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:
May. 24, 1983
Filed:
Oct. 16, 1980
Applicant:
Inventor:
Alfred E Floyd, North Guilford, CT (US);
Assignee:
Kidde, Inc., New Haven, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E05C / ;
U.S. Cl.
CPC ...
292 92 ; 2923363 ;
Abstract
A lock-down mechanism for use with an exit door wherein an electromagnet on the door attracts an armature on the push rail when the latter is pushed to unlatch the door, the door being held unlatched as long as the electromagnet is energized.