US 6,295,939 B1 · Seed planter press-wheel assembly

Abstract

The invention relates to a press-wheel assembly of the kind used with seed planting machines and which includes a press-wheel (11) formed by a pair of mating wheel halves (11′, 11″), the inner wheel half (11′) being provided with an integrally formed hub (13) which projects through a central bore formed in the outer wheel half (11″), the projecting hub portion being constructed and arranged so as to permit the fitment of a protective end cap (14) within its open outer end. The cap (14) when fitted to the hub (13) has its skirt surrounded and thereby protected by the walls of the projecting hub portion. Openings (28) in the projecting hub portion are provided to allow the insertion of a hand tool for manually removing the end cap from the wheel hub. Desirably the cap (14) is secured to the inside of the hub by means of an interference fit.

Claims11

Dependent claims

A press-wheel assembly comprising:

a press-wheel rotatable on an axle or shaft and which is formed by a pair of mating diametral inner and outer wheel halves securable together by fastening means, the inner wheel half having an integrally formed axial hub which has an inwardly extending inner hub portion and an outwardly extending outer hub portion, said outer hub portion extending axially outwards from the central diametral plane of the wheel and projecting through a central bore formed in said outer wheel half, said outer hub portion terminating in walls defining an end closure cap locating recess,
an end closure cap having a closed outer end wall and a peripheral skirt extending inwardly therefrom, said cap being removably attached to said axial hub within said recess, with its skirt surrounded by said recess defining walls.

Dependencies are inferred from the claim text.

Seed planter press-wheel assembly

Life of this patent

Seed planter press-wheel assembly

Life of this patent

Abstract

Claims11