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Publication numberUSD643379 S1
Publication typeGrant
Application numberUS 29/348,980
Publication dateAug 16, 2011
Filing dateMar 1, 2010
Priority dateMar 1, 2010
Publication number29348980, 348980, US D643379 S1, US D643379S1, US-S1-D643379, USD643379 S1, USD643379S1
InventorsLoyd Bolin
Original AssigneeLoyd Bolin
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Heat recovery apparatus
US D643379 S1
Abstract  available in
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  1. The ornamental design for a heat recovery apparatus, as shown and described.

FIG. 1 is a top plan view showing heater exhaust ports wherein air passes horizontally thru the heat recovery apparatus, wherein the top and bottom view are identical;

FIG. 2 is a front side elevational view thereof showing the vertical heat recovery ports, wherein both front and back side are identical;

FIG. 3 is a side elevational view taken from FIG. 1, wherein each side view is identical; and,

FIG. 4 is a perspective view thereof.

The heat recovery apparatus is installed in any heating unit exhaust duct and is designed to safely recover and utilize wasted heat.

U.S. ClassificationD13/179