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] |
From inside the book
Results 1-5 of 100
Page 2
It plainly appears , therefore , that with the existing arrangements of locomotives , any attempts to eke out the power of the steam - line , by prolonging the expansion materially beyond what is accomplished by an ordinary valve and ...
It plainly appears , therefore , that with the existing arrangements of locomotives , any attempts to eke out the power of the steam - line , by prolonging the expansion materially beyond what is accomplished by an ordinary valve and ...
Page 9
By a consideration of the effective mean pressures in the first table , it appears that the average rate at which it increases with the period of admission is expressed by the following rule : Rule III . — To find the effective Mean ...
By a consideration of the effective mean pressures in the first table , it appears that the average rate at which it increases with the period of admission is expressed by the following rule : Rule III . — To find the effective Mean ...
Page 47
... of which the following extracts will give the substance , which appears to be worthy of the attention of our iron manufacturers : - “ The sulphur which the iron contains rarely comes from the ore , but from the combustible employed ...
... of which the following extracts will give the substance , which appears to be worthy of the attention of our iron manufacturers : - “ The sulphur which the iron contains rarely comes from the ore , but from the combustible employed ...
Page 52
... but they being drawn on the scale of 1 - inch to 1 inch , the average of the two , when doubled , will make it in the 4 - inch scale , as the diagram above , equal to EK , K being the bottom of the keel . It appears upon the right ...
... but they being drawn on the scale of 1 - inch to 1 inch , the average of the two , when doubled , will make it in the 4 - inch scale , as the diagram above , equal to EK , K being the bottom of the keel . It appears upon the right ...
Page 60
We are afraid the alteration in this respect , which appears to be quite uncalled for , will be a source of great trouble to foreign patentees . " No British patent is to extend to foreign ships within British ports , except in the case ...
We are afraid the alteration in this respect , which appears to be quite uncalled for , will be a source of great trouble to foreign patentees . " No British patent is to extend to foreign ships within British ports , except in the case ...
What people are saying - Write a review
We haven't found any reviews in the usual places.
Other editions - View all
Common terms and phrases
acid action amount apparatus appears applied arrangement attached boiler carbon carried cast cause cent centre chamber claim closed coal colors combination connected consists construction containing cylinder described diameter direction distance effect employed engine equal experiments feet fire flues force frame furnace give given greater heat hour Improvement inches increase Institute invention iron Journal latter lead length less light lower machine manner manufacture material means mechanical metal method miles minute motion moved nature object observed obtained operation oxide pass patent pipe piston placed plate portion position pounds practical present pressure produced proportion quantity railway screw separate shown side slide space specified speed spring square steam stroke substantially surface taken tion train tubes turning valve vessel weight wheel whole York