 | Science - 1826 - 446 pages
...in barometers, are made to communicate internally, with each other, and with a gum elastic bag, (G) by means of a brass tube and two sockets of the same...At the lower end of this tube, a small copper rod (R) enters through a collar of feathers. The tubes are placed vertically, in grooves, against ail upright... | |
 | Perry Fairfax Nursey - Industrial arts - 1827 - 588 pages
...barometers, arc Tnade to communicate internally, with each other, and with a film elastic bag-, G, by means of a brass tube, and two sockets of the same...opening into, that which connects them. At the lower cud of this tul^ a small copper rod, R, enters through a collar of leathers. The tubes are placed vertically,... | |
 | Luke Herbert - Industrial arts - 1827 - 524 pages
...in barometers, are made to communicate internally, with each other, and with a gum elastic bag, (G) by means of a brass tube and two sockets of the same...the glass tubes, there is a tube at right angles to an opening, into that which connects them. At the lower end of this tube, a small copper rod (R) enters... | |
 | Industrial arts - 1827 - 600 pages
...in barometers, are made to communicate internally, with each other, and with a gum elastic bag, G, by means of a brass tube, and two sockets of the same...terminates in a cock, to which the neck of the bag is tied. Between_the cock and the glass tubes, there is a tube at right angles to and opening into, that which... | |
 | Robert Hare - Chemistry - 1828 - 418 pages
...employed in barometers, are made to communicate internally, with each other, and with a syringe, R, by means of a brass tube and two sockets of the same...The brass tube terminates in a cock, to which the syringe is screwed. The tubes are placed vertically, in grooves, against an upright strip of wood,... | |
 | Physics - 1828 - 524 pages
...usually employed in barometers, are made to communicate internally with each other, and with a syringe R, by means of a brass tube and two sockets of the same...The brass tube terminates in a cock, to which the syringe is screwed. The tubes are placed vertically, in grooves, against an upright strip of wood,... | |
 | Luke Hebert - Industrial arts - 1835 - 816 pages
...employed in barometers, are made to communicate internally with each other, and with a gum elastic bag G, by means of a brass tube, and two sockets of the same...severally inserted. The brass tube terminates in a cock, in which the neck of the bag is tied. Between the cock and the glass tubes there is a tube at right... | |
 | Luke Hebert - Industrial arts - 1836 - 814 pages
...employed in barometers, are made to communicate internally with each other, and with a gum elastic bag G, by means of a brass tube, and two sockets of the same...severally inserted. The brass tube terminates in a cock, in which the neck of the bag is tied. Between the cock and the glass tubes there is a tube ut right... | |
 | Meteorology - 1844 - 950 pages
...in barometers, are made to communicate internally with each other, and wiih a. gum elastic bag, G, by means of a brass tube and two sockets of the same...into which they are severally inserted. The brass tut' terminates in a cock, to which the neck of the bag is tied. Between the cock and the glass tubes,... | |
 | Luke Hebert - Industrial arts - 1849 - 850 pages
...internally with each »""' and with a gum elastic bag G, by means of a brass tube, and two sockets : the same metal, into which they are severally inserted. The brass tube W"^ nates in a cock, in which the neck of the bag is tied. Between the cock s^ the glass tubes there... | |
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... to the principle, that when columns of different liquids are elevated by the same pressure, their heights must be inversely as their gravities. Two glass tubes, of the size and bore usually employed in barometers, are made to communicate internally... 