| 摘要 |
775,725. Hot-water boilers. VAPOR HEATING CORPORATION. June 6, 1955 No. 16214/55. Addition to 693,865. Class 64(1) In a water heater as described in the parent Specification, a channel-shaped conduit 70 extends within the water jacket 30' from the water outlet 39 in one end wall almost to the other end of the jacket, and is bonded along its edges to the inner wall 32.- Thus the water from the inlet 38 has to flow along the whole length of the jacket before it can pass to the outlet 39. The outer water jacket 22 is provided internally with longitudinal and radial baffles 91, 96 at its sides and end, for a similar purpose.
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