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| Patent # | Description |
|---|---|
| US-4,060,801 |
Method and apparatus for non-scan matrix addressing of bar displays A method for the non-scanned matrix addressing of bar displays, particularly of the liquid crystal type, for driving all "on" elements of the display to full... |
| US-4,060,800 |
Fire alarm device Fire alarm device disposed within a booth having a door, the fire alarm device being operable only when the door of the booth is closed by the person operating... |
| US-4,060,799 |
Two-speed resolver employing differential reduction techniques A two-speed resolver system wherein the rotor of a fine brushless resolver which is directly connected to the shaft to be instrumented is connected to the rotor... |
| US-4,060,798 |
Method for increasing the critical velocity of magnetic bubble
propagation in magnetic materials The critical velocity at which magnetic bubbles can propagate within a matic material is increased by establishing an easy axis of magnetization within the... |
| US-4,060,797 |
Serial digital bit stream code detector A code detector for detecting the presence or absence of particular binary digital signalling codes in the digital bit stream from extension telephones of a... |
| US-4,060,796 |
Semiconductor memory device A semiconductor memory device provided with one transferring electrode, one gate electrode and one diode of a charge coupled device is produced by a process with... |
| US-4,060,795 |
Scanning system A scanning system is disclosed in which a multiplicity of points arranged in matrix are scanned column by column in accordance with the commands issued from a... |
| US-4,060,794 |
Apparatus and method for generating timing signals for latched type
memories Apparatus and a method for generating timing signals to be utilized in latched type memories only when the address signals are valid. A CAS signal is generated... |
| US-4,060,793 |
Excessive sink rate warning system for aircraft In an aircraft ground proximity warning system that compares the rate of descent of an aircraft with its altitude above the terrain and in response thereto... |
| US-4,060,792 |
Hard clipped beam former A cylindrical array of radiating elements or sonar transducers each of which is coupled by a clipping circuit to a multiply tapped shift register for imparting... |
| US-4,060,791 |
Imaging system An energy imaging system providing high resolution at the center of the field of view and reduced resolution as a function of the distance away from the center. |
| US-4,060,790 |
Method of detecting the presence of an enemy submarine 1. The method of detecting the presence of an enemy submarine within a gi body of water without revealing the position of a listening vessel outside said body... |
| US-4,060,789 |
Multiple slide resistor A multiple slide resistor suitable for use as a tandem resistor in a stereo system is disclosed. The slide resistor comprises a housing having a slide slot in... |
| US-4,060,788 |
Potentiometer A resistor having a high resistance and a resistor having a low resistance are arranged in parallel to each other in side by side relation. A pair of input... |
| US-4,060,787 |
Thermal switch A thermal switch having a tubular metal casing within which a fusible pellet normally holds an axially slidable electrical contact disk in contact with an... |
| US-4,060,786 |
Electric fuse with sealed indicator A current-limiting power fuse has an indicator mechanism which includes a conductive support cup mounted on one terminal cap and containing an indicator button... |
| US-4,060,785 |
Enclosing structure for a high voltage electric fuse An enclosing structure for an electric fuse having a fusible element disposed within a tubular casing of insulating material and interconnected at its ends with... |
| US-4,060,784 |
Electrical inductive apparatus An electrical winding for electrical inductive apparatus such as a transformer or electrical reactor having at least one winding formed of non-magnetic,... |
| US-4,060,783 |
Magnetic circuit and method of making A low cost magnetic circuit and method of making the same are disclosed. The magnetic circuit comprises an integral magnetic core having at least four legs in a... |
| US-4,060,782 |
Integrated type switching device A switching device is provided which is of a highly integrated structure and particularly adapted for a matrix arrangement of switch elements. The structure... |
| US-4,060,781 |
Waveguide switch A simplified waveguide switch is disclosed having a rotatable quarter wave plate for generating selected amounts of right hand and left-hand circular polarized... |
| US-4,060,780 |
Signal attenuator This invention concerns a signal attenuator which can be used between an antenna and a television receiver or VHF/UHF radio, so as to appropriately attenuate VHF... |
| US-4,060,779 |
Canonical dual mode filter A plural cavity waveguide filter comprising a plurality of cascaded waveguide cavities each resonating in first and second independent orthogonal modes is... |
| US-4,060,778 |
Microwave harmonic absorption filter A microwave harmonic absorption filter is disclosed which has an extended single mode pass-band ranging over one or more octaves as well as enhanced attenuation... |
| US-4,060,777 |
Guided elastic surface wave filter A resonator and resonator type wave filter formed by a piezoelectric body on which acoustic surface waves are guided and reflected and in which mode coupling in... |
| US-4,060,776 |
Intermediate-band crystal filter with low-transient response An intermediate-band, low-transient crystal filter utilizing standard components. The filter is characterized by improved response and temperature stability and... |
| US-4,060,775 |
Electromechanical band-pass filters A band-pass electromechanical filter, comprising an input electromechanical transducer, an output electromechanical transducer and a mechanical filter disposed... |
| US-4,060,774 |
Electromechanical band-pass filter for high frequencies In an electromechanical filter made of longitudinally vibrating cylindrical metal bars connected through bending vibrating coupling rods, the coupling rods are... |
| US-4,060,773 |
Frequency modulation system An output frequency of a first variable frequency oscillator is frequency-divided and the frequency divided signal is compared in phase with the output frequency... |
| US-4,060,772 |
Oscillator An oscillator having a phase-inverting oscillation inverter formed of insulated gate field effect transistors, a feedback circuit for inverting the phase of an... |
| US-4,060,771 |
Method and circuit arrangement for conditioning direct current signals
in electric measurand transmitters,... An electrical circuit for suppressing the effect of interfering alternating oltages of various frequencies superimposed upon a direct current signal in an... |
| US-4,060,770 |
Differential amplifier A differential amplifier suited for use in operational amplifiers employing both FET's and junction transistors has a superior gain-bandwidth product for given... |
| US-4,060,769 |
Directing radiation Methods and apparatus for directing radiation pulses to a region wherein either a pulse or a substance in the region is adversely affected by the presence of... |
| US-4,060,768 |
Memory tuning system with dual speed programming An all-channel two mode television tuning system includes a counter for generating channel numbers to adjust tuning. An 82 .times. 1 bit read/write memory is... |
| US-4,060,767 |
Self test circuit for multichannel radio receivers A simultaneously amplitude modulated and frequency/phase modulated harmonic ignal generator incorporated in a multichannel AM-FM radio receiver which will... |
| US-4,060,766 |
Automatic signal switching apparatus for a combined transceiver and
radio or tape recorder set An improved automatic switching system for switching between two sources of audio signals in a combination transceiver set and radio or tape recorder set. A... |
| US-4,060,765 |
Press-to-talk transceiver A press-to-talk transceiver which emits a side tone of the signal being transmitted from the receiver of the handset of the transmitting operator during... |
| US-4,060,764 |
Transceiver audio system A compression amplifier processes both the audio modulating signal to the transmitter, and the audio output from the receiver, in a conventional amplitude... |
| US-4,060,763 |
Arrangement for determining the effective value and/or the power of
electrical signals An arrangement for the determination of the effective value and/or the performance or power and, for example, also the cross-power of electrical signals, in... |
| US-4,060,762 |
Bimodal cavity resonator beam position monitor A charged particle beam position monitor having a resonant cavity which is excited in a first mode if the monitored beam passing through it is displaced along... |
| US-4,060,761 |
Tubular magnetic field sensor with means to rectify the sensed signal A magnetic tube is periodically saturated in the circumferential direction such that voltages are induced, in circumferential windings, from flux along the... |
| US-4,060,760 |
Eddy current sensor for non-destructive testing the quality of
electrically conductive through-hole plating in... An eddy current sensor for non-destructive testing the quality of electrically conductive through-hole plating in printed circuit boards in which a magnetic... |
| US-4,060,759 |
Tube-insulated shell-core current transformer A shell-core current transformer comprising a tubular main insulator, a measuring core arranged at least substantially coaxially with the main insulator and... |
| US-4,060,758 |
Power switching circuit having a Darlington connected transistor pair A switching circuit has an output transistor between an input and an output conductor, and a drive transistor, the transistors being Darlington-connected. A... |
| US-4,060,757 |
Inverters having a transformer-coupled commutating circuit In force-commutated single phase and polyphase thyristor inverters, a single commutating pulse generator produces commutating impulses for all the commutating... |
| US-4,060,756 |
Automatic iris control means for variable focal length lens system A servo-motor connected with potentiometers to be balanced is used for controlling the diameter of an iris of a lens system of variable focal length. One... |
| US-4,060,755 |
Multiple axis path control for a manually controlled machine An apparatus is provided for moving a machine element along a straight line path in a plane defined by two orthogonal axes of motion. A switching device is... |
| US-4,060,754 |
Electronic motor that includes an electronic waveform synthesizer and
the synthesizer per se An electronic motor that accepts single-phase power and converts the same to polyphase power which is delivered to a polyphase winding of the machine. The... |
| US-4,060,753 |
Control system for commutatorless motor A control system for commutatorless motor comprising a synchronous motor having a multi-phase armature winding and field winding, a frequency converter for... |
| US-4,060,752 |
Discharge lamp auxiliary circuit with dI/dt switching control A variable frequency AC source drives a gas discharge lamp which is connected in parallel with the capacitance of a series resonant circuit. The polarity of the... |
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