Journal of the Franklin Institute, Volume 80; Volume 110Franklin 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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Results 1-5 of 20
Page 60
... valve pressures that can be exactly measured . He placed under the piston a piece of gold - beater's skin , which offers an inappreciable resistance to flexure and which prevents the escape of water through the valve . In order to ...
... valve pressures that can be exactly measured . He placed under the piston a piece of gold - beater's skin , which offers an inappreciable resistance to flexure and which prevents the escape of water through the valve . In order to ...
Page 81
... valves must keep pace with the engine in its motions . A large number of valve motions are in use on the various forms of locomotive , marine and stationary engines , throughout the civilized world , and it is perhaps worth our while to ...
... valves must keep pace with the engine in its motions . A large number of valve motions are in use on the various forms of locomotive , marine and stationary engines , throughout the civilized world , and it is perhaps worth our while to ...
Page 82
... valve motion , but also affects the durability of the con- struction , by producing excessive slip in the block . Where a constant lead is desired , using different angles of advance for the two eccentrics will produce a constant lead ...
... valve motion , but also affects the durability of the con- struction , by producing excessive slip in the block . Where a constant lead is desired , using different angles of advance for the two eccentrics will produce a constant lead ...
Page 83
... valve has led engineers to devise double valve motions which will effect an early cut off of the steam , independently of the motion of the hollow of the slide valve relatively to the exhaust , To this type belong the valve motions of ...
... valve has led engineers to devise double valve motions which will effect an early cut off of the steam , independently of the motion of the hollow of the slide valve relatively to the exhaust , To this type belong the valve motions of ...
Page 84
... valve motion will be rigidly in con- nection with the crank shaft , its reciprocating parts will be so propor- tioned as to put a nearly constant pressure on the crank pin , its fly- wheel , if it has one , will be proportioned so as ...
... valve motion will be rigidly in con- nection with the crank shaft , its reciprocating parts will be so propor- tioned as to put a nearly constant pressure on the crank pin , its fly- wheel , if it has one , will be proportioned so as ...
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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