369results about "Air-pressure/air-lock chambers" patented technology

A system and method for automated processing of nucleic acids and other samples includes a disposable container comprising a tray and a flexible barrier. The barrier is configured to seal with a top edge of the tray, providing a closed, aseptic work area within the sealed tray. A pipette head and / or other sample manipulation device can be attached to the inside of the barrier, and the barrier can include an interface for a robotic arm or other device. When the barrier is sealed over the tray, the barrier separates the contents of the tray from the robot or other manipulation device. The barrier can be flexible, and allow the robotic arm to move the pipette head throughout the work area of the tray. All samples, reagents, pipette tips and other tools or devices for processing nucleic acid samples may remain within the closed compartment provided by the container during processing.

A storage facility for semiconductor containers is provided. The storage structure has partitioning walls including a side wall portion extending along a vertical direction, and holding space partitioned off from exterior space by the partitioning walls. Inactive gas enriched air, which contains higher concentration of inactive gas than concentration of inactive gas contained in air in the exterior space, is supplied to the holding space. And a first opening for allowing containers being carried into and out of the storage structure to be moved through the side wall portion is formed in the side wall portion. A first inlet opening is located at a position which is in the exterior space and is adjacent an edge of the first opening. And a first drawing-in device is provided in the storage structure to discharge air drawn in through the first inlet opening into discharge space which is outside the holding space and is divided off from the exterior space.

A modular laboratory cabinet assembly includes a pair of end units in inverted relation to one another, and at least one intermediate module interposed therebetween. A door is pivotably attached to the end units. Each end unit having a plurality of elongated supporting members and the intermediate module is formed with a plurality of columns. In the assembled condition, the supporting members and columns are aligned to form a continuous air-tight passage extending through the entire assembly.

The present invention relates to a laboratory incubator, more particularly, a gassing incubator, comprising an outer housing incorporating a door and an inner housing surrounding an internal chamber, which comprises a floor, a ceiling, three side walls and a lateral surface that is capable of being closed by said door or by an additional, inner door, and in which a flow channel is present, which comprises at least one air inlet opening in an end region and at least one air outlet opening in a different end region, wherein said at least one air outlet opening is formed such that effluent air is guided along at least one of the side walls and / or the lateral surface in the peripheral region of the internal chamber, and wherein a water reservoir capable of being heated is disposed within the flow channel such that air flowing in the flow channel is passed across or through said water reservoir.

An isolator includes a work chamber, a sterilizing substance supply unit, a gas flow channel pressure adjustment unit, a work chamber barometer, and a controller. The controller is configured to control execution of a gas flow channel leak test for checking a gas leak in a gas flow channel based on a detection result by the work chamber barometer after making the gas flow channel pressure adjustment unit increase or decrease the pressure in the gas flow channel, and is configured to control supply of the sterilizing substance by the sterilizing substance supply unit. The controller performs heating of a heater, which accompanies the supply of the sterilizing substance, in parallel with the gas flow channel leak test.

The present invention relates to an externally operated alpha port for a rapid transfer port (RTP) system such as those found in isolation barrier systems. Means are provided for the actuation by the operator of the alpha port door locking system externally of the isolation barrier to facilitate the locking and unlocking of the alpha port door without requiring gloved entry into the isolation barrier. Means are also provided for opening and closing of the alpha port door with the actuation by the operator of a lever external to the isolation barrier.

The present invention relates to an externally operated alpha port for a rapid transfer port (RTP) system such as those found in isolation barrier systems. Means are provided for the actuation by the operator of the alpha port door locking system externally of the isolation barrier to facilitate the locking and unlocking of the alpha port door without requiring gloved entry into the isolation barrier. Means are also provided for opening and closing of the alpha port door with the actuation by the operator of a lever external to the isolation barrier.

Rapid transfer port (RTP) systems for transferring articles between two environments (e.g., an isolator barrier system and a transfer container) are provided. Such systems may be adapted to be mated to one another by a docking operation. More particularly, such systems may provide a container assembly for use with an RTP of the type that does not require the transfer container port (beta port) which mates, for example, with the isolator barrier system port (alpha port) to breach the integrity of the container until attachment to the isolator barrier system port (alpha port 9). The container assembly may have an enclosure that, during docking, is not required to be exposed to the clean environment such as an isolator barrier system.

A controlled environment enclosure comprises a robotic arm manipulation system used to protect and unprotect a fluid path within the controlled environment enclosure. The apparatus allows the fluid path to be protected against dangerous decontamination vapors and chemicals before the controlled environment enclosure is decontaminated, the method not requiring the use of gloves or other means that degrade the integrity of the controlled environment enclosure. The apparatus similarly allows the fluid path to be unprotected for use without the use of gloves, the method not requiring the use of gloves or other means that degrade the integrity of the controlled environment enclosure when decontamination is completed. The apparatus and method allow for the protecting, unprotecting and decontaminating sequences to be automated.

A vacuum lock on a vacuum chamber has a lockable gate opening with a substantially vertical gate and the following characteristics: the gate is a sliding plate displaceable parallel to the opening; the gate is connected via a driving rod on a side oppose the opening and is supported at a distance in the sliding direction; this connection is via a guidance mechanism such that in the presence of a blockage of the closing process, the gate is laterally pressed on a seal encompassing the opening; and a spring element is provided to narrowly compensates the weight of the gate. This ensures that in the event of a operator error or unintentional reaching into the opening during a closing process, injuries cannot occur and a high degree of safety is ensured.

The invention provides efficiently automated incubation devices that reduce the number of powered moving parts in the devices and the amount of air transfer between environments that are internal and external to the devices. Related systems are also provided.

The invention provides an experiment cabin system capable of adjusting atmospheric environmental pressure. The system is characterized by comprising an experiment cabin arranged in a constant-temperature constant-humidity environmental chamber and a positive and negative pressure generation unit, a ventilation adjusting unit, an air purification unit, a meteorological sensor and a system control unit controllable both in and out of the cabin, which are arranged to be communicated with the cabin. Compared to the prior art, the invention has the following advantages: 1, the system can realize control of the environment condition of atmospheric pressure in research and experiments on tobacco and is applicable to control of atmospheric pressure in most regions where people live; 2, the inner space of the system is great, which enables a plurality of staff to simultaneously carry out experiments; 3, the comprehensive air purification unit is provided in the cabin, which enables collection and purification of harmful gas generated after combustion of tobacco to be realized; 4, the system is simple to operate and enables single-key operation and comprehensive information prompting to be realized in normal usage; and 5, security design and humanized design of the system are considerate, an automatic safety device is arranged in the cabin, and hand-operated safety devices are arranged in and out of the cabin.

The present invention relates to a laboratory fume hood, especially a safety cabinet, comprising a working space which is enclosed by a housing and which is closable by an especially movable front window. It comprises a projection apparatus in order to project an image into the working space.

Disclosed is an inspection apparatus that includes a cartridge including a container which is at least partially structured with an elastic member, the container including inside thereof a plurality of rooms to contain solution and a passage to connect the plurality of rooms; and a housing which is arranged with a liquid feeding device which conducts inspection of the solution by applying external force to the elastic member to move the solution in the passage or in at least one of the rooms, wherein the housing is sealed air-tightly from outside air, and the housing is a safety cabinet to which a sterilization filter is provided at an outlet passage thereby that communicates from inside to external of the housing.

There is provided an NBC protection and decontamination system, including an enclosure, an airlock, an airlock compartment, having a ceiling, and including a back-flow collector, an air filtration unit, a compartment inlet valve communicating with the air outlet of the enclosure, an exit valve being provided in the compartment and spaced apart from the compartment inlet valve, and an opening providing controllable passage between the enclosure and the airlock, and an opening providing controllable passage between the airlock and the outside, wherein the airlock compartment is swept by two different airflows, a first airflow originating in the enclosure and a second airflow produced by the filtration unit.

An apparatus and a process for forming a protective barrier seal along a “ring of concern” of a transfer container used with double door systems is provided. A protective substrate is supplied between a “ring of concern” and a safety cover in which an adhesive layer of the substrate engages the “ring of concern”. A compressive foam strip along an opposite side of the substrate engages a safety cover such that a compressive force is maintained between the “ring of concern” and the adhesive layer of the substrate.

The invention concerns a climatic cabinet with specimen storage places and a transporting device and a monitoring device for specimen slides. The invention also concerns a device and a method for the monitoring of a climatic cabinet. The monitoring device is designed, with respect to its form and outside dimensions, so that it can be transported by the transporting system and can be laid on one of the specimen storage places and can be removed from a specimen storage place.That has the advantage that the monitoring device can be moved to any place with the already present transporting device, wherein not only individual specimen slides but also specimen slide cassettes can be taken to their storage places and monitored, as well as stationary and movable storage devices in a position at rest and in operation, such as cassette carrier carousels, and parts of the transporting device itself. Another advantage is to be found in the fact that the filling of the climatic cabinet can take place by means of specimen slide cassettes, instead of an individual filling, and subsequently, a simple identification of the introduced specimen slides can take place.A preferred further refinement of the invention consists in a specimen storage place for the storage of the monitoring device being affixed to the outside of the climatic cabinet, which increases the service life and functioning reliability, since the monitoring device is not constantly exposed to the climate in the climatic cabinet, and furthermore, facilitates maintenance.

An insulated chamber having an interior region for storing items therein includes a phase change material to facilitate controlling the temperature of the interior region and the items. A heating device or cooling device may be used to melt or freeze the phase change material. The phase change material (PCM) may be in various locations such as the walls of the chamber in the form of packets or in the form of containers that serve as shelves and may be removable from the interior region. The packets may have recesses for receiving the items. The phase change material may be within capsules that may be within a liquid or a solid matrix. Controls may be provided to control humidity, oxygen, and carbon dioxide within the interior chamber.

The invention belongs to the technical field of laboratory climate environment adaptability analysis and testing, and particularly relates to a liquid nitrogen evaporation refrigeration large-flow all fresh air compensation system. The system comprises a box body, a liquid nitrogen evaporation refrigeration module and a control module. A compensation air duct is arranged in the box body. The liquid nitrogen evaporation refrigeration module comprises a liquid nitrogen heat exchanger, a water defrosting device and a liquid nitrogen discharging device, wherein the water defrosting device and the liquid nitrogen discharging device are matched with the liquid nitrogen heat exchanger. The compensation air duct is sequentially provided with a filter screen, a compensation fan, the liquid nitrogen heat exchanger and an air valve from an air inlet to an air outlet. The control module is used for controlling the liquid nitrogen evaporation refrigeration module, the compensation fan and the air valve. The liquid nitrogen evaporation refrigeration large-flow all fresh air compensation system can be applied to a civil aircraft engine starting test under the extremely low temperature in a large comprehensive climate laboratory; and the system also has the advantages of high reliability and safety, good controllability, flexible configuration and the like.

The invention relates to intelligentized low-pressure test equipment which comprises a box body, a heating system, a refrigerating system, a vacuum system, an electrical cabinet and an electrical system. A box door is arranged on the front end face of the box body, the box door is in seal connection with the box body, the heating system and a vacuum chamber are arranged on the upper portion inside the box body, an adjustable sample stand is arranged in the vacuum chamber, the refrigerating system is arranged on the lower portion inside the box body, the heating system and the refrigerating system are respectively in line connection with the electrical system, an air circulating system is arranged in the box body, the air circulating system comprises a circulating motor and a centrifugal wind wheel, the circulating motor is arranged outside the vacuum chamber, the centrifugal wind wheel is arranged in the vacuum chamber, the output end of the circulating motor is connected with the centrifugal wind wheel, the circulating motor is in seal connection with the vacuum chamber, and the circulating motor is in line connection with the electrical system. The temperature in the box body is even, the operation is more convenient and simpler, the degree of automation is greatly improved, and safe reliability is high.

A lyophilization nest and method of using the same is described herein. In various embodiments, the lyophilization nest is configured to support one or more receptacles each supporting one or more substances within an interior space of the lyophilization nest. The interior space may be in fluid communication with the exterior of the lyophilization nest through one or more vent holes extending through a surface of the lyophilization nest. Each of the one or more vent holes have a corresponding sealing element configured to selectively form an air-tight seal within the vent holes, such that a controlled environment may be maintained within the interior space when the ambient conditions surrounding the lyophilization nest are not lyophilization conditions. The one or more sealing elements may be operable while the lyophilization nest is positioned within a sealed lyophilizer by depressing the sealing elements into corresponding vent holes to form the air-tight seal.

The invention relates to a device for a tight connection between two housings (1, 2), a first housing (1) comprising a wall (3), an opening (4), a flange (5) and a door (6), and a second housing (2) comprising a wall (7), an opening (8), a flange (9) and a door (10). The flanges (5 and 9) are complementary, and means are used to displace the door (6). Means are used to hold said two doors (6 and 10) against each other, and the housings (1 and 2) communicate between each other via a communication space (13). There is an inner annular critical line (LCi) on the door (6) and an outer annular critical line (LCe) of risk of contamination on the flange (9). The device comprises means (25 and / or 26) that are structurally integrated into the door (6) and / or the flange (9) and can form a separation (25, 26) between the communication space (13) and the inner annular critical line (LCi) and / or the outer annular critical line (LCe), when the door (6) and the door (10) are open.

The invention relates to a deep sea high-temperature high-pressure environment simulator. The deep sea high-temperature high-pressure environment simulator comprises a barrel body with an opening in an upper end, the opening of the upper end of the barrel body is covered with a plug cover, and the plug cover and the barrel body are sealed to form a sealed cavity; a pressurizing opening is formed in the barrel body, a jacket is arranged outside the barrel body, the jacket coats the periphery of the sealed cavity, an inlet for temperature adjusting mediums and an outlet for the temperature adjusting mediums are formed in the jacket, and heat preservation cotton is jointed to the outer wall surface of the jacket and the outer wall surface which is not coated with the jacket on the barrel body; and a plurality of partition boards are fixedly connected to the outer wall surface of the sealed cavity, and are distributed at intervals in the height direction of the sealed cavity, and a diversion hole is formed in each partition board. The deep sea high-temperature high-pressure environment simulator disclosed by the invention can effectively simulate the high-temperature high-pressure environment of deep sea, pressure and temperature can be adjusted, and besides, the deep sea high-temperature high-pressure environment simulator is simple in structure and reliable to work.

An air-conditioning apparatus regulates at least the temperature of at least one room to a predetermined temperature desired value (TRAUM SOLL) by ventilation with heated or cooled supply air. The air-conditioning apparatus has a supply air motor (15) which feeds the supply air through a supply air channel (10) to the room (1) to be air-conditioned, a cooling and / or heating device (30, 40 33) for the cooling or warming of the supply air, and an exhaust air motor (16) which draws the exhaust air from the room (1) to be air-conditioned through an exhaust air channel (11). The desired value (PAB SOLL) for the regulator of the exhaust air motor (16) forms a room excess pressure established with respect to the outside pressure (PA).