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:
Apr. 12, 1977
Filed:
Sep. 12, 1975
Robert Gordon Moores, Jr, Cockeysville, MD (US);
Richard Eugene Walton, II, Baltimore, MD (US);
The Black and Decker Manufacturing Company, Towson, MD (US);
Abstract
A sharpener having a clam-shell housing in which a motor is mounted for driving a grinding wheel disposed adjacent one end of the housing, a chuck which holds either twist drills or a diamond dresser, the chuck being indexable 180.degree. about its axis, and structure for mounting the chuck relative to the grinding wheel so that either the twist drill can be moved in a prescribed manner across the grinding periphery of the grinding wheel, or so that the diamond dresser can be moved across the grinding wheel in order to dress the wheel to a form suitable for sharpening twist drills or the like, and also means for moving the twist drills or the like or diamond dresser towards the grinding wheel.