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:
Jul. 12, 2005
Filed:
Jun. 15, 2000
Applicants:
Hans-olof Backlund, Sundsvall, SE;
Esko Härkönen, Kajaani, FI;
Inventors:
Hans-Olof Backlund, Sundsvall, SE;
Esko Härkönen, Kajaani, FI;
Assignee:
Valmet Fibertech AB, , SE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01L012/26 ; B02C013/20 ;
U.S. Cl.
CPC ...
Abstract
Methods and apparatus for measuring the stress forces in refining disks are disclosed. The method includes providing a measuring surface comprising at least a portion of a plurality of refiner bars on the refining surface of a refining disk, resiliently mounting the measuring surface in the refiner surface, and measuring the stress forces across the measuring surface.