Journal of the Franklin Institute, 80. sējums;110. sējumsFranklin Institute, 1880 Vols. 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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1.–5. rezultāts no 70.
7. lappuse
... ordinary driving wheels of passenger engines in this country do not exceed 53 feet , and two pair coupled together , are used . For fast speeds , with coupled driving wheels , as in ordinary use , the momentum of the parallel rods which ...
... ordinary driving wheels of passenger engines in this country do not exceed 53 feet , and two pair coupled together , are used . For fast speeds , with coupled driving wheels , as in ordinary use , the momentum of the parallel rods which ...
9. lappuse
... ordinary locomotive with small and coupled driving wheels , the greatest speed of the piston reaches sometimes about 1200 feet per minute with a 2 foot stroke and 5 feet diameter driving wheels , giving about fifty - nine miles per hour ...
... ordinary locomotive with small and coupled driving wheels , the greatest speed of the piston reaches sometimes about 1200 feet per minute with a 2 foot stroke and 5 feet diameter driving wheels , giving about fifty - nine miles per hour ...
10. lappuse
... ordinary road , which cor- responds to about 258 revolutions , or a piston speed of 1034 feet per minute , and a mean effective pressure of about 35 pounds per square inch , the tractive power exerted will be 182 × 24 X 35 78 = 3489 ...
... ordinary road , which cor- responds to about 258 revolutions , or a piston speed of 1034 feet per minute , and a mean effective pressure of about 35 pounds per square inch , the tractive power exerted will be 182 × 24 X 35 78 = 3489 ...
31. lappuse
... ordinary marine boilers during much longer experiments , with poorer proportions for economy of fuel , and not better coal , the rate of combustion per hour per square foot of heating surface being about the same . Here is a loss of ...
... ordinary marine boilers during much longer experiments , with poorer proportions for economy of fuel , and not better coal , the rate of combustion per hour per square foot of heating surface being about the same . Here is a loss of ...
32. lappuse
... ordinary practice . During the many experiments on boiler vaporization made or inves- tigated by the writer an inferior result was always found with boilers of the same type , having the same proportions of heating to grate sur- face ...
... ordinary practice . During the many experiments on boiler vaporization made or inves- tigated by the writer an inferior result was always found with boilers of the same type , having the same proportions of heating to grate sur- face ...
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acid Anthracite apparatus battery bobbin boiler bone oil carbon carbonic acid cent chamber coal gas combustion compression constructed containing cubic cylinder diameter dimensions drawing-roller dy dz dynamo-electric effect elastic elastic limit electric light employed experiments feet fibres Franklin Institute furnace gases gills give heating surface horizontal horse-power hour increase ingot iron jute length locomotive machine magnet manganese matter means mechanical ment metal metric metric system miles miles per hour millimetre minute motion nuts obtained ordinary oxide oxygen paraffine Patents Perkins Engine phosphorus pins piston placed plate pound of coal pounds per square practical pressure produced proportion quantity Rendus resistance revolutions per minute rollers screws selenium shaft shell side silica slag sliver speed square inch steam dome steam engine steel strain Sulphur temperature tion tons tubes valve vaporized velocity vertical vessel weight wheels wire