WATER HEATER

CALORIFERE A EAU

Claims

Claim lst In a boiler or water heater, the following combination, the water back divided up by horizontal and zig-zag diaphragms, and having common top and bottom chambers, the water jacket round fire-pot, and pipes connecting same with bottom of water back, and the top and pipes connecting same with top of water back, all as and for the purposes set forth. 2nd In a boiler, the combination, with the water back divided up by zig-zag diaphragms, of rows of pipes set into, or cast on the front of such water back, and horizontal dia¬phragms intersecting such water back at the levels of the rows of pipes and extending halfway into same, all as herein described and for the purposes set forth. 3rd In a boiler, the combination of the casing water back pipes set in, or cast on same and extending nearly to front of fire chamber, water jacket round fire-pot, smoke chamber, upper and lower outlets from same, and smoke pipe, all as herein set forth. 4th In a boiler and in combination, the top connected with the water back, a transverse diaphragm forming chamber at front of same, diaphragms dividing up such chamber into smaller chambers, outlet pipes taken from each of such smaller chambers, openings through main diaphragm into such chambers, and valves mounted on spindles passing through the front of the heater, all as and for the purposes described.