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:
Oct. 04, 1977
Filed:
Oct. 01, 1975
Applicant:
Inventor:
Henry Harrison, Locust Valley, NY (US);
Assignee:
Halm Instrument Co., Inc., Glen Head, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F24D / ; F24D / ; F24D / ; F24H / ;
U.S. Cl.
CPC ...
165 54 ; 126270 ; 126400 ; 165 18 ; 165D / ; 237 / ;
Abstract
A heat transfer block has a center core of substantially equally sized stones. The stones are grouted together with voids in between. Upper and lower panels are grouted to the center core. At least one of the panels is a heat transmitting panel. A plurality of heat transfer blocks may be laid end to end to form a heat transfer duct. A building air heating system may comprise a plurality of heat transfer blocks connected together, a means of circulating air through the blocks, and a heat reservoir connected to the outer surface of said heat transfer blocks.