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.:

US 9518759 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 13, 2016

Filed:

Oct. 10, 2013
Applicant:

Barry Lynn Butler, Solana Beach, CA (US);

Inventor:

Barry Lynn Butler, Solana Beach, CA (US);

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F24H 1/20 (2006.01); H05B 3/82 (2006.01); F24H 9/20 (2006.01); F24H 9/00 (2006.01);
U.S. Cl.
CPC ...
F24H 1/201 (2013.01); F24H 1/202 (2013.01); F24H 9/0021 (2013.01); F24H 9/2021 (2013.01); H05B 3/82 (2013.01); F24H 2240/09 (2013.01); F24H 2250/02 (2013.01);
Abstract

Direct current solar electric heating elements can be powered by an array of photovoltaic panels. The direct current voltage can be low or high with proper electrocution protection. Insertable immersion heating elements can be placed into any existing, gas, propane or electric hot water tank, cooking pot or hot tub. Heating elements in air can also be used for heating ovens, range cook tops and sauna heaters. The output of the photovoltaic panel is interfaced to the electric heater element via either direct connection or using a load-matching controller which maximizes the power delivered to the heater under all sun conditions. The maximum heater temperature is regulated by a thermostat.


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