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:
Mar. 03, 2015
Filed:
Dec. 09, 2004
Applicants:
Gary S. Froman, Fort Worth, TX (US);
Donavan Drewes, Coppell, TX (US);
Inventors:
Gary S. Froman, Fort Worth, TX (US);
Donavan Drewes, Coppell, TX (US);
Assignee:
Textron Innovations Inc., Providence, RI (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H05B 11/00 (2006.01); B64D 15/22 (2006.01); B64D 15/14 (2006.01);
U.S. Cl.
CPC ...
B64D 15/22 (2013.01); B64D 15/14 (2013.01);
Abstract
An ice protection system for a structure has at least one electro-thermal heating element carried by the structure and a controller for selectively controlling the operation of each heating element. The controller operates each heating element according to a selected duty cycle defined by a pattern of time intervals, the controller selecting the duty cycle at least partially in response to measurements of ambient conditions about the structure.