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US 8,769,918 B2Granted
Mower deck with centrally located caster wheel
AssigneeAir Motion Systems, Inc.
InventorLlewellyn E. Williams
Life of this patent
Estimating the term…
Abstract
A rotary mower deck assembly has a caster assembly mounted within a spindle hub. The spindle hub is rotated within a hub, which is permanently and rigidly mounted to the mower deck. When rotated, the spindle hub rotates cutting blades mounted within the mower deck. The spindle hub is disposed within the spindle hub to bear the weight of the mower deck assembly.
Claims12
A mower deck assembly, comprising:
- a deck;
- an exterior hub mounted to said deck such that said exterior hub cannot move independently of said deck;
- a spindle hub rotatively disposable within said exterior hub;
- a plurality of first bearings disposed so as to allow rotation of said spindle hub independent of said exterior hub;
- a pulley rigidly attached to said spindle hub;
- a cutting blade assembly rotated by said spindle hub;
- a caster assembly rotatively disposable within said spindle hub, said caster assembly comprising means for vertical adjustment;
- at least one second bearing disposable so as to allow said spindle hub to rotate independently of said caster assembly;
- and
- a lubrication pathway extending from an exterior surface of said exterior hub, through said spindle hub to said caster assembly.
7 more elements
Dependencies are inferred from the claim text.