheel

Ground drive for grain drills

Earth working – With drive means for tool or cleaner – Plural driven tools

Ground driven power tillage device

Earth working – With means for shifting surface material without soil...

Ground driven row cleaning apparatus

Earth working – Lawn aerator or perforator – or plug remover

Ground engaging agricultural tine and associated mounting...

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

Ground engaging roller for a field implement

Earth working – Tool – standard or connection – Specific tool and standard connection

Ground engaging tool alignment assembly

Earth working – Overload shifting – Against spring return device

Ground following opener apparatus

Earth working – Diverse tools – Laterally spaced like tools with intermediate diverse tool

Ground leveler attachment for a ground working device

Earth working – Convertible; or changeable by disassembly or assembly – Changeable by disassembly or assembly

Ground leveling attachment for box-scraper

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

Ground levelling apparatus

Earth working – Mounting for pushed tool at end of motor vehicle – Tool prepares wheel path for passage of wheel

Ground levelling attachment for tractors

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

Ground levelling blade

Earth working – Lawn aerator or perforator – or plug remover

Ground maintenance apparatus

Earth working – Rolling – rotating or orbitally moving tool – With disk cleaning means

Ground opener with disc scraper mounting

Earth working – With drive means for tool or cleaner – Irregular or off-center ground-engaging wheel or support

Ground opening device

Earth working – Tool – standard or connection – Interlocked or interfitted parts

Ground penetrating tool for farm implement shanks

Earth working – With drive means for tool or cleaner – With obstruction feeling device for moving or releasing...

Ground preparation tool for reforestation

Earth working – Diverse tools – Including spring formed tool or standard

Ground preparing apparatus for no-till planting