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:
Oct. 07, 1986
Filed:
Dec. 06, 1984
Applicant:
Inventors:
Johann Huber, Kramsach, AT;
Otto Thanner, Schwaz, AT;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B24D / ;
U.S. Cl.
CPC ...
51293 ; 51298 ;
Abstract
To manufacture a sound absorbing grinding wheel, vibration damping foils (2) and zones of the grinding compound forming the grinding layers (1) are alternately inserted or poured into a mold (5) and compressed. The obtained grinding wheel blank (7) is cured in a furnace at temperatures from 150.degree. C. to 200.degree. C. The foils (2) are of butyl rubber.