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. 22, 1992
Filed:
Jun. 14, 1991
Applicant:
Inventors:
Meryle D Adler, Corning, NY (US);
John W Nelson, Painted Post, NY (US);
Harold G Shafer, Jr, Rock Stream, NY (US);
Assignee:
Corning Incorporated, Corning, NY (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B24B / ;
U.S. Cl.
CPC ...
51 55 ; 5112 / ; 51125 ; 5128 / ;
Abstract
An apparatus and method for forming a cavity in a rigid, organic plastic body comprises an abrading tool mounted on a carrier, an air spindle for imparting a rotary motion to the tool, and a second air spindle on which the tool carrier is mounted and which has a force applied to it to move the tool through an arc that passes through the plastic body.