US PATENT SUBCLASS 331 / 113 S-- .~.~.~.~ Converter using silicon control rectifiers

US PATENT SUBCLASS 331 / 113 S
.~.~.~.~ Converter using silicon control rectifiers

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999 Terms of Use

331 /	HD	OSCILLATORS

107 R	DF	SOLID STATE ACTIVE ELEMENT OSCILLATOR {6}
108 R	DF	.~ Transistors {11}
111	DF	.~.~ Relaxation oscillator {2}
113 R	DF	.~.~.~ Multivibrator type {2}
113 S		.~.~.~.~ Converter using silicon control rectifiers

Unofficial Alpha Subclasses: R A S

DEFINITION

Classification: 331/113

(under subclass 111) Oscillators which comprise a symmetrical arrangement of a two-stage resistance coupled transistor amplifier in which the output of each stage supplies input to the other stage.

SEE OR SEARCH THIS CLASS, SUBCLASS:

144+, for a stable or free running multivibrators in general.

SEE OR SEARCH CLASS

307, Electrical Transmission or Interconnection Systems,

401+, for miscellaneous multivibrators of the nonfree-running type employing active elements of ferromagnetic or ferroelectric type.

327, Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems, 185+, for miscellaneous stable state circuits (e.g., bistable multivibrator).