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. 21, 1987
Filed:
Aug. 04, 1986
Applicant:
Inventor:
John C Detloff, Richmond, VA (US);
Assignee:
A-1 Security Manufacturing Corp., Richmond, VA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23P / ;
U.S. Cl.
CPC ...
29804 ; 292811 ;
Abstract
An apparatus for use by locksmiths in disassembling the core of an interchangeable core cylinder lock. The apparatus holds the core securely and precisely, enabling a punch to extrude the springs, driver pins and spacer rods of the pin chambers into retaining chambers. The extruded contents of the pin chambers can then be examined and accurately returned to their respective pin chambers.