Patents for inventions. Abridgments of specifications, Volume 781871 |
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Page 986
... ports, which conduct the steam in a direction round the periphery, and to each end of a circular piston valve, both ... port for the passage of the vapour ; and the valves are at all times equally pressed in every direction by the steam ...
... ports, which conduct the steam in a direction round the periphery, and to each end of a circular piston valve, both ... port for the passage of the vapour ; and the valves are at all times equally pressed in every direction by the steam ...
Page 986
... ports , which conduct the steam in a direction round the periphery , and to each end of a circular piston valve ... port for the passage of the vapour ; and the valves are at all times equally pressed in every direction by the steam and ...
... ports , which conduct the steam in a direction round the periphery , and to each end of a circular piston valve ... port for the passage of the vapour ; and the valves are at all times equally pressed in every direction by the steam and ...
Page 993
... ports in the valve seat and two in the valve , and are so arranged that two of the ports are always open and two closed . To each of the valves two pipes are connected which communicate with the ports ; one pipe from each valve is ...
... ports in the valve seat and two in the valve , and are so arranged that two of the ports are always open and two closed . To each of the valves two pipes are connected which communicate with the ports ; one pipe from each valve is ...
Page 999
... ports forming the entrance to the steam pas- sages are such , that when the engine is on the centre the two ports are covered , and the recess in the valve stands opposite the space between the ports , and out of connection with them ...
... ports forming the entrance to the steam pas- sages are such , that when the engine is on the centre the two ports are covered , and the recess in the valve stands opposite the space between the ports , and out of connection with them ...
Page 1018
... port , and the pressure resulting on the exhaust side of the valve keeps it in contact with the surface of the face plate The cover of the slide valve may be fitted with a lid that the valve may be easily examined . 2. Two sets of ...
... port , and the pressure resulting on the exhaust side of the valve keeps it in contact with the surface of the face plate The cover of the slide valve may be fitted with a lid that the valve may be easily examined . 2. Two sets of ...
Autres éditions - Tout afficher
Patents for inventions. Abridgments of specifications, Page 78 Patent office Affichage du livre entier - 1876 |
Expressions et termes fréquents
66 Printed actuated admitted air pump annular apparatus applied arrangement attached axis axle bars blast pipe bottom carriage centre chamber chimney closed communication condenser connecting rod construction crank pin crank shaft crosshead damper Describes diaphragm disc Drawings driving wheels drum eccentric escape exhaust feed water fire fire-bars fire-box fixed float flue fluid force formed frame fuel furnace gases gauge gear grate grooves hammer heat hollow horizontal improvement consists invention consists invention relates iron joint Letters Patent lever locomotive lower end metal modifications motion motive power ordinary outer packing passage passes perforated piston rod placed plate ports pressure products of combustion propeller Provisional protection regulated revolving ring rollers rotary rotating screw side slide valve smoke box spindle spring steam boilers steam chest steam cylinder steam engines steam hammers steam pipe stroke stuffing box supply surface surface condenser transverse trunnions tubes tubular upper vertical vessel water space weight
Fréquemment cités
Page 1854 - Bangor, for Improvements in machinery and apparatus used in quarrying slate and stone, and in cutting, dressing, planing, framing, and otherwise working and treating slate and stone ; and in apparatus and wagons used for moving and conveying slate and stone, and improvements in joining, forming and connecting slate and stone.
Page 1493 - Sydenham, for a novel application of steam power for the movement of vessels or other bodies floating on, or suspended in, water, air, or other fluid, and for moving machinery, and propelling solid bodies on land.
Page 1751 - Machines or engines,' made partly of " wood and partly of iron, brass, copper, or other metal, and " constructed upon peculiar principles, capable of being " wrought or put in motion by force or power, without being ' ' drawn by horses or any other beasts or cattle...