Abstract:
A THERMAL EXPANSION VALVE FOR A REFRIGERATION SYSTEM HAVING A TEMPERATURE BULB FOR RESPONDING TO SUPERHEAT AND AN EXTERNAL EQUALIZER WITH MEANS ASSOCIATED WITH THE TEMPERATURE AND PRESSURE RESPONSIVE PORTIONS OF THE ACTUATOR VALVE FOR TEMPORARILY OFFSETTING SOME OF THE
EFFECT OF THE SUPERHEAT UPON A CHANGE IN EVAPORATOR PRESSURE TO STABILIZE THE REFRIGERATION SYSTEM.
Abstract:
THE PRESENT INVENTION PERTAINS TO INERTIAL INSTRUMENTS AND MORE PARTICULARLY TO GYROSCOPES AND ACCELEROMETERS WHOSE INERTIAL MEMBERS ARE SUSPENDED IN ELECTRIC FIELDS BETWEEN A PLURALITY OF ELECTRODES. SPECIFICALLY, THE PRESENT INVENTION PROVIDES AN IMPROVED ELECTRIC FIELD SUSPENSION SYSTEM BASED ON DIGITAL TECHNIQUES.
Abstract:
A balanceable circuit made up of two parallel branches each containing two impedance elements. Two of the impedance elements, one in each branch, are variable so that the circuit can be balanced. A portion of at least one of the variable impedance elements is in series with the balanceable circuit and compensates for changes in the output impedance of the balanceable circuit.
Abstract:
IN A DIGITAL INFORMATION TRANSFER SYSTEM INCORPORATING A CYCLIC CODE ERROR CHECKING SCHEME, AN APPARATUS FOR SENSING ERRORS RESULTING FROM AN END-AROUND SHIFT COMPLEMENTS THE FIRST BIT OF SERIALLY TRANSMITTED DATA AND APPENDS IT TO THE TRANSMITTED MESSAGE, THEREBY PROVIDING ADDITIONAL INFORMATION BY WHICH TO SENSE ERRORS NOT OTHERWISE DETECTABLE BY A CYCLIC CHECKING SCHEME ALONE.
Abstract:
APPARATUS FOR Q-SPOILING A MASER UTILIZING EITHER THE ZEEMAN OR STARK EFFECT. INCLUDED WITHIN AN OPTICAL CAVITY DEFINED BY TWO REFLECTIVE SURFACES ARE A MASER REGION, AN ABSORBER REGION AND A REFLECTION ELIMINATING SPACER BETWEEN THE MASER AND ABSORBER REGIONS. A HIGH POPULATION INVERSION IS ACHIEVED BY APPLYING A VARYING FIELD TO THE ABSORBER REGION, WHEREBY THE ABSORPTION SPECTRUM OF THE ABSORBER REGION IS SUPER-IMPOSED ON THE EMISSION SPECTRUM OF THE MASER REGION. AFTER A HIGH POPULATION INVERSION IS ACHIEVED, THE ABSORPTION SPECTRUM OF THE ABSOBER REGION IS SHIFTED BY EITHER THE ZEEMAN OR STARK EFFECT. THE ABSORBER REGION IS THEN TRANSPARENT TO THE MASER REGION''S EMISSION FREQUENCY, WHEREBY THE OPTICAL CAVITY DEFINED BY THE TWO REFLECTIVE SURFACES RESONATES PRODUCING A LARGE OUTPUT PULSE.
Abstract:
A combustion detector of the ionization chamber type having a pair of spaced anode and cathode electrodes wherein the anode carries a radioactive source of beta particles for causing an ionization current in the interelectrode space. The electrodes are supported and positioned to provide an interelectrode space large enough to prevent most of the beta particles, emitted at the one electrode, from traversing the interelectrode space and reaching the other electrode while allowing some of the particles to do so. An electrostatic shield is provided by means of a third electrode surrounding the first two electrodes.
Abstract:
AN EXTREMELY SENSITIVE DIFFERENTIAL PRESSURE TO CURRENT TRANSUCER EMPLOYING: (1) A UNITARY RIGID DISC AND A THIN PRESSURE SENSING MEMBRANE FOR THE CLOSED END PORTION OF A BELLOWS THAT HAS AN OPEN END MOUNTED ON A STATIONARY WALL? (2) AN OVERLOAD VALVE TO PROTECT THE MEMBRANE AGAINST RUPTURE BY THE SEPARATE FLUID PRESSURES ACTING ON THE INTERNAL AND EXTERNAL SURFACE OF THE BELLOWS? AND WHEREIN (3) THE OVERLOAD VALVE IS MOUNTED FOR MOVEMENT WITH THE DISC AND INTO SEALED ENGAGEMENT WITH ONE OR THE OTHER OF OPPOSITE SIDES WALL SURFACES OF THE STATIONARY WALL.
Abstract:
AN ACOUSTIC POSITION FINDING SYSTEM COMPRISING AT LEAST ONE UNDERWATER BEACON, AN ARRAY OF SPACED HYDROPHONES, AND SIGNAL PROCESSING EQUIPMENT. THE BEACON PERIODICALLY TRANSMITS A SIGNAL HAVING PULSE AND WAVE COMPONENTS IN WHICH THE PERIOD OF THE WAVE COMPONENT IS SUBSTANTIALLY
SHORTER THAN THE INTERVAL BETWEEN PULSES. THE PROCESSING EQUIPMENT COMPUTES THE POSITION OF THE ARRAY RELATIVE TO THE BEACON FROM TIME AND PHASE DIFFERENCES IN SIGNALS RECEIVED BY INDIVIDUAL HYDROPHONES IN THE ARRAY.
Abstract:
A DIGITAL MAGNETIC RECORDING CORE STRUCTURE HAVING THE CORE-LEGS "SLANTED" WITH RESPECT TO THE RECORDING FACE THEREOF, THIS STRUCTURE ESPECIALLY LENDING ITSELF TO MANUFACTURING MATCHED CORE SETS FROM A COMMON PROFILE, YET DOING SO WITH IMPROVED CONVENIENCE AND EFFICIENCY, IN A PREFERRED EMBODIMENT, THIS ARRANGEMENT (AND METHOD) BEING ESPECIALLY APT FOR FABRICATING ONE OR A SET OF TUNNEL ERASE CORES.
Abstract:
A SLIDE SHELF IS EMPLOYED AS A TOP WALL PORTION OF A SLIDE PROJECTOR ENHANCE THE EXPEDITIOUS HANDLING OF SLIDES WITHOUT SPILLAGE AND SOILING DURING SLIDE EDITING, LOADING, STORING, SORTING AND PREVIEWING.