Material or article handling – Vertically swinging load support – Grab
Reexamination Certificate
2004-02-19
2008-08-05
Novosad, Christopher J. (Department: 3641)
Material or article handling
Vertically swinging load support
Grab
C047S05810R, C047S901000
Reexamination Certificate
active
07407362
ABSTRACT:
Method and apparatus for lifting sod, in which grass blades of the sod are inserted between one or more clamps. The clamps are closed to grip the grass blades and the clamps are then moved, with the sod suspended therefrom, to a desired location. The clamps can if desired also grip the thatch, and/or a portion of the soil, of the sod slab.
REFERENCES:
patent: 3326592 (1967-06-01), Pelton
patent: 5673513 (1997-10-01), Casimaty
patent: 6112680 (2000-09-01), Hummer
patent: WO 00/25567 (2000-05-01), None
Brouwer Gerardus J.
Milwain Robert
1045929 Ontario Limited
Bereskin & Parr
Novosad Christopher J.
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