The Mechanics' Magazine, Museum, Register, Journal, and Gazette, Том 15M. Salmon, 1849 |
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Стр. 3
... less than the weight of hull and lading , & c . , included in the same part of the ship . This deficiency of buoyancy at the ex- tremities cannot be obviated , except by adopting an entirely different plan of construction in our men ...
... less than the weight of hull and lading , & c . , included in the same part of the ship . This deficiency of buoyancy at the ex- tremities cannot be obviated , except by adopting an entirely different plan of construction in our men ...
Стр. 26
... less expense . First Branch . Mr. Urwin observes that , " in the ordinary condensing or low - pressure steam engine , the motion of the piston is produced either by steam of low pres- sure ( say from five to ten lbs . per square inch ) ...
... less expense . First Branch . Mr. Urwin observes that , " in the ordinary condensing or low - pressure steam engine , the motion of the piston is produced either by steam of low pres- sure ( say from five to ten lbs . per square inch ) ...
Стр. 29
... less range to the springs of the valve- boxes , EE , which will necessarily cause a larger portion of steam to be left in the cylinder on the exhaust side of the piston at each stroke . " [ The Second Branch of Mr. Urwin's improvements ...
... less range to the springs of the valve- boxes , EE , which will necessarily cause a larger portion of steam to be left in the cylinder on the exhaust side of the piston at each stroke . " [ The Second Branch of Mr. Urwin's improvements ...
Стр. 35
... less is it stated how any exact point may be attained . This , however , I did de- scribe . Further , with such apparatus as is there mentioned ( Hebert's " Re- gister , " vol . ii . , pp . 32 , 267 ) , it would be impossible to effect ...
... less is it stated how any exact point may be attained . This , however , I did de- scribe . Further , with such apparatus as is there mentioned ( Hebert's " Re- gister , " vol . ii . , pp . 32 , 267 ) , it would be impossible to effect ...
Стр. 37
... less subject to change of form and consequent leakage than heretofore . The manner in which he effects this is novel and ingenious . His description of it is as follows : - Fig . 1 is a sectional elevation of so much of a steam engine ...
... less subject to change of form and consequent leakage than heretofore . The manner in which he effects this is novel and ingenious . His description of it is as follows : - Fig . 1 is a sectional elevation of so much of a steam engine ...
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acid angle apparatus application arrangement Articles of Utility attached Attorney-General axle Birmingham boiler bottom carbonic acid carriage cause caveat centre chains claim coke combination connected consists construction curve cylinder described diameter disc driving bands effect employed ENGLISH PATENTS engravings fabrics feet fibrous flax frame furnace given glass Gutta Percha heat improvements inches invention iron JAMES COCKLE John length letters patent lever London Lord Advocate Lord Chancellor machine machinery manufacture material means ments Messrs metal method mode motion mould obtained Office oven pass Patent dated piece pipe piston placed plate present pressure Privy Seal produced provements pump purpose quantity railway ratus revolving rollers Samuel Bentham Scotland screw shaft ship side six months Smethwick solution specification steam engines supply surface Tessarine thereby tion tube valve vessel WEEKLY LIST weight wheel William wire
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Стр. 214 - Lordship then reserved leave to the defendant to move to enter the verdict for him if the Court above should be of opinion that the combination of the
Стр. 368 - Like leaves on trees the race of man is found, Now green in youth, now withering on the ground; Another race the following spring supplies; They fall successive, and successive rise: So generations in their course decay; So flourish these, when those are pass'd away.
Стр. 246 - America, but know that we are alive, that two and two make four, and that the sum of any two sides of a triangle is greater than the third side.
Стр. 395 - ... prove of a nature adverse to notions he may have previously formed for himself, or taken up, without examination, on the credit of others. Such an effort is, in fact, a commencement of that intellectual discipline which forms one of the most important ends of all science. It is the first movement of approach...
Стр. 27 - It is better, on this account, in graduating the bottle, to make two scratches as represented in the drawing, one at the top and the other at the bottom of the curve : this prevents any future mistake.
Стр. 397 - Venus a pea, on a circle of 284 feet in diameter; the earth also a pea, on a circle of 430 feet; Mars a rather large pin's head, on a circle of 654 feet; the asteroids, grains of sand, in orbits of from 1000 to 1200 feet; Jupiter a moderate-sized orange, in a circle nearly half a mile across...
Стр. 206 - Man [colonies to be mentioned, if any], and amongst all and every the subjects of us, our heirs and successors, whatsoever and wheresoever, notwithstanding the not full and certain describing the nature or quality of the said invention, or of the materials thereunto conducing and belonging.
Стр. 566 - It is the opinion of the Lords Commissioners of the Admiralty, that it would be to the honour and advantage of the Navy, and conduce to the general interests of science, if new facilities and encouragement were given to the collection of information upon • scientific subjects by the officers, and more particularly by the medical officers, of Her Majesty's Navy, when upon foreign service...
Стр. 527 - Surveyor, for Certain improvements in grates or grids, applicable to sewers, drains, and other similar purposes.
Стр. 397 - Uranus a full-sized cherry, or small plum, upon the circumference of a circle more than a mile and a half in diameter. As to getting correct notions on this subject by drawing circles on paper, or, still worse, from those very childish toys called orreries, it is out of the question.