Journal of the Franklin InstituteVols. 1-69 include more or less complete patent reports of the U. S. Patent Office for years 1825-1859. cf. Index to v. 1-120 of the Journal, p. [415] |
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Page 1
The following are the conditions of the valve motion of this engine , when the diagrams were taken : State of the Valves of the “ Great Britain " Locomotive , G. W. R. Cylinder , 18 X 24 inches ; wheel , 8 feet ; lap , 14 inch ...
The following are the conditions of the valve motion of this engine , when the diagrams were taken : State of the Valves of the “ Great Britain " Locomotive , G. W. R. Cylinder , 18 X 24 inches ; wheel , 8 feet ; lap , 14 inch ...
Page 2
This shaded area , D , amounts exactly to a mean loss upon the whole stroke of one pound per square inch , by wire ... being measured for simplicity in inches of stroke , we have 7 + 1.8 = 8.8 inches , for the total volume admitted .
This shaded area , D , amounts exactly to a mean loss upon the whole stroke of one pound per square inch , by wire ... being measured for simplicity in inches of stroke , we have 7 + 1.8 = 8.8 inches , for the total volume admitted .
Page 3
fore , the volume of water as steam , or the water equivalent of the steam admitted , is 254 : 47 x 8.8 -6.24 cubic inches . 359 From this is to be deducted the quantity of steam reserved by compression ; the volume so reserved is ...
fore , the volume of water as steam , or the water equivalent of the steam admitted , is 254 : 47 x 8.8 -6.24 cubic inches . 359 From this is to be deducted the quantity of steam reserved by compression ; the volume so reserved is ...
Page 4
... thoroughly protected ; the steam ways are very large , 13x2 inches , being in area about of the cylinder ; the exhaust passage is very direct ; and the blast - orifice is 54 inches diameter , or about th of the area of cylinder .
... thoroughly protected ; the steam ways are very large , 13x2 inches , being in area about of the cylinder ; the exhaust passage is very direct ; and the blast - orifice is 54 inches diameter , or about th of the area of cylinder .
Page 6
Multiply the part of the stroke in inches during which the steam is admitted by 22 , and divide by the length of stroke in inches , and add 14 to the quotient . The sum is the required consumption in pounds .
Multiply the part of the stroke in inches during which the steam is admitted by 22 , and divide by the length of stroke in inches , and add 14 to the quotient . The sum is the required consumption in pounds .
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