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. 13, 2016
Filed:
Aug. 15, 2013
Applicant:
Illinois Tool Works Inc., Glenview, IL (US);
Inventors:
Juan Barrena, Johnston, RI (US);
Andrew W. Tucker, Pawtucket, RI (US);
Eric K. Larson, Cumberland, RI (US);
Jeffrey L. Prunty, Wrentham, MA (US);
Assignee:
Illinois Tool Works, Inc., Glenview, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G08B 21/00 (2006.01); G08B 21/18 (2006.01); D06F 39/00 (2006.01); F25D 29/00 (2006.01); G08B 3/10 (2006.01); D06F 58/28 (2006.01);
U.S. Cl.
CPC ...
G08B 21/18 (2013.01); D06F 39/005 (2013.01); F25D 29/00 (2013.01); F25D 29/008 (2013.01); G08B 3/10 (2013.01); D06F 2058/2883 (2013.01);
Abstract
An integrated line voltage converter and microprocessor-controlled tone generator allow advanced alarm features to be implemented in standard appliances as powered by a high-voltage line power. An integrated switch may also be used to allow the addition of alarm features to standard appliances as a drop-in replacement for door switches.