Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
February 1, 2022
Patent Application Number
16385939
Date Filed
April 16, 2019
Patent Primary Examiner
Patent abstract
A levelling apparatus, typically as used on tractors, excavators and skid-steer vehicles includes a blade body portion and body mounting portion connected by an arrangement of fixed and adjustable linkages, preferably hydraulic, to allow movement of the blade body portion (relative to the body mounting portion) in substantially an up and down direction, as well as rotational movement about an axis perpendicular to the general plane of an attached blade.
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