Abstract: In a refrigerating cycle apparatus and control method thereof, a controller sets a high-pressure pressure target value from thermal load and temperature conditions based on refrigerant information that has been obtained from detectors, and controls at least one of a rotational frequency of a compressor, a degree of opening of an electronic expansion valve, a rotational frequency of an outdoor fan, or a rotational frequency of an indoor fan to match a high-pressure pressure to the high-pressure pressure target value that has been set. Here, a threshold value is set when the high-pressure pressure target value is set, and a method for setting the high-pressure pressure target value is modified depending on whether the high-pressure pressure is greater than or equal to the threshold value or less than the threshold value when the high-pressure pressure target value is decided.

Abstract: A chiller system is provided with a compressor, a condenser, and an evaporator connected in a closed refrigerant loop. A motor is connected to the compressor to power the compressor. A variable speed drive is connected to the motor. The variable speed drive is arranged to receive an input AC power at a fixed input AC voltage and a fixed input frequency and provide an output power at a variable voltage and variable frequency to the motor. The variable voltage has a maximum voltage greater in magnitude than the fixed input AC voltage and the variable frequency has a maximum frequency greater than the fixed input frequency. The variable speed drive includes a converter connected to an AC power source providing the input AC voltage, the converter is arranged to convert the input AC voltage to a DC voltage. A DC link is connected to the converter. The DC link is arranged to filter and store the DC voltage from the converter. An inverter is connected to the DC link.

Abstract: A system comprising a plurality of rooftop HVAC units having a centralized refrigeration unit is described along with a method for retrofitting existing independent HVAC units into the described system. The resulting multi-unit system offers increased efficiency and reliability over independently operating HVAC units.

Abstract: In some embodiments, a cooling device may be mounted to a portion of a chassis of an electronic system, wherein the cooling device may be releasably and pivotably attached to the chassis in at least an open position to permit access to components within the electronic system and a closed position to permit installation of a cover on the chassis. Other embodiments are disclosed and claimed.

Abstract: A bottom mount household refrigerator is provided with an apparatus to permit the dispensing of ice. According to one embodiment, a sealed ice making compartment is provided within the fresh food compartment. The sealed ice making compartment may be located at the bottom, at the top, or along a side wall within the fresh food compartment. According to another embodiment, ice is made in the ice compartment, and lifted upward to a dispensing location through the door of the fresh food compartment.

Abstract: An ice making housing which is mounted in a refrigerator door and forms an ice making chamber including an ice making tray which has a rotational shaft to be rotatably accommodated in the ice making housing, and an ice generating unit to freeze supplied water; an ice separating unit which is mounted in the ice making housing and separates ice cubes from the ice making tray; an overflow preventing member which is rotatably coupled to the ice making housing along a lengthwise direction of the ice making tray and prevents overflow of water accommodated in the ice making tray; and a driving unit which is provided in the ice making tray and the overflow preventing member and allows the overflow preventing member to reciprocate between an ice separating position separating ice cubes from the ice generating unit and a cover position covering the ice generating unit.

Abstract: A refrigerator is provided. A water supply passage unit of the refrigerator is installed going around a freezing compartment but via an outer side of the main body. Therefore, the water supply passage unit is not frozen.

Abstract: An on-off valve (70) is provided in an oil feed path (43). When liquid refrigerant enters the oil feed pipe (43) from the oil separator (22), the temperature of the liquid refrigerant whose pressure has been reduced in the on-off valve (70) dramatically decreases. When the amount of such a decrease in temperature detected by a temperature sensor (73) exceeds a specified amount, it is determined that the liquid refrigerant enters the oil feed pipe (43), and the on-off valve (70) is closed.

Abstract: A heart shaped diamond possessing a hearts and arrows pattern characteristic comprising: six main crown facets symmetrically aligned relative to one another, with each of the six main crown facets having a straight edge in parallel alignment with a straight edge of another main crown facet disposed opposite thereto; six main pavilion facets aligned at a fixed given angle of approximately 60° to each other and having a symmetrical number of pavilion half facets such that the six main pavilion facets meet at a point corresponding to the symmetrical central of the diamond and a multiple number of crown star facets spaced apart from one another on the surface of the diamond. The pavilion half facets are arranged in pairs polished on the main pavilion facet with a first pavilion half facet in each pair lying at a first angle of preferably 26.25° relative to a second pavilion half facet in the same pair and with the second pavilion half facet in each pair cut at a second angle of preferably 33.

Abstract: This invention relates to a safety lockout hasp 1 which includes a body 2 and a moveable member 3. The moveable member 3 includes a plurality of apertures 7 which are each capable of accommodating the shackle 16 of a lock means 8. The apertures 7 are only accessible when the moveable member is in a closed position. The moveable member 3 can only be moved to an open condition when the locking means 8 is detached from the hasp 1.

Abstract: A pivot lock for use in a handcuff of the type having a body containing a primary locking system and having parallel strands extending laterally therefrom terminating at a pivoting end, which supports a pivoting locking arm with a plurality of ratcheted teeth for engaging the primary lock. The pivot lock positioned at the pivoting end includes a pivot gear affixed to the locking arm at a pivoting juncture of the strands and the locking arm. The pivot gear has a plurality of teeth about its periphery. A locking pawl has at least one detent and a projection therefrom and is supported by one of the parallel strands. The locking pawl is selectively rotatable between a locked position wherein the projection is in engagement with the plurality of teeth of the pivot gear and an open position wherein the projection is disengaged from the plurality of teeth. A plunger engages the at least one detent for maintaining the locking pawl in a selected rotated position.

Abstract: A travel padlock for securing an article comprises a housing having a shackle, a key lock and a combination lock. An indicator having at least first and second positions is moved from the first position to the second position upon insertion of an object longitudinally into a key hole of the key lock. In at least one embodiment, at least a portion of the indicator extends beyond the exterior of the housing when in the second position. In addition, in at least one embodiment of the present invention the shackle may be rotated to reset the indicator from the second position back to the first position. Furthermore, in at least one embodiment of the present invention the indicator may be reset from the second position back to the first position without rotating the shackle or unlocking the combination lock. Methods of making and using the padlock are also provided.

Abstract: In a vehicle handle locking apparatus, a locking member that can operate between a locked position and an unlocked position and a holding member that operates together with the locking member are resiliently urged toward the unlocked position side; and an engaging member that engages with a holding member in the locked position and holds the locking member in the locked position is operated by operation of an electric actuator toward the side to release the engagement with the holding member. Forced unlocking drive device forcibly drives the holding member toward the unlocked position side in response to the operation of the electric actuator in a state in which the locking member is in the locked position. Accordingly, it is possible to provide a vehicle handle locking apparatus that releases, even when a force in a rotating direction is applied to a steering handle, engagement of a locking member with the steering handle or a linkage member so that an unlocked state is reliably achieved.

Abstract: The invention relates to a hoop lock having a lock body and a hoop which is movable relative to the lock body between an open position and a closed position. The lock body has a lock housing and a closing mechanism which is fastened in the lock housing and has a driver. The driver is selectively movable into an unlatched position or into a latched position. A latching device is furthermore provided in the lock body and acts between the driver of the locking mechanism, the hoop and the lock housing. The latching device latches the hoop to the lock housing when the hoop is in the closed position and the driver of the locking mechanism is in the latched position. At least a part of the latching device is movable together with the hoop between the open position and the closed position of the hoop.

Abstract: A keyless padlock system includes an electromagnetic switch system and a fingerprint process system. The electromagnetic switch system operates the padlock with a mechanical actuated mechanism. The system also secures the padlock against the force and vibration. The fingerprint process system provides the padlock device an easy operation as the key system. The buttons and LED's manage using both fingerprint and the combination code. A changeable battery system without losing the memory provides the padlock device a reliable and easy application.

Abstract: The childproof deadbolt includes a standard deadbolt with a thumb turn wherein a childproofing mechanism is integrated into the design of the thumb turn. The childproofing mechanism consists of at least one spring-loaded push button that when depressed engages an internal gear in rotational connection with the deadbolt. Absent depression of said push button the thumb turn is free to rotate independent of the internal gear and the deadbolt.

Abstract: An override mechanism is for an electronic door lock assembly that includes a handle, a retractor and an electronic clutch mechanism with a movable coupler and an actuator. The coupler operatively connects the handle with the retractor when the coupler is located in an engaged position and the actuator is operable to displace the coupler between a nonengaged position and the engaged position. The override mechanism includes a movable override member configured to displace the clutch coupler between the nonengaged and engaged positions. The override member also retains the clutch coupler at the engaged position when the override member is disposed at an unlock position and prevents displacement of the coupler during actuator operation when the override member is disposed at a lockout position. Further, a manual drive, preferably including a cylinder lock, is configured to displace the override member between the unlock and lockout positions.

Abstract: A method and a device for winding metal strip onto a mandrel to which the metal strip is fed by a driver encompassing a bottom and a top drive roller in a driver frame. In order to regulate the driver in such a way by measuring the strip tension, the longitudinal tensile strength applied to the metal strip by the driver to control the strip run through the driver is determined by means of a strip tension measuring device which is mounted on the driver frame, in a pivot located shortly behind the bottom drive roller, and can be swiveled into the metal strip from below. The strip tension measuring device is composed of a first lever arm and a second lever arm which is hingedly mounted at the front of the first lever arm and the forward end of which is provided with a roller.

Abstract: A cooling device and cooling method for a hot-rolled strip in which the strip can be uniformly cooled from a leading edge to a trailing edge with coolant by properly realizing a great cooling ability and a stable cooling zone.

Abstract: A linear bearing plate, or liner, for use within a rolling mill stand, said liner including lubrication ports in fluid communication with a lubrication source. A centralized lubrication source can provide a predetermined lubrication to a plurality of mill stands in response to a signal, such as from a rolling facility operator. Lubrication ports provide areas of active lubrication which are surrounded by areas of passive lubrication so as to provide adequate lubrication during a rolling campaign.

Abstract: A mandrel assembly has a mandrel, a biasing member, and a outer member. The biasing member biasly maintains the outer member in a first position, which corresponds to a contoured portion of the mandrel, when the outer member is either on the access or the blind side of a workpiece. The biasing member is compressible to allow the outer member to move into a second position as the outer member is moved through an opening in the workpiece. In the first position, the outer member includes a maximum outer circumference that is larger than the opening of the structural workpiece. In the second position, the outer member includes a maximum outer circumference that fits within the opening of the structural workpiece.

Abstract: A method for the indirect determination of the waste gas rate in metallurgical processes. A reference gas such as helium is first added to the waste gas, specifically at a time which, with respect to flow, sufficiently precedes the taking of a sample such that a thorough mixing of the reference gas and waste gas is carried out, i.e., a virtually homogeneous distribution is achieved, and a quantitative helium analysis and nitrogen analysis of the waste gas, measured by a mass spectrometer, is carried out while taking into account the added amount of helium.

Abstract: The invention relates to a miniaturized gas chromatography module, comprising: a gas injector unit having a gas injector sample inlet and outlet, the gas injector inlet being connectable with a source of a substance to be analyzed, a separation column having a separation column inlet and outlet, the separation column inlet being in fluid communication with the gas injector sample outlet, a thermal conductivity sensor having a sensor inlet and outlet, the sensor inlet being in fluid communication with the separation column outlet. The invention addresses the problem to broaden the field of application of such gas chromatography module. This is achieved by providing a pre-stage injector having a pre-stage injector sample inlet and outlet, the pre-stage injector sample inlet being connectable with the source of the substance to be analyzed, a pre-stage module having a module inlet and outlet, the module inlet being in fluid communication with the pre-stage injector sample.

Abstract: In a gas-mixture-nonuniformity acquisition apparatus for an internal combustion engine, the nonuniformity of fuel concentration within a gas mixture is acquired under the assumption that, in a process in which a cylinder interior gas taken into a combustion chamber of the engine and fuel injected into the combustion chamber mix together to form a gas mixture, a collision reaction repeatedly takes place within the gas mixture in such a manner that, due to collision of two gas volumes having different fuel mass ratios, respective portions of the two gas volumes mix together, and the mixed portions separate from the corresponding gas volumes and form a portion or the entirety of another gas volume having a fuel mass ratio different from those of the two gas volumes.

Abstract: A differential comparative pressure monitoring system (10) for monitoring the structural integrity of a structure (30) has a pressure source (12); a first fluidic circuit (14), and a reference fluidic circuit (16) which are connected in parallel to the pressure source (12); and a monitoring device (18). The first and reference fluidic circuits (14) and (16) have substantially matched characteristics. The first circuit (14) has a sensor element (20) which is sealed to a surface (28) on the structure (30). The reference circuit (16) is in fluidic isolation from the surface (28) of the structure (30). The monitoring device (18) takes simultaneous measurements of a common fluidic characteristic of the circuits (14) and (16), and produces a signal indicative the integrity of the structure based on a difference between the simultaneously measured common characteristic.

Abstract: An internal combustion engine has an intake system (1) and an exhaust gas system (4). An exhaust turbocharger of the internal combustion engine has a compressor (42) arranged in the intake system (1) and a turbine (48) arranged in the exhaust gas system (4) of the internal combustion engine for driving the compressor (42). In order to diagnose the intake system (1), a charge pressure (PHS_AIC_DOWN) of the compressor (42) is determined in a predetermined operating state of the internal combustion engine. A leakage of the intake system (1) downstream of the compressor (42) is recognized if the determined charge pressure (PHS_AIC_DOWN) is lower than the predetermined base charge pressure (PUT_BAS) in the predetermined operating state.

Abstract: The invention is a multiple degree-of-freedom test stand for unmanned air vehicles, and is particularly useful for small or micro unmanned air vehicles. The stand is gravity balanced using springs such that no weight of any part of the stand becomes a burden to the tested vehicle when it flies while constrained to the stand. A joint and a plurality of members are used to enable multiple degrees of freedom.

Abstract: An arrangement for detection of the sharpness of chopper knives that can be moved relative to a shear bar includes a sensor that detects the effective cutting forces directly or indirectly and an evaluation arrangement connected to the sensor. The evaluation arrangement integrates the measured values of the sensor over time in order to generate information concerning the sharpness of the chopper knives.

Abstract: A method of determining whether a fault condition of an intake air temperature (IAT) sensor of an engine is present includes estimating a first manifold absolute pressure (MAP) based on a previously estimated first MAP and an estimated first mass air flow (MAF) as a function of the previously estimated first MAP and estimating a second MAP based on a previously estimated second MAP and a currently measured MAF. An IAT difference is determined based on the first MAP and the second MAP. Whether the fault condition of the IAT sensor is present is determined based on the IAT difference.

Abstract: A diagnostic control module includes a temperature gradient module. The temperature gradient module determines a temperature gradient across a selective catalytic reduction (SCR) catalyst of an exhaust system of an engine based on a plurality of temperature signals. A calibration module determines a weighted average based on the plurality of temperature signals. A SCR efficiency control module disables conversion efficiency monitoring based on the temperature gradient and the weighted average.

Abstract: A brake position sensor unit includes a unitary brake shaft that transmits braking torque to a article to be slowed, connects directly to a brake unit, connects to a resolver and has a plurality of planetary gears rotating thereabout to activate a sensor when the brake unit is set.

Abstract: Methods and systems providing for characterizing turbine blades, including characterizing the dynamics of one or more turbine blades or stages of a stage in terms of natural frequencies, normalized response intensity, and/or stage modal shape or nodal configuration. Such methods and systems comprise fluid (e.g., oil) excitation of bladed disks and quantitative modeling of the fluid excitation. Additionally or alternatively, such methods and systems may provide for analyzing modal shape or nodal configuration of a bladed disk (e.g., a turbine stage) based on a phase analysis of strain signals acquired from a bladed disk subjected to a fluid excitation, wherein the modal shape or nodal configuration corresponds to modes of blades coupled through a disc or shrouding.

Abstract: Provided is a measuring apparatus with AE sensors, which detects the same AE signals with respect to the same events that damage a geotechnical structure, regardless of ground conditions and formations in the geotechnical structure, thereby collecting reliable AE signals. Also, provided is(are) an installing method of the measuring apparatus with the AE sensor, and a set of the measuring apparatus with the AE sensor.

Abstract: A resin weathervane having a weathervane tube mounted within a resin weathervane figurine with a stabilizing support structure coupled to an exterior portion of the weathervane tube and a belt of flexible material wrapped at least partially around the tube and the stabilizing support structure wherein a resin mixture poured into a mold forms a resin weathervane of a desired configuration with the resin bonding the tube, the stabilizing support structure and the flexible wrap.

Abstract: A fluid meter is described having multiple pistons and connecting rods that are connected to the crankshaft by one common crankpin that is radially offset from the crankshaft such that an axis through the endpoints of the yoke slot of one connecting rod forms an angle alpha with the alignment axis of the two axially aligned cylinders, and that an axis through the endpoints of the yoke slot of the other connecting rod forms another, different angle beta with said alignment axis, so that the corresponding pistons reciprocate out of phase.

Abstract: Plastic housings that are subjected to internal pressure and comprise a housing upper part, a housing lower part and a closure which connects both parts to one another. At the connecting point, the housing upper and lower part have a plurality of comb-like retaining columns shaped in a complementary manner with respect to one another such that the housing parts can be plugged together. The retaining columns are oriented in a direction in which tensile force between the housing upper part and the housing lower part is oriented when the housing is subjected to internal pressure. Retaining grooves which are oriented transversely to the effective direction of the tensile force are formed in two opposite surfaces of the retaining columns in each case. Retaining bodies which at least partially touch the areas formed by the retaining grooves and thus establish the connection can be introduced into the retaining grooves.

Abstract: A method for measuring the quantity of fluid in a tank may include the steps of selecting a match between a measured set of electromagnetic eigenfrequencies and a simulated plurality of sets of electromagnetic eigenfrequencies using a matching algorithm, wherein the match is one simulated set of electromagnetic eigenfrequencies from the simulated plurality of sets of electromagnetic eigenfrequencies, and determining the fill level of the tank based upon the match.

Abstract: The invention relates to a system for measuring a physical variable using a plurality of measuring sensors (20). Said system is characterized in that an inverting measuring signal amplifier (17; 17.1, 17.2) is connected downstream of every measuring sensor (20), one output of a sensor (20) each being connected to an inverting input of the measuring signal amplifier (17; 17.1, 17.2) connected downstream of the measuring sensor (20).

Abstract: A sensor has a corpus comprising an insert opening through which a sensor element can be inserted in the corpus, and a cable opening for passing through a supply and/or signal line of the sensor element and a cover closing the insert opening. The cover comprises an interlock opening aligned with the cable opening. The supply and/or signal line comprises a bushing element which penetrates the cable opening of the corpus and the interlock opening of the cover.

Abstract: A micromechanical rate-of-rotation sensor for detecting a rate of rotation about a sense axis includes a substrate, a detection unit, means for generating a rotational oscillation of the detection unit about a drive axis which is orthogonal to the sense axis, and a central suspension means rotatably coupling the detection unit to the substrate in a fulcrum of the detection unit. The central suspension means is configured to permit the detection unit to perform a detection movement about a detection axis orthogonal to the sense axis in the form of a rotational oscillation about the central suspension means. The sensor also includes at least two second suspension means coupling the detection unit and the substrate for providing a response behavior specific to rotation about at least one of the drive axis and the detection axis.

Abstract: A sensor element is provided for sensing accelerations in three spatial directions, which furnishes reliable measurement results and moreover can be implemented economically and with a small configuration. The sensor element encompasses at least one seismic mass deflectable in three spatial directions, a diaphragm structure that functions as a suspension mount for the seismic mass, and at least one stationary counterelectrode for capacitive sensing of the deflections of the diaphragm structure. According to the exemplary embodiments and/or exemplary methods of the present invention, the diaphragm structure encompasses at least four electrode regions, electrically separated from one another, that are mechanically coupled via the seismic mass.

Abstract: A pressure sensor for side-impact sensing and a method for forming a surface of a protective material for a pressure sensor are provided. In this context, at least one integrated circuit is completely surrounded in a protective material, and the protective material has a cavity into which at least one pressure sensor element is installed, a surface of the protective material being formed such that a pressure-entry channel is formed by the interaction of the surface with at least one housing part. The pressure-entry channel allows for a lateral access to the at least one pressure sensor element.

Abstract: A fluid pressure differential measuring instrument comprises a diaphragm that is displaced by a pressure differential between two environmental pressure zones. Diaphragm displacement induced by the pressure differential between the two zones is converted to a torsional strain upon a cylindrical element in a third environmental zone. The torsional strain is measured by calibrated electrical sensing means positioned physically in the third environmental zone.

Abstract: A fast-fit device for fluidically connecting a pressure sensor to a water collecting tank of an electric household appliance including: a supporting body securable to a housing of the electric household appliance and carrying a first, blind tubular element, having a first open end, opposite to a second blind end; a second tubular element integrally obtained in one piece with a casing of the pressure sensor, which overhangingly extends therefrom for the entire length thereof and which displays external diameter and length smaller than the internal diameter and length of the first tubular element; a closing plug of the first end provided with a through hole which fluid-tightly receives in use the second tubular element; and first and second fastening means which are reciprocally complementary and integrally carried by the supporting body and the casing of the sensor, respectively.

Abstract: This machine comprises a central body (1), un piston (3) compressing the liquid contained in a liner (2), and a peripheral bladder (18) capable of uniformly applying pressure to a tube (21) immediately surrounding this bladder. Pressure can be applied in a simple manner through a tensile and compression testing machine (22, 23). No end effect that could disturb the test is produced on the tube.

Abstract: A magneto-strictive scanning unit is formed through an actuation pushrod disposed and guided on an outside of a tight housing of a position sensor, in which the delicate sensor is tightly encapsulated, and components of an actuation unit can be disassembled and repaired without opening the sensor housing.

Abstract: A dryer felt tension indicator apparatus is disclosed for indicating a value which is proportional to a tension applied between a frame and a stretcher roll for guiding a dryer felt. The value is proportional to a tension of the dryer felt. The apparatus includes a carriage for rotatably supporting the stretcher roll. A wheel is rotatably secured to the carriage and a tensioner having a first and a second extremity cooperates with and extends around the wheel such that the wheel is disposed between the first and the second extremity of the tensioner. A tension indicator has a first and a second end. The first end of the tension indicator is anchored to the frame.

Abstract: A method for determining the viscosity of a medium with a Coriolis mass flowmeter, wherein the Coriolis mass flowmeter has at least two measuring tubes that medium can flow through and a measuring device, wherein the measuring device has at least two actuator assemblies, wherein a measuring tube plane is defined by the measuring tube central axis and wherein the actuator assemblies are arranged on both sides of the measuring tube plane and outside of the measuring tube plane. Elaborate constructional measures for the Coriolis mass flowmeter are avoided by the measuring tubes being excited with a measuring device to at least oppositely directed torsion oscillation (and optionally additionally to plane oscillation) with the actuator assemblies being alternately actuated with opposing effective directions so that at least the viscosity of the medium is determined by evaluation of values from the measuring device.

Abstract: A mass flow meter comprising a housing including a fluid inlet and a fluid outlet. The housing defines a chamber and a rotatable member is arranged in the chamber so as to be rotatable about an axis. A momentum device is also arranged in the chamber and connected to the rotatable member via a biasing element so as to be rotatable about the axis and rotatable relative to the rotatable member. A fluid path in fluid communication with the fluid inlet and the fluid outlet is provided. The fluid path passes through both the rotatable member and the momentum device. The fluid path enters the momentum device at a radial distance r1 from the axis and exits the momentum device at a different radial distance r2 from the axis. A torque provider may be coupled to the rotatable member via a shaft or gear member.

Abstract: A testing apparatus and related methods are disclosed. In one embodiment, the testing apparatus may include a platform, a first plurality of cables, a second plurality of cables and a third plurality of cables, with each of the cables coupled to a respective load cell. The first plurality of cables may suspend the platform and be substantially parallel to each other. The second plurality of cables may be coupled to the platform, may be substantially parallel to each other cable of the second plurality of cables, and substantially perpendicular to each cable of the first plurality of cables. The third plurality of cables may be coupled to the platform, and each cable of the third plurality of cables may be substantially parallel to each other cable of the third plurality of cables, and substantially perpendicular to each cable of the first plurality of cables and the second plurality of cables.