The London Journal of Arts and Sciences, Volume 5Sherwood, Neely, and Jones, 1823 Containing reports of all new patents, with a description of their respective principles and properties: also, original communications on subjects connected with science and philosophy; particularly such as embrace the most recent inventions and dicoveries in practical mechanics. |
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anchor apparatus applied attached axle ball bars boiler bolts bottom carbon carbonic acid carriage centre City of London cloth coal gas colour communicated condenser conductors conj connected construction copper County of Middlesex cutter cylinder described diameter earth Ecliptic effect Electrical Conductors employed engine expence feet fire fluid formed furnace gravity heat improvement inches inclined plane intended invention iron JOSEPH EGG Journal of Arts lever London Journal Lower Edmonton machine machinery magnetic mast means ment metal method Middlesex mode months for inrolment moon motion mould observations oil gas paper pass patent piece pipe piston pivots plate present produced proposed pulley purpose quantity rail ratchet-wheel render revolving rollers round screw Sealed shaft shewn ships side sliding Society specific gravity splint steam steam-engine straw substance surface tappet tides tion tube valve vessel weight wheel wire
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Page 175 - I do hereby declare this to be my specification of the same, and that I do verily believe this my said specification doth comply in all...
Page 221 - Boil one pound of good flour, a quarter of a pound of brown sugar, and a little salt, in two gallons of water for...
Page 257 - ... to which the valve has been adjusted, but is superior to it, by which it is enabled to overpower the resistance of the weight t, and it carries the valve up with it, and closes the orifice r. This is no sooner done than the water is constrained to become stationary again, by which the momentum is lost, and the valve and weight once more become superior, and fall...
Page 33 - Persons claiming any Right Title or Interest in Law or Equity of in or to the said Lease...
Page 257 - ... by means of which the valve is kept down and open ; any water therefore that is in the cistern o will flow down the pipe...
Page 33 - ... other Person and Persons to whom like Letters Patent or Privileges have been already granted as aforesaid, shall distinctly use and practise their several Inventions by them invented and found out, according to the true Intent and Meaning of the same respective Letters Patent and of these Presents : Provided likewise nevertheless, and these Our Letters Patent are upon this express Condition, [that if the said shall not particularly describe...
Page 323 - It exhibited very powerful effects; for upon being brought into contact, a change was produced, at the distance of five feet, in the direction of compass needles. Steel bars enclosed in glass cylinders, with wire wound spirally round them, were rendered magnetic, and several of them suspended together. The electric intensity of the apparatus is very slight. A paper was read at the same meeting, on the condensation of several gases into liquids ; by Mr. Faraday, Chemical Assistant in the Royal Institution....
Page 256 - The water-ram, or btller hydraulique, as it was called by its inventor, M. Montgolfier, of Paris, is a highly useful and simple machine, for the purpose of raising water, without the expenditure or aid of any other force than that which is produced by the momentum or moving force of a part of the water that is to be raised ; and is one of the most simple and truly philosophical machines that hydraulics can boast. The...
Page 39 - ... steel. The large iron bar was first hammered in a vertical position. It was then laid on the ground, with its acquired south pole towards the south ; and upon this end of it the large steel bars were rested while they were hammered ; and they were also hammered upon each other.
Page 258 - ... to any considerable height, for the comparative quantity of water discharged through x, and permitted to run to waste at r, must always depend upon the respective perpendicular heights of the pressing column...