337 results about "Closed system" patented technology

A morticed bolt keep to cooperate with a lock having a latch bolt which is slidable between a retracted position and an extended position. The morticed bolt keep comprises: an elongated body (5) to be positioned inside a hollow tubular member; a cavity to receive the latch bolt in its extended position; a latch bolt engager (25) which is displaceable between a rest state and an actuated state; a magnetic actuator (31, 32) to displace the latch bolt engager from its rest state to its actuated state upon activation; and an electromagnet (50) cooperating with a magnetic catch (55) fixed to the magnetic actuator, the electromagnet being configured to temporarily attract the magnetic catch to maintain the latch bolt engager in its actuated state.

Various aspects of this disclosure relate to a system for use in transferring electronic currency between external funding sources and, for example, a casino to fund wager gaming and to cash out or otherwise transfer winnings or certain types of unused credit, while, in some in some embodiments, restricting the transfer of certain types of credit, such as for example, loan credit provided by the casino or one or more other entities or activities. Various aspects of this disclosure relate to an electronic wallet that provides access to one or more external and / or internal funding sources such as one or more deposit accounts and / or credit accounts; and the electronic wallet is configurable to fund wager gaming or the procurement of other products or services. Such funding is optionally provided to a certain environments, like a casino for example, through a closed system in communication with one or more wager-game providing systems and / or one or more other product or service providing systems.

A watertight flexible container according to aspects of the present invention includes one or more openings, one or more first members located in one or more of the openings, and a second member located opposite the first member. The second member has one or more protrusions towards the first member. When the members are pressed against each other, the members interlock to form a hermetic seal. In some embodiments, the second member may be made of soft material so that the protrusion of the first member is pressed into the soft second member. In some embodiments, the first member includes at least one socket corresponding to the protrusion. In some embodiments, the protrusion and socket materials and dimensions may be such that mutual pressing of the members causes deformation and mutual adjustment in the dimensions of the protrusion and socket, allowing penetration and interlock of the protrusion into said socket.

The invention discloses an on-line monitoring method and device for gas-liquid volume mass transfer coefficient in a high-viscosity reactor, and the monitoring method comprises the following steps: vacuumizing to exhaust CO2 in a melt in a closed reactor, vacuumizing to exhaust inert gas in the closed reactor, filling CO2 into the closed reactor until the pressure is less than 20 kPa, stirring the melt in the reactor to absorb CO2, and carrying out vacuum pumping to exhaust inert gas in the closed reactor; the gas-phase pressure in the reactor is collected in real time through precise pressure equipment, and quantitative analysis is carried out on a change curve of the gas-phase pressure along with time, so that the gas-liquid volume mass transfer coefficient (kLa) CO2 of CO2 in the reactor is obtained. According to the method, the pressure in the reactor in the process that CO2 is absorbed by the high-viscosity melt in the closed system is collected through precise pressure equipment, the problem that melt sampling is difficult in a traditional high-viscosity reactor kLa measuring method can be solved, the reactor does not need to be excessively modified, and therefore the calculation result can guide reaction process optimization and production practice.

The invention provides a large-inertia closed system inertia load hydraulic test bench, which comprises a driving system, a closed system and an inertia loading system, the driving system comprises a driving motor, the closed system comprises a closed pump and a closed system motor, the inertia loading system comprises an inertia loading loop, and the closed system comprises a closed pump and a closed system motor. The inertia loading loop comprises a loading motor, a proportional servo valve, an energy accumulator, a first one-way valve, a second one-way valve, a back pressure valve, a third one-way valve, a fourth one-way valve, an overflow valve and a fifth one-way valve. The test bed is mainly constructed by adopting hydraulic components, a large-inertia closed system can be moved to a hydraulic related test bed to carry out normal working condition and inertia load tests, so that the related closed system is tested and optimized, the overall performance of large-inertia equipment is improved, the research and development period is shortened, and the test bed is low in test cost, safe, reliable, small in size and easy to popularize. Related test beds do not need to be specially customized, the loading control mode is simple, different-flow closed system inertia load tests can be carried out, and adaptability is high.

The preparation method comprises the following steps: uniformly mixing PLA plastic and a plasticizer in a closed system, adding toner, uniformly mixing, and carrying out melt extrusion granulation to obtain a PLA blank master batch; the preparation method comprises the following steps: uniformly mixing PLA plastic and a plasticizer in a closed system, adding uniformly mixed additives and toner, uniformly mixing, and carrying out melt extrusion granulation to obtain PLA mixed master batches; uniformly mixing the PLA mixed master batch and the PLA blank master batch in equal proportion, and performing melt extrusion granulation twice to obtain a lead standard sample; wherein the lead content in the PLA plastic and the PLA blank master batch is lower than the lead content in the PLA mixed master batch. According to the technical scheme, the reagent containing the target element is added into the PLA matrix particles to prepare the high-concentration PLA concentrated master batch, and then the high-concentration PLA concentrated master batch particles and the PLA blank master batch particles are mixed, so that the PLA matrix standard sample with the low-concentration lead limit value is obtained, the uniformity is guaranteed, meanwhile, the processing frequency is reduced, and the stability of PLA is improved.

A collapsible space enclosure system is disclosed, designed for efficient transport and deployment in the field of mechanical engineering. The system described addresses the technical problem of cumbersome and inefficient collapsible structures by providing a system that integrates a telescopic lifting central section with an upper and lower portion for balanced vertical retraction and extension. The system includes folding panels connected to the central structure, configured to fold in two for compact shipment. Actuators enable continuous 360° rotation and balanced vertical movement. Parallelogram linkage assemblies facilitate simultaneous lateral retraction and vertical lifting. Retractable strut channel assemblies allow for the installation of add-on retractable spaces, increasing floor area. This system is particularly useful for military, commercial, and recreational applications, offering a streamlined and versatile solution for rapid deployment and compact storage.

The utility model provides an intelligent leakage-proof water replenishing valve, and belongs to the technical field of valves. The problems that an existing water replenishing valve cannot give an alarm in time when leakage is found, and tiny leakage cannot be detected in time are solved. The intelligent leakage-proof water replenishing valve comprises an intelligent controller and a valve body, and a water inlet connector and a water outlet connector are installed at the two ends of the valve body and connected with a water inlet pipeline and a water circulation closed system respectively. A controller connector is formed at the top of the valve body and connected with an intelligent controller, and a valve rod and a spherical valve element are installed in the controller connector in a matched mode and used for controlling the water inlet and the water outlet to be communicated or not. A sensor connector is formed between the spherical valve element and the water outlet connector at the bottom of the valve body, a pressure sensor is installed in the sensor connector in a matched mode, and the pressure sensor sends the pressure condition in the valve cavity to the intelligent controller through a signal transmission line. The automatic water replenishing device has the functions of automatic water replenishing regulation, leakage alarm, emergency closing and the like, and has the advantages of being easy to install and high in practical value.

The invention discloses a high-safety variable-temperature circulating temperature control system, which adopts a regenerative closed circulating structure design, main pipelines of a cold source unit and a distribution unit are respectively placed in a valve box, and the interior of the valve box is evacuated to form a vacuum environment, so that the convective heat exchange of residual gas molecules in the pipelines is reduced, the heat leakage of a low-temperature working medium is reduced, and the safety of the low-temperature working medium is improved. The pipeline temperature difference is reduced; furthermore, the system is provided with an independent nitrogen supplementing device and a nitrogen loop used for target disc temperature returning, automatic adjustment of a nitrogen working medium in the system is achieved, it is guaranteed that the nitrogen working medium stably circulates in the closed system, cold energy recovery and energy-saving utilization are achieved to the maximum extent, and therefore high-safety operation of the system is guaranteed through multi-linkage gas path control.

To provide a radio communication system and a communication method capable of safely relaying communication between a radio station connected to the Internet network and a radio station connected to a closed network.SOLUTION: The closed area system 11 and the cloud system 21 included in the wireless communication system 1 include a closed area side gateway server 13 and a cloud side gateway server 22. When receiving an authentication request from a radio station 41,42, a closed area side gateway server 13 and a cloud side gateway server 22 store activation information including unique information of the radio station 41,42 and generation information of an encryption key in a storage device 27. Regardless of whether the wireless station 41,42 is connected to the closed network 10 or the Internet network 20, the communication between the wireless station 41,42 and the closed system 11 or the cloud system 21 is protected by the encryption key generated based on the generation information included in the activation information.SELECTED DRAWING: Figure 1

The invention relates to the technical field of pipeline desilting, in particular to multifunctional desilting equipment for municipal pipeline desilting, which comprises a special moving trolley, a temporary storage tank, a collecting and conveying mechanism, a dividing and cutting mechanism and a sludge pump, the temporary storage tank is mounted on the side part of the special moving trolley through a mounting frame and is used for storing slurry, and the front side of the temporary storage tank is connected with a conveying cylinder; the collecting and conveying mechanism is arranged in the conveying cylinder and used for collecting sludge accumulated in the pipeline and conveying the sludge to one side of the temporary storage tank. Sludge accumulated in the pipeline is collected and conveyed into the temporary storage tank, water is flushed to form slurry, the slurry in the temporary storage tank is pumped out through the sludge pump, and the purpose of pipeline dredging can be achieved. A closed system provided by the temporary storage tank effectively restrains water and slurry to flow, suction and discharge are facilitated, the closed system avoids disordered flow of water, the water saving rate is high, and the desilting cost is reduced.

The invention provides an automatic operation and maintenance method and system suitable for a closed system. The technical problem that a traditional operation and maintenance scheme is difficult to apply due to network isolation and sample scarcity in closed environments such as finance and energy is solved. The method comprises the following steps: generating a unique and traceable migration identifier for all operation and maintenance data, models and reasoning results through a data and migration management module; quantitatively calculating a transferability score between the source domain and the target domain through a transferability evaluation module; an optimal model migration strategy is dynamically selected according to the mobility score, and efficient self-adaption of the model is achieved; closed-loop operation and maintenance are executed through a multi-agent cooperation system comprising detection, diagnosis and repair agents, and self-learning and self-optimization of the system are realized through small sample active learning and a knowledge base evolution mechanism. According to the method, rapid construction, continuous evolution and whole-process traceability of the artificial intelligence operation and maintenance capability in the closed system are realized, and the method has remarkable innovativeness and industrial application value.

The invention discloses a method for extracting and recycling white oil in waste lithium battery diaphragms, and relates to the technical field of lithium battery recycling. The method comprises the following steps: S1, adding crushed waste films and a white oil extraction agent into a closed system for extraction, and discharging an extraction mixed solution after the extraction is completed; s2, filtering the extraction mixed liquid discharged in the step S1, performing low-temperature evaporation on the liquid, condensing the evaporated extraction agent into a liquid state, recycling the liquid state to the step S1, and obtaining the white oil which is completely evaporated and is left at the bottom of the evaporator. According to the method, the high-boiling-point white oil extraction agent is adopted and is not prone to volatilization at the normal temperature, the recovery rate is higher, the extraction white oil and the extraction solvent are separated, recovered and extracted at the specific evaporation temperature and under the negative pressure through low-temperature evaporation, the extraction solvent is recovered through low-temperature evaporation, cyclic utilization of the extraction liquid can be achieved, and loss of the extraction agent is reduced.

The present invention relates generally to a closure system for use in surgical procedures.

A closure having a first flange with first engagement mechanism and a second with a second engagement mechanism disposed between the first end and the second end. The first engagement mechanism configured to engage the second engagement mechanism. A slider configured to selectively engage the first engagement mechanism and the second mechanism when moved in a first direction and disengage the first engagement mechanism from the second engagement mechanism when moved in a second direction. The closure is substantially watertight in the closed position.

A system for transferring fluids, including a syringe adapter having a housing defining a first end, a second end, and a longitudinal axis extending from the fist end to the second end; a cannula positioned within the housing; a seal arrangement movably positioned within the housing; at least one locking element extending from the housing; and a vial adapter releasably attachable to the syringe adapter, the vial adapter including a body with a first end and a second end opposite the first end, wherein the first end is positionable within the housing of the adapter and the second end is configured to attach to a container; and at least one retention element coupled to the body, the retention element configured to rotationally receive the at least one locking element to restrict axial movement of the syringe adapter.

The invention provides a secure data exchange method and system for a closed system. The method comprises the following steps: acquiring a data request of a special data exchange client, performing security verification, if the security verification is passed, performing access permission level comparison, if the comparison is passed, executing data query operation to generate a to-be-exchanged data packet, splitting the to-be-exchanged data packet, encrypting the split to-be-exchanged data packet, generating a server traceability check code, and sending the server traceability check code to the special data exchange client; and the client generates a client traceability check code based on the received encrypted data block and the associated information, compares the client traceability check code with the server traceability check code, and decrypts to obtain plaintext data after the comparison is passed. According to the method, temporary permission fine management and abnormal behavior active monitoring can be provided at the same time, conversion from static protection to dynamic risk assessment and from fixed permission to intelligent permission regulation and control is achieved, the defects of a traditional scheme in the aspects of behavior recognition, permission control, data integrity guarantee and full-link monitoring are effectively overcome, and the method is suitable for popularization and application. And the security of data exchange of the closed system is improved.

Systems for dissolving CO2 into a liquid can be used in various applications. One of the challenges with incorporating CO2 as a treatment strategy is the footprint needed for a basin large enough to use traditional diffuser type technology to dissolve the CO2 at a relative low efficiency. A conical shaped transfer device can be used easily be used on a piping or closed system. The system operates by pumping a side stream of water through a conical shaped gas transfer reactor, such as a Speece Cone, where gaseous CO2 is fed into the cone and broken up into an intense bubble swarm by the velocity of the inlet water. The cone shape design slows the water velocity down to where the buoyant rise velocity of the bubbles is higher than the water velocity which suspends the bubbles inside the cone, providing sufficient contact time for the CO2 to dissolve.

A closed system centrifuge tube is described and discussed herein that enables removal of waste and transfer and removal of samples via one or more ports of the centrifuge tube within the closed system, without exposing the sample to the outer environment. This may enable greater sample retention during sample processing and centrifugation of the sample.

The utility model discloses natural plant effect micromolecule fermentation process display equipment for skin care products, which comprises a display cabinet, and a controller, a transparent material box and at least one process demonstration device are arranged in the display cabinet. The process demonstration device comprises a display screen, a first inductor, a first feeding pipe, a first material returning assembly, a plurality of first demonstration balls and a first driving mechanism, the two ends of the first feeding pipe are communicated with the material box and the first material returning assembly respectively, and the first inductor is arranged at the end, close to the display screen, of the first feeding pipe; when the first sensor senses the first demonstration ball, the controller controls the first driving mechanism to drive the first demonstration ball to return to the material box and controls the display screen to play a pre-stored video. Natural plant effect micromolecules are displayed to people through an electromechanical and multimedia combined closed system, and the process of enriching active substances and achieving the effect of enhancing the effect is achieved through submerged fermentation of microorganisms, so that people know and are familiar with the concept of plant skin care.

A closure system is disclosed for closing a container opening. The closure system includes a stopper member, a cage member for mounting to the container, and a spring member. The stopper member has a plug portion that tightly fits into the container opening and a cover portion that abuts a boundary surface adjacent to the container opening container. The stopper member plug portion is fitted into the container opening, the stopper member cover portion abuts the boundary surface of the container, and the cage member is mounted to the container to hold the stopper member, when the closure system is in an assembled state. The cage and spring members are arranged to position the spring member between the stopper member cover portion and the cage member such that the spring member pushes the cage member away from the cover portion when the closure system is in the assembled state.

The present invention provides an AutoCell Platform (ACP), an advanced, fully automated, functionally closed system designed to revolutionize the manufacturing of genetically modified cell therapies. This innovative platform integrates automation, closed-loop processing, and novel technologies to address the inefficiencies and high costs of traditional methods. Key features include automated centrifugal seeding for enhanced genetic modification efficiency, microbubble-assisted cell selection for precise cell isolation, and a modular design for scalable amplification across clinical and research environments. By reducing production timelines from 30-40 days to less than 3 days and orders of magnitude in cost, the ACP enables instant manufacturing, decentralization, and broader accessibility. Advanced quality control measures and standardized design ensure compliance and consistent therapeutic outcomes. The ACP supports a variety of applications from CAR-T therapies to regenerative medicine, representing a transformative leap in global accessibility of precision medicine and life-saving cell therapies.

The invention relates to a generation method, device, equipment and medium of a natural gas cause identification chart, in particular to the technical field of natural gas exploration, and the generation method comprises the following steps: performing a hydrocarbon generation simulation test on a hydrocarbon source rock sample to obtain gaseous analysis gas; performing natural gas composition analysis, natural gas C6-C8 light hydrocarbon composition analysis and natural gas C1-C5 carbon isotope and hydrogen isotope analysis on gaseous analysis gas, and drawing a gas component-gas component relational graph, a light hydrocarbon component-light hydrocarbon component relational graph and a hydrocarbon gas carbon isotope-carbon isotope relational graph of different closed systems; and screening parameters with differences to establish a natural gas cause identification chart of the high-over mature multi-closed system. According to the generation method provided by the invention, a hydrocarbon generation simulation experiment and oil-gas product chemical analysis are carried out, a multi-closed system natural gas cause identification chart is established, and theoretical support is provided for cover layer closure evaluation in regional oil-gas exploration, regional oil-gas resource evaluation and oil-gas-containing distant view and exploration field evaluation.

The invention discloses a large-inertia closed system inertia hydraulic loading self-adjustment control method, device and equipment, a medium and a product, and the method comprises the steps: S1, in a test bed simulation starting or braking inertia loading stage, on the basis of an energy conservation principle, starting or braking inertia loading is simulated; according to the output power of a closed pump of the closed system or the kinetic energy during braking of large-inertia equipment, the target rotating speed of a motor of the closed system during starting or braking inertia loading is obtained; s2, the target rotating speed of the closed system motor during starting or braking inertia loading serves as input, the rotating speed n1 of the closed system motor is controlled by controlling the opening degree of a proportional servo valve in a closed-loop mode, meanwhile, n1 serves as feedback, closed-loop control over the rotating speed of the closed system motor during starting or braking inertia loading is completed, and the closed-loop control over the rotating speed of the closed system motor during starting or braking inertia loading is completed. And hydraulic inertia loading self-adjustment of the closed system is realized. The hydraulic inertia loading self-adjustment of the closed system can be realized, and a load curve is not needed, so that the problem of inertia loading after the closed system is optimized is solved.

A wireless sensor that can measure properties of a substance and transmits the properties to a remote wireless receiver is disclosed. The wireless sensor can be fully enclosed within a container containing the substance, for example, allowing remote monitoring of the properties of the substance without compromising the integrity of the closed system.

An indoor terrace type cable laying closed system comprises a plurality of subunit systems, an alternating current switch screen and a screen cabinet, subunits are arranged on the front side and the rear side of the screen cabinet at intervals and located below an indoor electrostatic floor, each subunit is divided into two layers, a weak current groove box is arranged on the first layer of a support formed by angle steel, and a weak current groove box is arranged on the second layer of the support. The second layer of the angle steel bracket is provided with direct-current strong-current groove boxes which are arranged in a staggered manner; the subunits are provided with groove boxes of the same type in front of and behind the screen cabinet, and are matched with bridge interfaces of the weak current groove boxes which are arranged at intervals. According to the utility model, the routing requirements of cables with different types and different purposes in important functional rooms of a transformer substation are met, conflicts and overlapping of different cable paths are avoided, the passing degree of various cables is improved, the communication reliability between communication equipment is improved, and the convenience of later maintenance is improved; and a more flexible double-side wiring mode is provided, and the device can be popularized and expanded to other fields.

The utility model provides an energy-saving closed system for controlling cooling and heating of a water flow window, which comprises a water flow window unit, a heat pump unit, a control unit, a cold and heat source supply output unit, a heat exchange unit and a second water pump in the application field of the water flow window, and the cold and heat source supply output unit is used for supplying water to the heat pump unit. The system can intelligently adjust the operation state according to indoor and outdoor environments and personnel demand conditions, cold / heat is supplied for indoor radiation, and the number of indoor cooling and heating loads is reduced; meanwhile, unnecessary high-grade energy consumption is reduced, indoor load capacity and quality coordinated regulation and control are achieved, and the building energy efficiency level is effectively improved; the control method is accurate.

Feed and flush delivery devices are described for use in switching between delivery of enteral feeding fluid and flushing / hydration fluid to a patient, with both fluids being delivered through the same closed system. The delivery devices are simpler, easier to use, and are more cost effective than known prior art valves and control devices. Independent feed and flush lines are typically received by the delivery device, which merges the two lines into a single end delivery line so that either feeding or flushing fluid, but not both at the same time, can be conveyed through the end line, as desired and selected by the user. The delivery device is loaded onto the pumping mechanism of an enteral infusion pump, and can be part of a cassette which is used in combination with a particular brand of infusion pump.

This invention discloses a system and method for separating carbon dioxide gas using a hydrate method. The system includes: a reaction vessel with an inner and outer cavity structure, the outer surface of which is equipped with a constant temperature layer; an external circulation unit that injects a high-concentration TBAB solution into the inner cavity and forms type A TBAB hydrate crystals therein, while the hydrate slurry flows from the inner cavity into the outer cavity and is discharged from the outer cavity for reuse; an inlet unit that injects a low-temperature, high-pressure mixed gas containing CO2 into the inner cavity; and an internal circulation unit that injects a low-concentration TBAB solution into the inner cavity, converting type A TBAB hydrate into type B TBAB hydrate while simultaneously using type A TBAB hydrate crystals as inducing particles to undergo a hydration reaction with the mixed gas in the inner cavity; after the reaction, the hydrate slurry dissolves and captures CO2 while the remaining liquid phase is discharged for reuse. This invention reduces energy consumption and, by adding inducing crystal nuclei, effectively shortens the induction time, achieving a continuous process of introducing inducing crystal nuclei and generating hydrates in a closed system, effectively improving separation efficiency.

A closure system comprising: a pivotable gate (3); a gate post extending in an upright direction and comprising: a mounting foot configured to be mounted on a ground surface; and a bearing frame (11) extending in the upright direction with the pivotable gate being hingedly connected to the bearing frame, the bearing frame comprising at least two support members (52) which are located on opposite sides of the bearing frame; a mainly L-shaped actuator (4a, 4b) which is at least partially positioned inside the bearing frame and comprises: an output member (20, 21) engaging the pivotable gate; and further support members (55), wherein the actuator is supported inside the bearing frame by intercoupling of the support members. By virtue of the support members, the gate post and actuator can be readily assembled without requiring complex operations by common fixation elements.