Worthen, William Ezra, 1819-1897, [from old catalog] ed · New York, Appleton · leaf 660
f service. Provision is made for the condensation in the pipe by a direct con-nection. In Fig. 1537 the risers are as in Fig. 1536, but there are separate returnsfor each radiator. In Fig. 1538 the main riser is carried directly to the highest story to bewarmed, and the distributing mains are led… … Fia. 1535. culation, as the steam, except in the main riser, does not interfere with the flowof the condensed water. Valves are introduced in the mains or returns where necessity or conven-ience may require the shutting off of any of the radiators or mains, and air-cocks to relieve stagnation in…
Mechanical drawing
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