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. 17, 1989
Filed:
Jun. 01, 1988
Applicant:
Inventors:
Thomas A Linke, Wadsworth, IL (US);
Issa R Dandan, Niles, IL (US);
Troy W Livingston, Northbrook, IL (US);
Alan W Wilkerson, Cedarburg, WI (US);
Assignee:
Buehler, Ltd., Lake Bluff, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B24B / ;
U.S. Cl.
CPC ...
511658 ; 5116577 ; 511314 ;
Abstract
Apparatus for polishing or grinding specimens in which the pressure between the sample and the platen against which it presses for grinding or polishing is controlled by a feedback system, which includes a strain gauge from which the sample-holding grinding shaft is suspended.