Class   322	ELECTRICITY: SINGLE GENERATOR SYSTEMS
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PORTABLY MOUNTED

2R

NONMAGNETIC-TYPE GENERATOR

2A

. (1 indent ) Electrostatic

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RECIPROCATING AND/OR OSCILLATING-TYPE GENERATOR

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WITH FLYWHEELS OR MASSIVE MOVING PARTS

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WITH GENERATOR POLARITY CONTROL

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. (1 indent ) By control of excitation

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COMBINED CONTROL OF GENERATING MEANS AND LOAD CIRCUIT

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. (1 indent ) Including load circuit-making and breaking

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PLURAL DRIVING MEANS

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WITH PHYSICAL STARTING AND/OR STOPPING OF THE GENERATOR

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. (1 indent ) Automatic in response to predetermined conditions

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. (1 indent ) Connecting and/or disconnecting generator and driving means

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. (1 indent ) Electric motor as driving means

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COMBINED CONTROL OF GENERATOR AND DRIVING MEANS

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. (1 indent ) Simultaneous control

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.. (2 indent ) Electric motor

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AUTOMATIC CONTROL OF GENERATOR OR DRIVING MEANS

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. (1 indent ) With time-delay in the response

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. (1 indent ) Antihunting or rate of change

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. (1 indent ) Power factor or phase relationships

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. (1 indent ) With line-drop compensation

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. (1 indent ) Plural conditions

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.. (2 indent ) Including an electrical condition

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... (3 indent ) Plural electrical conditions

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.... (4 indent ) Voltage and current

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. (1 indent ) Light or photosensitive control circuits

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. (1 indent ) Current output

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. (1 indent ) Voltage of generator or circuit supplied

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. (1 indent ) Speed or frequency of generator

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.. (2 indent ) Centrifugal of fly weight governor

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.. (2 indent ) Tachometer devices

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.. (2 indent ) Frequency responsive devices or networks

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. (1 indent ) Thermal conditions

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.. (2 indent ) In generator and/or driving means

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. (1 indent ) Fluid pressure including wind

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. (1 indent ) With respect to a reference or master device or quantity

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. (1 indent ) Electrical conditions in circuit other than that of generator being controlled

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DRIVING MEANS CONTROL

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. (1 indent ) Electric motor control

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POWER TRANSMITTING MECHANISM CONTROL

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. (1 indent ) Friction-type transmission

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.. (2 indent ) Belt drive

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... (3 indent ) Slip control

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GENERATOR CONTROL

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. (1 indent ) Combined diverse generator controls

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. (1 indent ) Combined permanent magnet and wound field structure

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. (1 indent ) Induction generator

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. (1 indent ) Acyclic or homopolar-type generator

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. (1 indent ) Magnetic structure

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.. (2 indent ) Magnetic shunt for field flux

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.. (2 indent ) Rotor element

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.. (2 indent ) Stator element

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. (1 indent ) Odd number of brushes (e.g., 3rd brush type)

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. (1 indent ) Adjustable current-collecting mechanism

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.. (2 indent ) Movable circumferentially

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... (3 indent ) Continuously

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. (1 indent ) With nonexciting saturating means for generator structure

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. (1 indent ) With means for suppressing, eliminating or minimizing undesired frequencies

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. (1 indent ) With excitation winding and/or circuit control

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.. (2 indent ) Substitute or auxiliary starting source of excitation

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.. (2 indent ) Alternating current excitation

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.. (2 indent ) Plural sets of poles type of generator

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.. (2 indent ) Plural excitation windings

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... (3 indent ) Differentially related

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... (3 indent ) Interpole windings

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... (3 indent ) Compensating windings

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.. (2 indent ) Series-wound generator

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.. (2 indent ) Short circuiting of field winding

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.. (2 indent ) Circuit interruption

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... (3 indent ) Continuous make and break

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.. (2 indent ) Variable length field winding

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.. (2 indent ) Control by electric space discharge

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... (3 indent ) Discharge control discharge device

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... (3 indent ) Electric arc

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.. (2 indent ) Control by circuit impedance

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... (3 indent ) Plural impedances

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.... (4 indent ) Bridge arrangements

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.... (4 indent ) Tuned or resonant

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... (3 indent ) Unidirectionally conductive

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... (3 indent ) Resistance

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.... (4 indent ) Thermally varied resistance

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.... (4 indent ) Pressure-varied resistance

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.... (4 indent ) Short-circuited

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....• (5 indent ) Continuous make and break

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....• (5 indent ) Step by step

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.. (2 indent ) Plural sources of excitation voltage

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... (3 indent ) Dynamoelectric source

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... (3 indent ) Battery source

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. (1 indent ) With armature or primary circuit control

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.. (2 indent ) Plural armature circuits or windings

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.. (2 indent ) Short-circuiting of windings

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... (3 indent ) By auxiliary brushes diametrically opposed or 180 electrical degrees apart

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.. (2 indent ) Tapped or sectionalized

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.. (2 indent ) Circuit-making and/or breaking

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.. (2 indent ) By armature circuit impedance

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... (3 indent ) Plural impedances

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... (3 indent ) Resistance control

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.... (4 indent ) In circuit across brushes or in shunt to generator

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WITH SIGNALS, INDICATORS, RECORDERS, TESTING, ETC.

100

MISCELLANEOUS

	FOREIGN ART COLLECTIONS

FOR000

CLASS-RELATED FOREIGN DOCUMENTS

	DIGESTS

DIG2

GENERATOR FIELD CURRENT-RESPONSIVE SYSTEMS

DIG5

HALL EFFECTS ELEMENTS

DIG6

RIPPLE SENSITIVE

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