Self-adjusting blade
AssigneeBTG Eclepens S.A.
InventorsAntoine Beran, Silvano Freti
Life of this patent
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Abstract
A self-adjusting blade for engagement with a moving work surface, comprising a steel strip elongated in a first direction between first and second sides, said strip having an edge section along said first side for contact with said work surface, and said edge section being hardened to a hardness exceeding that of the remaining part of said strip. The self-adjusting blade is provided with a coating of a low wear resistance material covering substantially all of said edge section at least on the part thereof contacting the work surface.
Claims20
A self-adjusting blade for engagement with a moving work surface, comprising a steel strip elongated in a first direction between first and second sides, said strip having an edge section along said first side for contact with said work surface, and said edge section having a hardness exceeding that of the remaining part of said strip, characterized by a coating of a low wear resistance material having a lower wear resistance than said edge section, said coating covering substantially all of said edge section at least on the part thereof contacting the work surface, the coating thereby being adapted to wear down during a running-in period.
Dependencies are inferred from the claim text.