The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 01, 2002
Filed:
Jun. 16, 1999
Applicant:
Inventor:
Matti Harju, Mänttä, FI;
Assignee:
Metsa-Serla OYJ, Helsinki, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B08B 1/02 ; B21B 4/502 ;
U.S. Cl.
CPC ...
B08B 1/02 ; B21B 4/502 ;
Abstract
Method and apparatus for cleaning a moving surface, for example a roller, wire or conveyor belt. The surface is cleaned by a doctor blade having several separate blades which move in a direction transverse to the surface to be cleaned so that the blades can be serviced and repaired during operation of the moving surface.