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.

Date of Patent:
Aug. 18, 1987

Filed:

Apr. 14, 1986
Applicant:
Inventors:

Robert J Santii, Milldale, CT (US);

Raymond Aldieri, Plantsville, CT (US);

Assignee:

Lori Corporation, Southington, CT (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23C / ;
U.S. Cl.
CPC ...
409 81 ; 409 82 ;
Abstract

A machine for coding or duplicating a pattern of bits onto a key blank employs a locator block which forms reference slots for receiving a key to be duplicated. A template having a matrix of openings which correspond to possible pre-established bit locations is positioned in registration with the key receiving slots. A depth gauge is employed so that a guide selectively seated in a bit defining cut-out of the pattern key indicates the correct incremental depth of the bit to be duplicated. A cutter having a preestablished relationship to the depth gauge guide is employed to obtain the correct cutting depths for the key blank bits.


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