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. 01, 2003
Filed:
Mar. 31, 2000
Stephen Griffin, Wheeling, IL (US);
David Diaz, Libertyville, IL (US);
Douglas Seitz, Maplewood, MN (US);
Robert Passeri, Chicago, IL (US);
Ralph R. Doyle, Palatine, IL (US);
Engis Corporation, Wheeling, IL (US);
Abstract
A system and method are disclosed for preparing platens to perform lapping operations. The system includes a platter that is rotatably mounted on a base and designed to receive the platen thereon. A main drive motor is provided for rotating the platter and the platen disposed thereon. A plurality of pressure arms are disposed on the base and configured to include a tool receiving portion that can be positioned in alignment with a lapping surface of the platen. A tool is attached to each tool receiving portion so that predetermined operations can be performed on the lapping surface of the platen. A monitor is provided to monitor predetermined parameters and maintain substantially constant conditions while preparing the platen.