 | Tyson Sewell - 1902 - 422 стор.
...of using it for the measurement of current strength and emf will be treated in a subsequent chapter. The inside polar faces of the magnet are surfaced...limbs of the magnet. To these pole pieces a second gun metal casting is screwed, which forms a support for a soft iron cylinder \ in. diameter inside... | |
 | Tyson Sewell - 1902 - 426 стор.
...up so as to come closely into contact with wrought-iron pole pieces which are bored out to about 1 in. diameter, and fixed rigidly in their place with...limbs of the magnet. To these pole pieces a second gun metal casting is screwed, which forms a support for a soft iron cylinder \ in. diameter inside... | |
 | Tyson Sewell - 1903 - 590 стор.
...the case by simply taking out one screw which holds the gun-metal casting in its place. Fig. 45The inside polar faces of the magnet are surfaced up so...screwed, which forms a support for a soft iron cylinder \ in. diameter inside the boredout pole pieces, and also a support for the scale. The soft iron cylinder... | |
 | Sidney Aylmer-Small - 1908 - 1010 стор.
...such as on switchboards ; they are of the magnetic vane type. The Weston instruments are D'Arsonval galvanometers. Fig. 148 shows an instrument with the...screwed, which forms a support for a soft iron cylinder £4 in- diameter inside the bored out pole pieces, and also a support for the scale. The soft iron... | |
 | Sidney Aylmer-Small - 1908 - 952 стор.
...of the working part is built up on this magnet independent of the case, so that the movement can te removed bodily from the case by simply taking out...screwed, which forms a support for a soft iron cylinder $$ in. diameter inside the bored out pole pieces, and also a support for the scale. The soft iron cylinder... | |
 | Calvin Franklin Swingle - 1909 - 742 стор.
...out one screw which holds the gun-metal casting in place. Fig. 356. Interior of Weston Instrument. The inside polar faces of the magnet are surfaced...wrought-iron pole pieces which are bored out to about 1 in. diameter, and fixed rigidly in their place with screws passing through the limbs of the magnet.... | |
 | Calvin Franklin Swingle - 1911 - 392 стор.
...up so as to come closely into contact with wrought-iron pole pieces which are bored out to about 1 in. diameter, and fixed rigidly in their place with...screwed, which forms a support for a soft iron cylinder % in. diameter inside the bored out pole pieces, and also a support for the scale. The soft iron cylinder... | |
 | 1915 - 902 стор.
...up so as to come closely into contact with wrought-iron pole pieces which are bored out to about 1 in. diameter, and fixed rigidly in their place with...screwed, which forms a support for a soft iron cylinder Y^ in. diameter inside the bored out pole pieces, and also a support for the scale. The soft iron cylinder... | |
| |
... in- diameter inside the bored out pole pieces, and also a support for the scale. The soft iron cylinder fills up most of the space between the pole pieces, allowing an air space at either side of ]/& in., and in this space a fairly strong, uniform,... 