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| Patent # | Description |
|---|---|
| US-4,060,751 |
Dual mode solid state inverter circuit for starting and ballasting gas
discharge lamps A variable frequency ac source drives a gas discharge lamp connected as a damping element in an otherwise high Q L-C circuit. Commutation of the ac source... |
| US-4,060,750 |
Compact magnetron with small axial length and slot antenna output
attached thereto A magnetron having a hollow cylindrical anode having resonance cavities formed therein and a cathode arranged in the axial direction of the anode, wherein one... |
| US-4,060,749 |
Flat discharge display panel having positive column discharge and
auxiliary anode electrodes A flat discharge display panel has a transparent face plate made of an electrically insulating material, a base or substrate made of an electrically insulating... |
| US-4,060,748 |
Surface breakdown igniter for mercury arc devices Surface breakdown igniter comprises a semiconductor of medium resistivity which has the arc device cathode as one electrode and has an igniter anode electrode so... |
| US-4,060,747 |
Phototube having domed mesh with non-uniform apertures An electron discharge tube comprises a photocathode, a dynode, a mesh having openings of non-uniform sizes on the dynode, and an anode, all in an evacuated tube.... |
| US-4,060,746 |
Electric direct current rotating machine The rotor of an electric direct current rotating machine has at least one winding which cooperates with a stationary magnetic circuit. The winding is formed of... |
| US-4,060,745 |
Structure for attaching a permanent magnet to a rotating shaft In order to minimize stresses on a circular rotatable permanent magnet attached to a shaft in a dynamoelectric machine, the shaft of the machine is provided with... |
| US-4,060,744 |
Rotary electrical machine or vertical construction A support structure for the stator component of an electrical machine having a larger diameter, the rotor of which rotates about a vertical axis. The stator and... |
| US-4,060,743 |
Superconductive exciter winding for the rotor of a turbogenerator and
method of production In a turbogenerator rotor, the combination of a superconductive exciter winding formed of a multiplicity of individual windings and a winding support cylinder... |
| US-4,060,742 |
Superconductive dynamoelectric machine with improved cryogenic support
arrangement A superconducting dynamoelectric machine has a cryogenic portion of the rotor supported on the ambient temperature portion of the rotor by relatively long and... |
| US-4,060,741 |
High power piezoelectric bender A bimorph bender is comprised of a pair of piezoelectric circular discs having diametrically opposed surface portions. Signal carrying electrodes are formed... |
| US-4,060,740 |
Sensing amplifier for capacitive MISFET memory In a sensing amplifier for a capacitive MISFET memory, the level of an output signal from the memory is shifted by a signal level shifting circuit and the... |
| US-4,060,739 |
Circuit arrangement for amplifying pulsed signals A circuit arrangement for amplifying pulsed signals comprises a step recovery diode charged by signals from a signal source through a diode biased in forward... |
| US-4,060,738 |
Charge coupled device random access memory Semiconductor memory cells include gate conductor-insulator-semiconductor regions having storage and transfer portions in which the threshold voltage and surface... |
| US-4,060,737 |
Charge coupled device shift registers having an improved regenerative
charge detector Disclosed are charge coupled device shift registers having an improved regenerative charge detector. The charge detector consists of first and second non-clocked... |
| US-4,060,736 |
Control system for cyclic operations A control system for a cyclically operating machine is disclosed wherein one or more operations are to be performed during each successive machine cycle. Signal... |
| US-4,060,735 |
Control system employing a programmable multiple channel controller for
transmitting control signals over... A control system including a programmable multiple channel digital controller which is operable to generate control signals which are transmitted over electrical... |
| US-4,060,734 |
Apparatus for measuring irregular areas and thicknesses The invention relates to apparatus for measuring the area and thickness of irregular articles such as animal pelts or skins. The apparatus broadly comprises a... |
| US-4,060,733 |
X-ray diagnostic apparatus with an automatic exposure timer An X-ray diagnostic installation which includes an automatic exposure timer. An X-ray diagnostic installation of the above type is so constructed whereby the... |
| US-4,060,732 |
Separating gaseous isotope mixtures A process for separating gaseous isotope mixtures having the general molecular composition X.sub.n1.sup.(1) X.sub.n2.sup.(2). . . X.sub.ni.sup.(i), where a... |
| US-4,060,731 |
Dental X-ray apparatus Apparatus for obtaining extra- and/or intra-oral dental X-ray photographs comprising an X-ray tube having an anticathode with a plane target surface inclined... |
| US-4,060,730 |
Scintillation camera for establishing the coordinates of a radiation
stimuli produced by a radiation field A scintillation camera has a planar scintillating crystal that produces light events whose spatial distribution corresponds to the spatial distribution of the... |
| US-4,060,729 |
Pyroelectric detector with decreased susceptibility to vibrational noise Pyroelectric thermal detector with decreased susceptibility to vibrational noise is formed of a wafer of pyroelectric material having a thin central region... |
| US-4,060,728 |
Method of measuring the disintegration rate of beta-emitting
radionuclide in a liquid sample A method of measuring the disintegration rate of a beta-emitting radionuclide in a liquid sample by counting at least two differently quenched versions of the... |
| US-4,060,727 |
Method and apparatus for the radiographic inspection of tubes Apparatus for the radiographic inspection of tubes comprises a chamber coining a radiation emitter, a carriage for positioning a selected section of the tube... |
| US-4,060,726 |
Gamma counter calibration system A method and apparatus for the calibration of a gamma radiation measurement instrument to be used over any of a number of different absolute energy ranges. The... |
| US-4,060,725 |
Focal plane detecting device A focal plane detecting device is disclosed which uses an optical fiber system located within a rotating motor shaft or the like to scan an image plane and to... |
| US-4,060,724 |
Mounting apparatus for optical examination devices connected to a
projector through a light-conducting cable A mounting apparatus is provided for an optical examination device secured to a hand grip at the distal end of a light-conducting cable which is connected at its... |
| US-4,060,723 |
Flashlight assembly A flashlight assembly including a cylindrical housing defining a battery compartment and a separated lamp compartment with a circuit controlling switch located... |
| US-4,060,722 |
Fibre optics display A fibre optic display fashioned to illuminate an artificial Christmas tree utilizing a plurality of fibre optic filaments fashioned into a main bundle within the... |
| US-4,060,721 |
Photoflash lamp array having conductive reflector A photoflash lamp array comprising a plurality of flash lamps having lead-in wires connected to a circuit board, and a reflector unit positioned between the... |
| US-4,060,720 |
Date printing device with electronic calendar clock A date printing device, such as a postal meter, includes an electronic calendar clock which generates and stores signals representing different days and months... |
| US-4,060,719 |
Computer for solving unknown parameters of geometrical figures The face of the keyboard of a typical minicomputer is provided with a triangle having its sides and angles closely associated with certain of the computer... |
| US-4,060,718 |
Geodetic survey method The present method involves the detection of variations of the direction of gravity from the mathematical model of the earth, which may be caused by the presence... |
| US-4,060,717 |
Acid tester An instrumentthat determines the HF and the HNO.sub.3 concentration or other mixed acids or single acid of an acid bath measures the potential difference between... |
| US-4,060,716 |
Method and apparatus for automatic abnormal events monitor in operating
plants An apparatus and method for automatically monitoring dynamic signals, such as from vibration sensors, in an operating industrial or other plant to identify... |
| US-4,060,715 |
Linearized bridge circuitry Where the unknown leg of a bridge is a sensor which presents a resistance that relates to a parameter by a second order polynomial, a negative feedback circuit... |
| US-4,060,714 |
Input sensor circuit for a digital engine controller In one embodiment, a circuit parameter of a sensor varies in accordance with an input useful in controlling an event associated with operation of an engine, for... |
| US-4,060,713 |
Analysis of images In a method and apparatus for two-dimensional parallel data processing, a pattern of information to be analyzed is reproduced in a field of bi-stable information... |
| US-4,060,712 |
Non-condensation mirror An anti-condensation device having an electric heating element and method whereby said heating element is woven horizontally on an insulation plate and is... |
| US-4,060,711 |
Document carrier A document carrier is described comprising a flat sheet of unfilled parchment having one side thereof coated with a cohesive material. The opposite side of the... |
| US-4,060,710 |
Rigid electric surface heating element A rigid electrical heating element having a thin, rigid, electrically insulating, air-impervious layer and a thick, insulating polyurethane layer formed in situ... |
| US-4,060,709 |
Power supply control The supply of power to cyclical, separately controllable loads is controlled without interrupting the operating cycle of the loads. A controllable power supply... |
| US-4,060,708 |
Metastable argon stabilized arc devices for spectroscopic analysis A device is disclosed for producing an electrical arc which is stabilized by a stream of metastable argon, or some other stabilizing gas. The arc may be employed... |
| US-4,060,707 |
Balancing device and method for a rotating body A balancing device and method for balancing a rotating body during operation. The device and method detects the phase and amount of unbalance and provides... |
| US-4,060,706 |
Method of forming a handle by welding A technique for forming and mounting a handle which includes the steps of providing a channel-shaped body of metal with opposed flat lugs at its midportion,... |
| US-4,060,705 |
Pressure actuated continuous switch A pressure actuated continuous switch in the form of a cable having two coaxial wires, which form the contacts of the switch, separated by a helically wound... |
| US-4,060,704 |
Alarm switch having resilient gripping structure for sensing
unauthorized movement of a door An alarm switch is mounted by means of a support for actuation by relative movement between the support and a member such as a door or window. Switches are... |
| US-4,060,703 |
Keyboard switch assembly with tactile feedback having illuminated
laminated layers including opaque or... A sandwich type computer keyboard with keys characterized by a tactility to provide a positive degree of tactile feedback to an operator and having an ... |
| US-4,060,702 |
Timer switch assembly having escapement mechanism An escapement mechanism for an appliance timer includes a cylindrically shaped driving member which is concentric with the axis of the appliance timer program... |
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