Who invented the screw propeller?: were the patented propellers of Francis Pettit Smith (formerly farmer at Hendon, Middlesex) in every respect direct plagiarisms? Being a statement of facts ...R. Griffin, 1858 - 85 pàgines |
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Who Invented the Screw Propeller?: Were the Patented Propellers of Francis ... Nicol James Previsualització no disponible - 2013 |
Who Invented the Screw Propeller?: Were the Patented Propellers of Francis ... Previsualització no disponible - 2015 |
Who Invented the Screw Propeller?: Were the Patented Propellers of Francis ... James Nicol Previsualització no disponible - 2016 |
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Admiralty adopted Andrew Smith Andrew Waddell appliances applied Archimedes Assigns Bourne Bourne's chain band Charles Wollaston common paddle constructed coöperation crank paddles dead wood declaration Dick double-threaded screw Drawings annexed enrolled exhibited experimental experiments F. P. Smith F. P. Smith's patent F. P. Smith's specification facts farmer at Hendon farther favour fitted Francis Pettit Smith George Rennie granted half-turn hereby improved propeller inventor Irvine invention Irvine model Joint Stock knowledge labour learned length Letters Patent Licences London Mechanics M'Cririck machinery mechanical resources medes merit mode of gearing model boat narrative obtained opinion Patent Office pellers performed Person or Persons placed position practical introduction Propeller for Steam propulsion proved pullies and band Rattler recess or open respects rope rudder screw propeller scull Seal Ship Propeller Company shown in Fig single thread Sir John Barrow Society of Arts Steadman stuffing box tion tons burthen Treatise universal joint
Passatges populars
Pàgina 83 - And be it further enacted, that this act shall be deemed and taken to be a public act, and shall be judicially taken notice of as such by all judges, justices, and others, without being specially pleaded.
Pàgina 4 - I hereby claim as my invention, the said process or method of manufacturing shear steel; and such my invention, being to the best of my knowledge and belief, entirely new, and never before used within that part of his said majesty's United Kingdom of Great Britain and Ireland, called England, his said dominion of Wales or Town of Berwick upon Tweed.
Pàgina 3 - To all to whom these presents shall come, &c. &c. — Now know ye, that in compliance with the said proviso, I, the said Charles Sanderson, do hereby declare, the nature of my said invention.
Pàgina 76 - Patents, according to the statute in such case made and provided. In which said Letters...
Pàgina 57 - sort of screw or ' worm,' made to revolve rapidly under water in a recess or open space formed in that part of the after part of the vessel commonly called the dead rising or dead wood of the stern," ' was also at work with his invention, and, in the following year, put it into practical operation.
Pàgina 82 - Bank hath been or be now or shall hereafter be composed of all or of some of the persons who were the original members thereof, or of all or some of those persons together with some other person or persons, or whether the said Union Bank be at the time of passing this act composed altogether of persons who were not original members...
Pàgina 22 - Her cost was ten thousand five hundred pounds. She was built under the persuasion that her performance would be considered satisfactory if a speed was attained of four or five knots an hour, and that in such an event the invention would be immediately adopted for the service of the navy. Nearly twice that speed was actually obtained. After various trials on the Thames and at Sheerness, the "Archimedes," on the 15th of May, 1839, proceeded to sea.
Pàgina 78 - Parliament, may it therefore please Your Majesty that it may be enacted; and be it enacted by The King's Most Excellent Majesty, by and with the Advice and Consent of the Lords Spiritual and Temporal, and Commons, in this present Parliament assembled, and by the Authority of the same...
Pàgina 21 - These favourable impressions reached the Admiralty, and produced a visible effect there. In March, 1838, the Lords of the Admiralty requested Mr Smith to have the vessel tried under their inspection. Two trials were accordingly made, which were considered satisfactory; and thenceforth the adoption of the propeller for the Naval Service was deemed not an improbable contingency.
Pàgina 69 - Since the enrolment of my specification," he says, "I find that the deadwood, or run of the vessel, is the only place in which the said propeller can be advantageously placed, and that a screw of one turn, or two half turns, as a propeller, will be sufficient for every purpose.