London Journal of Arts and Sceinces: And Repertory of Patent Inventions, Bind 11William Newton, Charles Frederick Partington W. Newton, 1826 |
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Side 12
... hole in the lock plate , and arrests the main spring so as to prevent it from acting until pressed upon at the other extremity by the left hand , when the main spring being released , allows the piece to be discharged , by pulling the ...
... hole in the lock plate , and arrests the main spring so as to prevent it from acting until pressed upon at the other extremity by the left hand , when the main spring being released , allows the piece to be discharged , by pulling the ...
Side 13
... hole , d , is opened in the guard plate for the peg to pass through . The fifth contrivance is a staple locking behind the trigger , which is released by pressing with the fingers of the left hand against a knob or button , a , that ...
... hole , d , is opened in the guard plate for the peg to pass through . The fifth contrivance is a staple locking behind the trigger , which is released by pressing with the fingers of the left hand against a knob or button , a , that ...
Side 15
... holes into the top plate of the vessel , e , their upper ends being open , and their lower ends closed . Across the mouths of all these tabes , a pipe , g , extends , which receives water from a forcing pump , and delivers it in jets ...
... holes into the top plate of the vessel , e , their upper ends being open , and their lower ends closed . Across the mouths of all these tabes , a pipe , g , extends , which receives water from a forcing pump , and delivers it in jets ...
Side 17
... holes ; b , b , is the discharge part affixed to the socket by screwing in or otherwise ; c , is a hollow tube sliding within the discharge part of the cock b , b , having perforations round it to allow the liquid to pass into the tube ...
... holes ; b , b , is the discharge part affixed to the socket by screwing in or otherwise ; c , is a hollow tube sliding within the discharge part of the cock b , b , having perforations round it to allow the liquid to pass into the tube ...
Side 19
... holes and tunnels . When these precautionary measures are adopted , a less thickness of burnt bricks for the top coating is requisite , and the clamp may be covered with rubbish , which will effectually exclude rain . Thus the bricks ...
... holes and tunnels . When these precautionary measures are adopted , a less thickness of burnt bricks for the top coating is requisite , and the clamp may be covered with rubbish , which will effectually exclude rain . Thus the bricks ...
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Almindelige termer og sætninger
acid actuated aperture apparatus applied attached axle beam bevelled bobbin boiler bolt bottom bricks carriage City of London cloth cock colour conj construction contrivance County of Middlesex cylinder described Ditto-ditto double stars drawing rollers dry rot Ecliptic effect employed fabric flax frame friction front frustrums gig barrels groove heat holes improvements inches inclined plane Inrolled invention iron lever liquor London loom lower machine machinery manufacture mast materials means Medal metal method Middlesex mode months motion mould observations OD in conj operation ordinary paddles Paris pass patentee piece pinion pipe piston placed plate pressure prevent printing roller produce propelling proposed pump purpose pusher rail rain revolve rotatory Rotherhithe round screw Sealed shaft shewn side sliding stars steam engine surface tion toothed wheel troy pound tube turn upper valve vessel weft wool
Populære passager
Side 96 - Guernsey; for improvements in the construction of horse and carriage ways of streets, turnpike and other roads, and an improvement or addition to wheels to be used thereon.
Side 56 - LANZI'S History of Painting In Italy, from the Period of the Revival of the Fine Arts to the End of the iSth Century.
Side 304 - London, merchant, in consequence of a communication made to him by a certain foreigner residing abroad, for an invention of " certain improvements in boilers for generating steam.
Side 312 - I make the compound, or compounds, with which I unite or combine the said substances, as follows. (No. 1.) I take two pounds of caoutchouc, dissolved in one gallon of equal parts of oil of turpentine and highly rectified coal-tar oil, six ounces of black resin, two pounds of strong glue size, and one pound of ochre, powdered pumice, or whiting, and mix the whole together ; or (No.
Side 379 - ... 12th December 1839. 35. To CHARLES DOD of 21 Craven Street, Strand, in the county of Middlesex, gentleman, in consequence of a communication made to him by a certain foreigner residing abroad, for an invention of " certain improvements in the construction of railways and tram-roads, and in the carriages to be used thereon and otherwise.
Side 331 - I have now accomplished one-third of the labour, and have found 1000 double stars of the first four classes, among which 800 are new, and of these nearly 300 are of the first class.
Side 54 - Middlesex, gentleman, in consequence of communications made to him by a certain foreigner residing abroad, for an invention of a cement for building and other purposes — 7th December — 6 months.
Side 334 - Middlesex, chemist, for his invention of a certain new composition or compositions to be used for the purpose of washing in sea and other water —May 8th— 6 months.
Side 159 - Fortunately science, like that nature to which it belongs, is neither limited by time nor by space. It belongs to the world, and is of no country and no age.
Side 266 - In some of these experiments, a pressure of 1600 pounds to the square inch has been used with perfect safety, and was found to project musket balls of the same weight and distance one quarter farther into the target than the strongest gunpowder. Mr Perkins has made another very curious discovery in experimenting on high steam, namely, that temperature does not always show the true power of the steam, although the steam is in contact with the water from which it is generated ; but we cannot be so...