Abstract:
A grid for producing an electrostatic field of high intensity, capable of employing, for the purpose, alternating current in a range from 40,000 volts to 100,000 volts or more without arcing or rapid deterioration of the grid.
Abstract:
Flock distributing apparatus of the kind which comprises an elongate receptacle for flock, said receptacle having a foraminous bottom, an elongate rotary agitator within and extending longitudinally of the receptacle and which is operative to cause flock fiber to sift down through the bottom of the receptacle, and with further provision of means operative to drop flock down onto the rotary agitator at definitely spaced points lengthwise of the latter.