Journal of the Franklin Institute, Volume 16Pergamon Press, 1835 Vols. 1-69 include more or less complete patent reports of the U. S. Patent Office for years 1825-59. |
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Alloy anthracite coal apparatus applied April 22 arrangement attached axis boat boiler bottom brick carriage cast cast-iron cement centre claim colour committee concave construction copal copper cupel cylinder December 23 deflection depth described diameter drawing edge effect elastic engine experiments February 20 feet flue frame Franklin Institute friction furnace groove gudgeons heat horizontal horse improvement inches invention iron January 16 Kennebec county lead length lever lower machine machinery manner manufacture March 25 means metal meteors mill mode motion moulds nail neutral axis observed obtained operation oxide pass patent Pennsylvania Philadelphia piece pipe placed plane plate present principle produced pump purpose quantity rail revolving rollers screw shaft side slide specification steam stone stove substance surface teeth thickness Thrashing tion tons tub wheel tube upper vessel weight wheel wood XVI.-No York zodiacal light
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Page 261 - Be it known that I, John Fitch, of Philadelphia, in the county of Philadelphia, the State of Pennsylvania, have invented a new and improved mode of preventing steam-boilers from bursting, and I do hereby declare that the following is a full and exact description thereof, reference being had to the accompanying drawings, and to the letters of reference marked thereon.
Page 79 - 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 — "An improved Axle box," invented by Robert McWilliams and assigned to Samuel W.
Page 110 - Lowe, do hereby declare the nature of my said invention, and the manner in which the same is to be performed, are fully described, and ascertained in and by the following statement thereof, reference being had to the drawing hereto annexed, and to the figures and letters marked thereon...
Page 336 - ... described and ascertained in and by the following description thereof, reference being had to the drawings hereunto annexed, and to the figures and letters marked thereon, (that is to say...
Page 31 - It is drawn by a horse immediately after the plough, pressing two furrows at once, and going twice over each furrow.
Page 106 - Now know ye, that in compliance with the said proviso, I, the said Joshua Taylor Beale, do hereby declare the nature of my said invention, and the manner in which...
Page 315 - The apparatus here patented is made in various forms, dependent upon the part of the body to which it is to be applied...
Page 109 - I lay no claim to any of the materials separately, and it will be evident that the means of carrying the same into effect may be varied to suit the particular object to which the invention is to be applied. But I would have it understood that what I claim, is the impregnating timber of various descriptions with a metallic solution (such as I have described) whereby such timber may be preserved.
Page 165 - It is admitted that the subject is not wholly free from difficulties; but, upon most deliberate consideration, we are all of opinion that the true construction of the act is that the first inventor cannot acquire a good title to a patent, if he suffers the thing invented to go into public use, or to be publicly sold for use, before he makes application for a patent.
Page 2 - Some of those questions were stated in circulars issued by the joint committee of the American Philosophical Society and the Franklin Institute : What are the phases of the great storms of rain and snow that...