Journal of the Franklin Institute, Volume 9Pergamon Press, 1845 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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Page 21
... operation would , in consequence , be to transfer the whole strain upon the upper surface of the fire - box , to the points at which they rested upon the crown . The iron of which they were made , was , as will be seen by the specimens ...
... operation would , in consequence , be to transfer the whole strain upon the upper surface of the fire - box , to the points at which they rested upon the crown . The iron of which they were made , was , as will be seen by the specimens ...
Page 69
... operation of knives attached to a cylinder ex- tending from end to end , and at about an inch from the surface thereof ; and between the knives and the cylinder there is a spring clearer , which forces the splint out as soon as it is ...
... operation of knives attached to a cylinder ex- tending from end to end , and at about an inch from the surface thereof ; and between the knives and the cylinder there is a spring clearer , which forces the splint out as soon as it is ...
Page 72
... operation generally ; but what we do claim as constituting our invention , and desire to secure by letters patent , are first , the long core , or core holder , formed , and held stationary with relation to the dies , as described ...
... operation generally ; but what we do claim as constituting our invention , and desire to secure by letters patent , are first , the long core , or core holder , formed , and held stationary with relation to the dies , as described ...
Page 88
... operation the strain of the pressure is borne by the ropes , but as the arms are brought more nearly into a vertical position , the strain is gradually shifted , as the power of the arms increase , from the ropes to the arms . " Claim ...
... operation the strain of the pressure is borne by the ropes , but as the arms are brought more nearly into a vertical position , the strain is gradually shifted , as the power of the arms increase , from the ropes to the arms . " Claim ...
Page 89
... operation is repeated . " The machine for this purpose , described in the patent , consists of a bed , or carriage , on which the hides are placed , and submitted to the action of a series of rods , or whips , working on a rod near one ...
... operation is repeated . " The machine for this purpose , described in the patent , consists of a bed , or carriage , on which the hides are placed , and submitted to the action of a series of rods , or whips , working on a rod near one ...
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acid ammonia apparatus applied arrangement atmosphere attached boiler bottom cane sugar carbonic carbonic acid carriage cast iron cause cent centre chamber Claim.-"What I claim coal color combination committee connected consists constructed copper cutter cylinder daguerreotype deposited described desire to secure dextrin diameter effect employed engine exhibited experiments explosion feet fire flue force frame FRANKLIN INSTITUTE friction furnace gases glass heat horizontal hydrogen improvement inches inclined plane invention iron joint letters patent lever liquid machine manner manufacture means metal mode molasses operation oven oxide pass Philadelphia piece pipe piston placed plate present pressure produced puddling furnace purpose quantity rails railway rollers screw secure by letters shaft side slide solution specimens steam stove substantially sugar sulphuric acid surface temperature thickness Third Premium tion tons tube upper valve velocity vertical vessel weight wheel whole wood zinc
Popular passages
Page 258 - Having now particularly described and ascertained the nature of my said invention and in what manner the same is to be performed, I declare that what I claim is (d).
Page 43 - Happy is the man that findeth wisdom, and the man that getteth understanding. For the merchandise of it is better than the merchandise of silver, and the gain thereof than fine gold.
Page 153 - Committee appointed to inquire into the merits of the atmospheric system of railway have examined the matters to them referred, and have agreed to the following Report. Your Committee have given their best attention to this interesting subject.
Page 105 - ... constructed and arranged substantially in the manner and for the purpose herein set forth.
Page 305 - Ocean, the first thing which strikes us is, that, the north-east and south-east monsoons, which are found the one on the north and the other on...
Page 371 - I claim the manner in which the bricks are received, compressed, and delivered ; but what I do claim as my invention, and which I desire to secure by letters patent, is the...
Page 266 - The Committee on Science and the Arts constituted by the Franklin Institute of the State of Pennsylvania, for the promotion of the Mechanic Arts, to whom was referred for examination a Solar Compass, invented by WM.
Page 177 - ... with the solid portion of the coal. From the chemical changes which take place in the combination of the hydrogen with oxygen, the bulk of the products is found to be to the bulk of the atmospheric air required to furnish the oxygen, as 10 is to 11.
Page 99 - Having thus fully described my invention, what I claim therein as new, and desire to secure by letters patent, is...