LandOfFree - US Patents - Listing for Earth working

Earth working – Tool – standard or connection – Spring biased or formed tool or tool part

Flexible tooth with interchangeable elements for a plowing appar

Earth working – Plural wheeled implements – Outrigged implement adjustable inwardly

Flexible wing implement with universal hinges and selective lock

Earth working – Plural wheeled implements – Outrigged implement adjustable inwardly

Flexible winged cultivator

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

Flip block assembly for changing dozer blade pitch

Earth working – Automatic power control – Obstruction sensing type

Flip up row follower

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

Flip-over push/back-drag blade attachment for work vehicles

Earth working – Plural relatively movable tools – Tool movable to non-use position

Flip-up C-shank standard for a cultivator

Earth working – Overload shifting – Against spring return device

Floating beam plow

Earth working – Plural wheeled implements – Outrigged implement adjustable inwardly

Floating folding tool bar having a lock means

Earth working – Mast type hitch – Including blade – scraper – or smoother

Floating hitch for agricultural implement

Earth working – With earth marker

Floating marker arm mechanism

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

Floating mount for agricultural finish tools

Earth working – With drive means for tool or cleaner – Subsurface shaft or bar

Floating rod weeder

Earth working – Diverse tools – Rolling and non-rolling

Floating row-crop cultivator

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

Floating track erasers

Earth working – Tool – standard or connection – Tool with laterally spaced standards

Flow through brush cutter

Earth working – Lawn aerator or perforator – or plug remover – Earth removing

Fluff roll for aeration core processing machine

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

Fluted coulter blade

Earth working – Rolling – rotating or orbitally moving tool – Detailed disk structure per se

Fluted farming disc