Electricity: electrical systems and devices

SECTION I - CLASS DEFINITION

STATEMENT OF GENERAL SUBJECT MATTER OF CLASS

This is the residual class for:

A. Systems or devices which provide safety and protection for other systems and devices.

B. Control circuits for electromagnetic devices.

C. Control circuits for nonelectromagnetic-type relays.

D. Systems or devices which discharge, or prevent the accumulation of electrical charge on or in an object or material.

E. Circuits for charging objects or materials.

F. Systems for generating or conducting an electric charge.

G. Systems which process electrical speed signals.

H. Circuits for reversing the polarity of an electric circuit.

I. Systems which cause the ignition of a fuel or an explosive charge.

J. Systems and processes for demagnetizing a magnetic field.

K. Transformers and inductors with integral switch, capacitor or lock.

L. Electrostatic capacitors, per se.

M. Housings and mounting assemblies with plural diverse electrical components.