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" ... and each spring-loaded valve shall be supplied with a lever that will raise the valve from its seat a distance of not less than that equal to one-eighth... "
A Library of Steam Engineering - Page 412
by John Fehrenbatch - 1894 - 803 pages
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Steam Yachts and Launches: Their Machinery and Management : a Review of the ...

C. P. Kunhardt - 1887 - 258 pages
...than one square inch to three square feet of grate surface of the boiler, and each spring-loaded valve shall be supplied with a lever that will raise the...distance of not less than that equal to one-eighth the diameter of the valve opening, and the seats of all such safety valves shall have an angle of inclination...
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Synopsis of the Decisions of the Treasury Department on the Construction of ...

United States. Department of the Treasury - 1887 - 612 pages
...than one square inch to three square feet of grate-surface of the boiler, and each spring-loaded valve shall be supplied with a lever that will raise the valve from its seat a distance of not less thau that equal to one-eighth the diameter of the valve-opening * * *." The rule requiring "an area...
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The American Steam Engineer, Theoretical and Practical: With Examples of the ...

Emory Edwards - 1888 - 540 pages
...than one square inch to 3 square feet of grate-surface of the boiler, and each spring-loaded valve shall be supplied with a lever that will raise the...distance of not less than that equal to one-eighth the diameter of the valve-opening, and the seats of all such safety-valves shall have an angle of inclination...
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Steam Boilers: A Practical Treatise on Boiler Construction and Examination

Joshua Rose - 1888 - 312 pages
...than one square inch to 3 square feet of grate-surface of the boiler, and each spring-loaded valve shall be supplied with a lever that will raise the...distance of not less than that equal to one-eighth the diameter of the valve-opening, and the seats of all such safety-valves shall have an angle of inclination...
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The American Marine Engineer, Theoretical and Practical: With Examples of ...

Emory Edwards - 1891 - 554 pages
...less than one square inch to 3 square feet of grate surface of the boiler, and each springloaded valve shall be supplied with a lever that will raise the...distance of not less than that equal to one-eighth the diameter of the valve-opening, and the seats of all such safety-valves shall have an angle of inclination...
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Catalogue of Water Tube Steam Boilers for All Pressures, Duties and Fuels

Heine Safety Boiler Company - 1893 - 184 pages
...to 62 335 \ 31o / 325 997 f 325-i 1 333 J 329 212 212 274 62 38 974I flO0O\ \1000j 1000 250 1020 J be supplied with a lever that will raise the valve...distance of not less than that equal to one-eighth the diameter of the valve opening, and the seats of all such safety valves shall have an angle of inclination...
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Synopsis of the Decisions of the Treasury Department on the Construction of ...

United States. Department of the Treasury - 1895 - 1064 pages
...hereinafter otherif m provided for water-tube or coil and sectional boilers, and each springloaded valve shall be supplied with a lever that will raise the...distance of not less than that equal to one-eighth the . diameter of the valve opening, and tho seats of all such safety-valves shall have an angle of...
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Steamboat Inspectors' Manual: Laws Governing the Steamboat Inspection ...

United States - 1895 - 360 pages
...hereinafter otherwise provided for water-tube or coil and sectional boilers, and each springloaded valve shall be supplied with a lever that will raise the...distance of not less than that equal to oneeighth the diameter of the valve opening, and the seats of all such safety valves shall have an angle of inclination...
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The Mechanical Engineer's Pocket-book: A Reference Book of Rules, Tables ...

William Kent - 1895 - 1234 pages
...hereinafter otherwise provided for water-tiilw or coil and sectional boilers, and each spring-loaded valve shall be supplied with a lever that will raise the valve from its seat a distance .if not less than that equal to one eighth the diameter of the valve-opening, and the seats of all...
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Catalogue

American Steam Gauge Co - 1896 - 184 pages
...than one square inch to three square feet of grate surface of the boiler, and each spring-loaded valve shall be supplied with a lever that will raise the...distance of not less than that equal to one-eighth the diameter of the valve-opening, and the seats of all such safety-valves shall have an angle of inclination...
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