Abstract: Included herein are filtration systems that can proactively pulse clean filter elements in response to anticipated changes, such as anticipated changes in filtration performance or anticipated changes in filtration system demand. In an embodiment, a filtration system is included having a filter element mount for a filter element, a compressed gas supply, and a valve, wherein opening the valve results in a pulse of gas directed at the filter element. A control circuit can control the valve. A communications circuit can receive data related to an anticipated change, such as data regarding an anticipated change in filtration performance and/or data regarding an anticipated change in filtration system demand. The control circuit can execute operations based on the anticipated change data such as adjusting a pressure drop threshold and initiating proactively opening the valve in the absence of a pressure drop threshold being crossed. Other embodiments are also included herein.

Abstract: A miniature gas detection and purification device is disclosed for a user to carry with him, and includes a main body, a purification module, a gas guider and a gas detection module. The gas detection module detects the gas in the environment surrounding the user to obtain a gas detection datum, and controls the gas guider to be operated according to the gas detection datum, so that gas is inhaled into the main body and flows through the purification module for filtration and purification, and the gas purified is finally guided to an area nearby the user.

Abstract: Apparatus and associated methods relate to an automatic ordering method including a network-connected machine-readable code scanner identifying a product, and a network-connected weigh scale identifying a current weight of the product, the method further triggering an automatic order process when the current weight crosses a predetermined threshold. In an illustrative example, the automatic order process may send a signal to a user's network-connected personal device containing a notification that the product's current weight has crossed the predetermined threshold. The user may be presented one or more options, for example, regarding product purchase. In some examples, user setup selections may provide input to a function that determines the predetermined weight threshold. Various examples may include a network server. Online merchants providing online ordering of the product may also connect to the network server, for example.

Abstract: A portable air purifier may include an inlet configured to form a path along which air is suctioned, a filter disposed at an upper side of the inlet and configured to purify air which enters through the inlet and moves upward, a sanitizing portion disposed at a lower side of the filter, installed at a height allowing the sanitizing portion to overlap the inlet, and configured to irradiate sanitizing light toward the filter, and a fan module disposed at an upper side of the filter and configured to rotate a fan to blow air in a direction toward the upper side of the filter.

Abstract: Embodiments herein relate to filter restriction indicator (100) for a filtration system. In an embodiment, a filter restriction indicator (100) can have an electronics control cartridge (800) including an internal spacer frame (304), a first circuit board (346), a second circuit board (302) disposed over the first circuit board (346), and a pressure sensor (336) in electrical communication with the first circuit board (346). A filter fluid tube (318) defines a filter fluid channel (348) in fluid communication with the pressure sensor (336). The internal spacer frame (304) can secure the first circuit board (346) at a fixed distance from the second circuit board (302). A lower housing (108) defines an ambient pressure port (310). A cap (102) defines an interior volume (332) into which the electronics control cartridge fits (800).

Abstract: The invention relates to a back-plate for a cooling machine in a reefer container with an improved fan grille, where a grille or grating defines a section formed integral with the back-plate. The grille or grating defined in the back-plate can comprise layers of fibreglass forming the back-plate. The grille or grating can surround holes provided by drilling, cutting or another suitable machining of the back-plate after casting. The grille or grating can be provided by a mesh structure having different mesh sizes. The grille or grating can be provided with a more dense mesh structure in one or more local areas compared to a remaining part of the grille. The grille or grating is provided at an upper part of the back-plate.

Abstract: Methods and related systems for operating a climate control system for an indoor space are disclosed. In an embodiment, the method includes increasing a speed of a fan of the climate control system, and determining a first fitted external static pressure (ESP) function from a first plurality of airflow values and a first plurality of ESP values. Additionally, the method includes obtaining a baseline ESP from the first fitted ESP function, and determining a second fitted ESP function from a second plurality of airflow values and a second plurality of ESP values collected at least one week after the first plurality of airflow values and the first plurality of ESP values are collected. Further, the method includes comparing the first calculated ESP obtained from the second fitted ESP function to the baseline ESP to determine a condition of an air filter of the climate control system.

Abstract: An overhead transport vehicle includes a traveler capable of traveling along a track, and an elevator including a chuck to grip a FOUP and capable of being lifted and lowered with respect to the traveler. The overhead transport vehicle includes a body controller provided in the body to control portions and operations of the overhead transport vehicle, a vibration detector provided in the elevator to detect vibration generated in the elevator, and a vibration monitor provided in the elevator to determine whether a result of vibration detected by the vibration detector is within a permissible range and also output a result of the determining to the body controller.

Abstract: A filtration and purification device includes a main body and one or more filtration passage layer. A plurality of purification chambers is disposed in the filtration passage layer. Each of the purification chambers has a flow-guiding unit, a filtration unit, a gas sensor, and an outlet valve. The flow-guiding unit introduces the gas into the purification chamber, the filtration unit filters the gas, and the gas sensor determines that if the filtered gas reaches a threshold for breathing so as to determine to open the outlet valve to discharge the gas out of the filtration and purification device.

Abstract: A mobile robot is disclosed, including a body, a mop module installed on the body and being configured to clean using water, a water tank removably disposed in the body and being configured to store water to be supplied to the mop module, and a detachable water tank module installed on the water tank. The water-tank detachable module includes a hook engaged with or coupled to the body and an operation button disposed on a surface of the water tank to operate the hook.

Abstract: A surgical gas delivery device includes a filter cartridge interface and a computer controlled control unit configured to control the circulation of surgical gas during endoscopic surgery. The control unit can operate in a plurality of different modes of operation. A tube set for connecting the surgical gas delivery device to one or more end effectors includes a filter cartridge in fluid communication with the tube set. The filter cartridge is seated in the filter cartridge interface of the surgical gas delivery device to communicate surgical gas between the surgical gas delivery device and the one or more end effectors. The surgical gas delivery device includes a reader operatively connected to receive input from a data carrying element of the tube set. The data carrying element, reader, and control unit can launch a specific one of the modes of operation when the filter cartridge is inserted.

Abstract: There is provided a fan assembly comprising a motor-driven impeller arranged to generate an airflow, an air outlet arranged to emit the airflow, a plurality of sensors arranged to measure a value for each of a plurality of air quality characteristics, a display and a processor. The processor is configured to receive measured values for each of the plurality of air quality characteristics, identify one of a corresponding set of intervals within which the measured value falls and select an air quality index value associated with the identified interval. The processor is then configured to identify the highest of the selected air quality index values as a current overall air quality index value and to cause the display to display a time series plot of the current air quality index value and a number of preceding air quality index values.

Abstract: Techniques are disclosed for promoting more desirable fluid flow within a section of pipe between upstream and downstream transducers in a fluid meter (e.g., a water or gas meter). To create better fluid flow characteristics, an insert may be installed within the section of pipe. The insert may be configured with an upper portion and a lower portion that are connected in the manufacturing process. The insert may include mirror supports configured to result in low pressure drop and stable flow conditions. The mirror supports (upstream and downstream) reflect the ultrasonic signals sent between the upstream and downstream piezo transducers. A fluid stabilizer may be connected to one of the upper portion or the lower portion of the insert. The fluid stabilizer may include a conical central portion and four blades to smooth fluid flow between the transducers and associated mirrors.

Abstract: This disclosure describes an on-board oxygen generating system (OBOGS) using open loop control. An example OBOGS includes a concentrator comprising at least two beds and a controller. Each bed has a valve to pneumatically couple the bed between a supply gas source and a vent; The controller receives at least one input signal from at least one sensor aboard an aircraft, and determines a predicted oxygen concentration output from the at least two beds into the based on the received input signals. The controller controls the valves of the at least two beds based on the determined predicted oxygen concentration to adjust charge/vent ratios of the at least two beds.

Abstract: A flow cell system includes a vessel and a fluid located in the vessel. A fluid surface of the fluid can be vented to a first gas pressure. The fluid surface can have a first cross-sectional area. The flow cell system includes a conduit in fluid communication with the vessel and positioned downstream of the vessel. The conduit can have a region that includes one or more orifices and has a second cross-sectional area. The second cross-sectional area can be less than the first cross-sectional area. The one or more orifices can be vented to a second gas pressure. The second gas pressure can be equal to or greater than the first gas pressure. Methods for analyzing a process fluid can include characterizing the fluid in the conduit.

Abstract: A redundant meter measurement system includes a first water sensor configured to measure a first set of water use data and a second water sensor configured to measure a second set of water use data. The system also includes a controller communicatively coupled to the first water sensor and the second water sensor. The controller is configured to receive the first set of water use data from the first water sensor and receive the second set of water use data from the second water sensor. The controller is also configured to store the first set of water use data and the second set of water use data as a collection of water use data. The controller is also configured to enable transmission of the collection of water use data to a remote device.

Abstract: Apparatus and associated methods relate to an automatic ordering method including a network-connected machine-readable code scanner identifying a product, and a network-connected weigh scale identifying a current weight of the product, the method further triggering an automatic order process when the current weight crosses a predetermined threshold. In an illustrative example, the automatic order process may send a signal to a user's network-connected personal device containing a notification that the products current weight has crossed the predetermined threshold. The user may be presented one or more options, for example, regarding product purchase. In some examples, user setup selections may provide input to a function that determines the predetermined weight threshold. Various examples may include a network server. Online merchants providing online ordering of the product may also connect to the network server, for example.

Abstract: A robot cleaner comprising: a cleaner body including a controller, the cleaner body having a dust container accommodation part formed therein; a wheel unit mounted in the cleaner body, the wheel unit of which driving is controlled by the controller; and a dust container detachably coupled to the dust container accommodation part, wherein a first opening and a second opening are disposed at the same height in an inner wall of the dust container accommodation part, wherein the dust container includes: an entrance and an exit, disposed side by side along the circumference of the dust container, the entrance and the exit, respectively communicating with the first opening and the second opening when the dust container is accommodated in the dust container accommodation part; and a flow separating part extending downwardly inclined along the inner circumference of the dust container.

Abstract: An air filtration ceiling fan apparatus includes a ceiling fan unit and an air filtration unit. The ceiling fan unit includes a motor and a plurality of fan blades operably coupled to the motor. The air filtration unit includes a filter element and a filter fan configured to move air through the filter element. The ceiling fan unit is operably connected to the air filtration unit to form the air filtration ceiling fan, and the air filtration ceiling fan is configured to attach to a ceiling.

Abstract: A device for measuring the dust content of an air stream includes a supply line having an inlet opening for supplying the air stream toward a measuring chamber for measuring the dust content. An adjustable flow rate pump is configured for suctioning the air stream toward the measuring chamber. A first measuring system is configured for measuring the velocity, temperature, pressure, and moisture content of the air stream at the inlet opening. A second measuring system is configured for measuring the flow rate, temperature, pressure, and moisture content of the air stream in the measuring chamber. A third measuring system is configured for measuring the dust content in the measuring chamber.

Abstract: The application provides an air purifier comprising a shell assembly having air inlets and air outlets, and a filter assembly, an air inflow guide assembly, a fan and a diffusion air outflow assembly sequentially arranged from back to front. The filter assembly can purify air entering the filter assembly via the air inlets and flowing through the filter assembly. The air inflow guide assembly defines a guide channel between the filter assembly and the fan. The fan generates an air flow that flows into a first receiving cavity via the air inlets and sequentially flows through each assembly. The diffusion air outflow assembly can rotate to guide the air flow to the air outlets, enable the air flow to diffuse outwards and decrease the flow velocity of the air flow. The air purifier expands the purification range of the air purifier and improves the purification effect of the air purifier.

Abstract: A robot cleaner includes a water tank forming a space to store water, a body forming an exterior and having a housing which forms a space in which the water tank is mounted, a pair of spin mops rotatably mounted at a lower side of the body, a first nozzle provided at the housing, a second nozzle provided at the tank and configured to couple to the first nozzle, and a fixing part generating a magnetic force when the tank is mounted in the housing to fix an arrangement of the tank mounted in the housing. The fixing part includes a fixing device (e.g., a magnet or metal) provided around a circumference of the second nozzle and a response fixing device (e.g., a magnet or metal) provided around a circumference of the first nozzle and having a shape corresponding to the fixing device. The first nozzle and the second nozzle are attached to each other by the fixing device and the response fixing device.

Abstract: A passive sampling device is provided that is comprised of a member having a first surface and a second surface opposite the first surface and a hole through the member extending from the first surface to the second surface. An adsorbent material is positioned between two mesh members. The adsorbent material allows for efficient and selective removal of organic molecules, such as, for example, perfluoroalkyl substances.

Abstract: Apparatus for transforming the air exchange load of a higher air exchange rate space into the air exchange load of a lower air exchange rate space, the apparatus including: a housing for mounting to a surface of the higher air exchange rate space; an air inlet formed in the housing; at least one air outlet formed in the housing; a passageway extending through the housing and connecting the air inlet to the at least one air outlet; a circulation fan disposed in the passageway so as to draw the air of the higher air exchange rate space into the air inlet, through the passageway, and return that air to the higher air exchange rate space through the at least one air outlet; and a filter disposed in the passageway for purging noxious substances from the air passing through the passageway.

Abstract: A media sample holder includes a base and a plurality of retention assemblies including retaining tabs and opposing flexible release lever arms, configured to allow attachment of the base to an attachment adapter. The media sample holder can attach a media sample on or near a filter. The media sample holder held in the media sample holder can have a different removal efficiency curve than a removal efficiency curve of the filter. The media sample can be placed at or near the filter for a period of time, then tested to determine the status and/or life of the filter based on the relationship between the remaining life, exposure, or removal efficiency of the filter and the exposure or removal efficiency of the tested media sample.

Abstract: A passive sampling device is provided that is comprised of a member having a first surface and a second surface opposite the first surface and a hole through the member extending from the first surface to the second surface. An adsorbent material is positioned between two mesh members. The adsorbent material allows for efficient and selective removal of organic molecules, such as, for example, perfluoroalkyl substances.

Abstract: Provided is an air cleaner that can take a large amount of air in a large space into a dust collector with good efficiency while being lightweight and having easy maintenance. An air cleaner is provided with a drone and a dust collector. The drone has a main body unit and propellers attached to the tips of frames. The dust collector has electric discharge electrodes and a dust collection electrode. The electric discharge electrodes are connected to a booster unit within a central chamber. The booster unit is electrically connected to a control unit in the main body unit. Electric discharge is formed between the dust collection electrode and the electric discharge electrodes, and dust particles in the air are charged and collected by the dust collection electrode.

Abstract: An air purifying system includes first, second, and third air purifiers controlled independently and a docking station having first, second, and third supports configured to support and charge the first, second, and third air purifiers. The docking station has a vertical backbone, and the first, second, and third supports horizontally extend from the backbone. At least the second and third air purifiers are configured to be separated from the docking station and include handles to assist a user in transporting the second and third air purifiers to separate rooms or indoor spaces.

Abstract: An air cleaner disposed in an indoor space is disclosed. The air cleaner according to an embodiment of the present invention includes a blowing device including a suction port and a discharging port, a fan motor configured to cause air flow, a purification unit installed in the blowing device to clean air, a flow conversion configured to change a flow direction of air discharged from the discharging port, a communication unit configured to communicate with a moving agent moving in the indoor space, and a processor configured to receive feature information collected by the moving agent and associated with a structure of the indoor space, obtain a type of the indoor space by using the feature information, and control an operation of at least one of the fan motor and the flow conversion device by using the type of the indoor space to adjust at least one of an operation mode, a wind direction, and a wind volume.

Abstract: A trap bowl is provided to accumulate liquid droplets from a filter, as a liquid content. The trap bowl includes a transparent vertical prism. The transparent vertical prism includes a face that forms a vertical transparent surface facing against a content of the section. The face can provide a first angle of total reflection when content of the section is a type of gas, and a second angle of total reflection when the content of the section is the liquid content. A light source may emit a light beam incident on the face at an angle of incidence. The angle of incidence results in reflection of the light beam, striking the light receiver, when the face has the first angle of total reflection, and results in refraction of the light beam, missing the light receiver, when the face has the second angle of total reflection.

Abstract: Computer-implemented systems and methods for estimating a replacement status of an HVAC air filter. Outdoor weather data (e.g., outdoor temperature information), is obtained. A Total Runtime Value of the HVAC system is determined based upon the obtained outdoor weather data. Finally, a replacement status of the air filter is estimated as a function of a comparison of the Total Runtime Value with a Baseline Value. By correlating air filter replacement status with an estimated runtime of the HVAC system, a credible predictor of air filter usage is provided. By estimating fan runtime based on easily-obtained outdoor weather data, the methods are readily implemented with any existing HVAC system and do not require installation of sensors or other mechanical or electrical components to the HVAC system.

Abstract: A filter assembly including a housing (15) and a filter cartridge (10). The housing has a housing inlet (16) and a housing outlet (17). The filter cartridge (10) has a filter inlet (11) fluidly connected to the housing inlet (16) and a filter element (12) between a top cap (18) and a bottom cap (19). The top cap (18) and the bottom cap (19) create a circular guiding system. The bottom cap (19) has a first part (19a) that receives the filter element (12) and a second part (19b) that is connected with a mating surface (20) of the housing. The second part has a first circular section (21a) and a second section (21b) and the first section has another shape than the second section (21b), such that the bottom cap (19) cannot rotate in relation to the mating surface.

Abstract: Apparatus and methods are described, including a water trap (28) that includes an inlet portion (40), via which a mixture of gas and water is configured to enter the water trap, and an outlet portion (42), via which the gas is configured to exit the water trap, the inlet portion and the outlet portion being formed separately from one another and being coupled to one another, such as to form a tube (44) that defines a longitudinal axis and that defines an internal hollow volume through which the gas is configured to flow. A membrane filter (46) is disposed in a flat configuration within the tube, between the inlet portion and the outlet portion, such that the membrane filter is substantially parallel to the longitudinal axis of the tube, the membrane filter being configured to prevent the water from passing therethrough. Other applications are also described.

Abstract: Modules for housing electronic and electromechanical medical equipment including a system to measure and record administration of one or more IV medications or fluids for IV administration.

Abstract: A sensor includes an inner channel with: a first portion; a second portion in communication with the first portion; a storage zone in communication with the first portion; a baffle plate extending inside the first portion; the first portion and the baffle plate being sized such that, in an air stream entering the sensor through a first, open end of the first portion and containing first particles with a diameter of 10 ?m or less and second particles with a diameter of more than 10 ?m, the first particles reach the second portion of the inner channel while the second particles reach the storage zone.

Abstract: A system for monitoring service life of a filter may include a respirator configured to be worn by an individual. The respirator may include a face mask and a filter housing that retains a filter within a filter chamber. A sensor assembly may be configured to monitor gas from the filter chamber. A respirator filter sampling port assembly is configured to adaptively connect the filter housing to the sensor assembly. The respirator filter sampling port assembly may include an adapter that removably secures to the filter housing, and fluidly couples the filter chamber of the filter housing to the sensor assembly.

Abstract: Modules for housing electronic and electromechanical medical equipment including a system to measure and record administration of one or more IV medications or fluids for IV administration.

Abstract: An air filter including a visually uniform filter life indicator (30), the air filter (1) comprising: a conformable, unframed air filter media (10) that is installable on at least a portion of an upstream face (11) of a filter-support layer of an air-handling system, wherein the conformable, unframed air filter media comprises at least one passivated area (20) that provides a visually uniform filter life indicator of the air filter. Filter life indicators are used in order that aspects of the filtration performance of an air filter can be monitored.

Abstract: The present invention discloses a unit for validating an in situ decontamination effect, including a connecting end. A left end of the connecting end is in communication with any space that needs gas decontamination. A right end of the connecting end is connected to a closed isolation damper. A right end of the closed isolation damper is connected to a hollow decontamination validation chamber. A sealing cover is sleeved over an outer wall of the decontamination validation chamber. A mesh cup is placed inside the decontamination validation chamber, and the mesh cup is used for placing a bioindicator. In addition, the present invention further discloses a device for filtering biologically contaminated air, including a unit for validating an in situ decontamination effect and a hollow box installed with a high efficiency particulate air (HEPA) filter. The unit for validating an in situ decontamination effect is in communication with the hollow box.

Abstract: A fragrance delivery apparatus contains: a body, a fan, a power base, and a case. The body includes an accommodation chamber defined therein, a receiving groove formed above the accommodation chamber, an air vent arranged on a first side of the body and communicating between the accommodation chamber and the receiving groove, and multiple elongated orifices formed on a second side of the body opposite to the first side of the body and communicating with the accommodation chamber. The fan is accommodated in the accommodation chamber and draws external gas from the multiple elongated orifices. The power base is connected with the body and shields the accommodation chamber, and the power base is configured to supply power and is electrically connected with the fan. The case is removably connected outside the body and includes a spray nozzle which is in communication with the receiving groove.

Abstract: A monitoring system for a heating, ventilation, or air conditioning (HVAC) system of a residential or commercial building includes an evaporator unit device and four temperature sensors. The evaporator unit device includes an electrical sensor that measures current supplied to a circulator blower of the HVAC system. The measured current from the first electrical sensor is used to diagnose a problem with the circulator blower. The first temperature sensor that measures a temperature of refrigerant flowing between a condenser of the HVAC system and an expansion valve of the HVAC system. The second temperature sensor measures a temperature of refrigerant flowing between an evaporator and a compressor. The third temperature sensor measures a temperature of air flowing away from the evaporator. The fourth temperature sensor measures a temperature of air flowing toward the evaporator. The evaporator unit device transmits sensor data to a remote monitoring service over a data network.

Abstract: Disclosed is a device for purifying gas from a crankcase of an internal combustion engine, which includes: a transfer wall having a wall portion with a least one narrow accelerated-distribution opening; one gas-flow deflection wall placed behind the transfer wall and defining an impingement and guide surface; an auxiliary opening separate from the narrow opening, made in the transfer wall; and a bypass valve movable to meet a return member and provided to close the auxiliary opening via closure element for moving closer to the surface, the return member extending in the impingement chamber and having a portion that pushes behind the auxiliary opening in the event of overpressure upstream of the transfer wall.

Abstract: A manifold including a filter element for filtering medical waste. A housing may include a rim having a width larger than a height to define a non-circular outlet opening. A catch including a distally-directed surface may be positioned proximal to a proximally-directed surface of an arm, proximal to the rim, proximal to a proximally-directed surface of a spine, and proximal to a distally-directed surface of a lock element. The proximally-directed surface of the spine may be a ramped surface. The rim and the catch may be spaced apart by a void, and the rim may be positioned below the catch. The housing may include body portion, a first leg extending proximally from the body portion, and a second leg spaced apart from the first leg to define the void. The rim may be on the first leg, and the catch may be on the second leg.

Abstract: The honeycomb structure includes a pillar-shaped honeycomb structure body having porous partition walls 1 defining a plurality of cells and a circumferential wall, and a pair of electrode members disposed on the side of a side surface of the honeycomb structure body. The pair of electrode members contain metal silicon and boron, at least a part of the electrode member is made of a composite material including, as a main component, silicon containing 100 to 10000 ppm of boron in silicon. In the composite material which is comprised the electrode member, a volume ratio of the silicon containing 100 to 10000 ppm of the boron in the composite material is 70 volume % or more. An electric resistivity of the electrode member made of the composite material is from 20 ??cm to 0.1 ?cm.

Abstract: A portable electronic device with a smart air purifier is provided with an electronic device body having a display surface, a back surface and a side jointed with the surfaces. The smart air purifier is embedded in the electronic device body. The smart air purifier includes a container, a fan, an air cleaning device, an air quality receiver, a tracking device, an adjustable opening, and a control panel. The container includes an air inlet formed on the back surface, an air outlet formed on the display surface, and an opening formed on the side. The fan draws air from the inlet to provide an airflow. The air cleaning device filters the airflow. The air quality receiver detects quality of the airflow. The tracking device tracks the user. The adjustable opening is disposed at the air outlet of the container. The control panel controls the fan and the adjustable opening.

Abstract: A fan coil includes a humidification unit having an inner container, an outer container, a water supply conduit, and a shut off valve. The inner container includes a water supply for a water mist production member and an inner container water level detector. The outer container includes a reservoir and an outer container water level detector, and the outer container is positioned to receive water which leaks from the inner container. The water supply conduit is connectable to a source of water and is in fluid flow communication with the inner container. The shut off valve is provided in the water supply conduit. The shut off valve is in a closed position when the inner container water level detector senses a high water level in the inner container or when the outer container water level detector senses a high water level in the outer container.

Abstract: A method for controlling purification of air, includes: acquiring a target quality of air to be purified; determining a current quality of the air to be purified, and determining a workload for an air purifier according to the target quality and the current quality; calculating a purification duration for the air purifier to complete the workload according to a purification efficiency of the air purifier; and starting the air purifier, and displaying in real time a remaining time to complete the workload according to the purification duration.

Abstract: A liquid ejecting apparatus includes a liquid ejector that ejects a liquid, a liquid supply flow path that connects a liquid supply source and the liquid ejector, a plurality of branch flow paths provided in the liquid supply flow path, filters that are disposed separately in each of the branch flow paths, and a flow path opening/closing mechanism that opens and closes the branch flow paths.

Abstract: A device for processing a sample comprises a blister defined by first and second walls. The first wall is flexible allowing the blister to be divided into one or more sealed regions by an external pressure applied to a portion of the first wall. The external pressure is applied in the form of a 2-dimensional shape to form a sealed region having that shape.

Abstract: An autonomous coverage robot includes a cleaning assembly having forward roller and rearward rollers counter-rotating with respect to each other. The rollers are arranged to substantially maintain a cross sectional area between the two rollers yet permitting collapsing therebetween as large debris is passed. Each roller includes a resilient elastomer outer tube and a partially air-occupied inner resilient core configured to bias the outer tube to rebound. The core includes a hub and resilient spokes extending between the inner surface of the outer tube and the hub. The spokes suspend the outer tube to float about the hub and transfer torque from the hub to the outer tube while allowing the outer tube to momentarily deform or move offset from the hub during impact with debris larger than the cross sectional area between the two rollers.