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:
Sep. 01, 1998
Filed:
Apr. 01, 1996
Charles B Motley, McHenry, IL (US);
Dennis L Hechel, Gurnee, IL (US);
Buehler Ltd., Lake Bluff, IL (US);
Abstract
An automatic sample preparation system for polishing and grinding metallurgical and other samples prior to microscopic examination of the samples, including a rack which holds a plurality of abrasive platens, and platen transfer mechanism for selecting one platen from the rack and transferring the same to a platen drive plate for a polishing operation and for later returning the platen to the rack and transferring another selected platen to the platen drive plate, and a polishing head which can be rotated between a polishing position for polishing samples and a wash position where it is over a wash and dry station, the platen transfer mechanism being operated when the polishing head is rotated to its wash position.