vidually, the workman swing-ing them to and fro in the quenching bath, so as to insureuniform cooling and uniform hardness. After coming out of the oil bath, the magnets arecleansed of oil in sawdust. Next, they are subjected toa preliminary bumping test, in order to show up anypossible cracks or… … 1—Plain bars of uteri from which mar/net is fot med.2—Semi-circular holes punched, to allow projectionof rotor. 3- Magnet formed in gage for height.4—Magnet formed in gage for hole si:e. 5—Mag-net formed in gage tor distance between outsideof poles. 6—Magnet formed in gage for distancebetween…
Automobiles · Aeronautics
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