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 60.
1. lappuse
... employed in experiments with the Siemens dynamo - electric machine , has been prepared by the writer of this article , to meet the demand for a more quiet and equally reliable instrument of this kind than is found in the well - known ...
... employed in experiments with the Siemens dynamo - electric machine , has been prepared by the writer of this article , to meet the demand for a more quiet and equally reliable instrument of this kind than is found in the well - known ...
5. lappuse
... employ pulleys 24 inches in diameter for the main pulleys , and others 8 inches in diameter for the carrier pulleys , is given by the diagram , when the length of inclined belt is taken at 36 inches . An allowance of inch has been made ...
... employ pulleys 24 inches in diameter for the main pulleys , and others 8 inches in diameter for the carrier pulleys , is given by the diagram , when the length of inclined belt is taken at 36 inches . An allowance of inch has been made ...
7. lappuse
... employed , the engine is said to be a single engine . When two or more pairs of driving wheels are used , connected by coupling rods , the engine is said to be coupled . When six coupled wheels and a swing " pony truck " in front , con ...
... employed , the engine is said to be a single engine . When two or more pairs of driving wheels are used , connected by coupling rods , the engine is said to be coupled . When six coupled wheels and a swing " pony truck " in front , con ...
22. lappuse
... employed in the United States , and had an unusual and excessively small proportion of draught area above the bridge walls , with an unusual and excessively large proportion of heating surface to grate surface , it seemed to the writer ...
... employed in the United States , and had an unusual and excessively small proportion of draught area above the bridge walls , with an unusual and excessively large proportion of heating surface to grate surface , it seemed to the writer ...
36. lappuse
... employ sili- cide of iron and manganese , which ought to have several important advantages . First , it reduces the additions to one only ; and , further , in these alloys , high in silicon , the carbon is in very small proportion ...
... employ sili- cide of iron and manganese , which ought to have several important advantages . First , it reduces the additions to one only ; and , further , in these alloys , high in silicon , the carbon is in very small proportion ...
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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