Abstract: A pressure accumulator has at least one accumulator housing (103) with at least one connection (111; 113) for a pressure medium (149), especially in the form of a fluid that can be accumulated in the accumulator housing (103). A filling material (119) that has hollow chambers or that forms at least one hollow chamber for accommodating at least part of the pressure medium (149) introduced into at least sections of the accumulator housing (103). An interior (117) of the accumulator housing (103) is completely filled with the filling material (119) to such an extent that the filling material (119) contacts the entire surface of a wall (120) of the accumulator housing (103).

Abstract: A plunger pump includes a pump fluid end having a fluid chamber and a suction bore, discharge bore, and plunger bore in communication with the fluid chamber. A plunger is arranged to reciprocate into and out of the fluid chamber through the plunger bore. The plunger has a plunger body with an inner cavity and an insert disposed in the inner cavity such that the combined stiffness of the insert and plunger body is greater than the stiffness of the plunger body. A crank mechanism is coupled to the plunger and operable to reciprocate the plunger.

Abstract: A fluid injector includes a housing and an inlet tube having a portion received in the housing. A primary seal creates a seal between surfaces of the housing, the inlet tube, and an inlet of the injector. A groove is in the housing and a secondary seal is in the groove to defining a seal between the housing and a portion of the inlet of the injector. A recessed portion is defined in the housing and is in communication with the groove. The recessed portion defines a blow-out volume such that when the primary seal is leak tested, an indication of a leak of the primary seal can be detected when the pressurized air moves past the primary seal and forces a portion of the secondary seal to an unsealed position into the blow-out volume.

Abstract: A method of forming a flow restriction in a fluid communication system is disclosed. The method comprises the steps of providing a flow restricting section having a cross sectional area and a length, measuring the flow resistivity of the flow restricting section, and modifying the cross sectional area and/or the length of the flow restricting section until a desired flow resistivity of the flow restricting section is obtained. The method provides the possibility of forming a flow restriction in an easy and cost effective manner, and to subsequently adjust the flow resistivity of the flow restriction, thereby obtaining an accurate flow resistivity.

Abstract: A method of fabricating an injector of a combustion engine includes providing a first base body and a second base body for a valve needle of the injector, forming the first base body such that a first base part with a first stop face is formed, providing an armature with a bore, forming the second base body such that a second base part with a second stop face and a third stop face is formed, disposing a section of the first base part and a section of the second base part in a bore of the armature, disposing the first and second base parts relative to each other such that the first stop face abuts the second stop face, and establishing a fixed coupling between the first and second base parts, wherein the armature is movable between the first stop face and the third stop face.

Abstract: The present disclosure relates to a device for analyzing a fluid sample. In one aspect, the device includes a fluidic substrate that comprises a micro-fluidic component embedded in the fluidic substrate configured to propagate a fluid sample via capillary force through the device and a means for providing a fluid sample connected to the micro-fluidic component. The device also includes a lid attached to the fluidic substrate at least partly covering the fluidic substrate and at least partly closing the micro-fluidic component. The fluidic substrate may be a silicon fluidic substrate and the lid may be a CMOS chip. In another aspect, embodiments of the present disclosure relate to a method for fabricating such a device, and the method may include providing a fluidic substrate, providing a lid, and attaching, through a CMOS compatible bonding process, the fluidic substrate to the lid to close the fluidic substrate at least partly.

Abstract: An irrigation system is disclosed having a pipe and a continuous tape of irrigation emitters that is affixed to an inside surface of the pipe and extends along its length. The pipe includes a plurality of fluid outlet ports, with one output port for each emitter in the tape. Each emitter includes a base member that is affixed to the inner surface of the pipe to create an enclosed fluid flow channel between the inner surface of the pipe and the base member. For each emitter, the fluid flow channel extends from a fluid inlet port, though filtering, flow regulation and collection sections, and to one of the fluid outlet ports formed in the pipe. The flow regulation section is formed as a labyrinth path and established which reduces the deposition of particles in the emitter which can reduce flow and/or clog the emitter.

Abstract: A pressure compensating drip emitter for controlling fluid flow through a hole in an irrigation line includes an enclosing sidewall that has two ends, surrounds a volume, and is formed with an internal ledge between the ends to support an elastomeric membrane. A pressure-reducing fluid passageway that is formed as a labyrinth is provided that includes an outer, annular portion that is in fluid communication with an emitter inlet and an inner annular portion that is in fluid communication with an emitter outlet. The membrane is deformable between a first low-pressure membrane configuration which allows fluid to bypass the inner annular portion in flowing from the outer portion to the outlet. In a second high-pressure membrane configuration, the deformed membrane covers the inner fluid passageway forcing the fluid to flow through both the outer and inner fluid passageway portions.

Abstract: A device for clamping a workpiece on tool includes a ram and a clamp, the ram being selectively actuated by a pressurized fluid. The ram includes a body which, when in use, is secured to the tool and a slide mounted such that it can slide with respect to the body. The clamp is hinged with the slide about a pivot axis. The body includes a front face beyond which the clamp projects when it is in a clamping position in order to clamp the workpiece. In addition, the clamp has a release position which it reaches at least partially by pivoting about the pivot axis. The slide includes a piston and a rod that are assembled to one another. The pivot axis is offset by a predetermined distance with respect to the axis of the rod in the direction of the front face.

Abstract: Fluid flow control devices comprise a body including a central aperture extending along a longitudinal axis therethrough and a plurality of channels extending from an outer sidewall of the body to an inner sidewall of the body. At least one first channel may intersect at least one other channel. Fluid flow control systems, methods of forming fluid flow control devices, and methods of flowing a fluid through a fluid flow control device are also disclosed.

Abstract: The invention relates to a method producing a portioned column by forming a first segment and a third segment into arcuate segments, and attaching these arcuate segments to a second z-shaped segment to from two contiguous volumes with approximately semi-circular cross-sections that combine to form a partitioned, approximately cylindrical segment.

Abstract: In a heat exchanger, fins are simply and accurately positioned in place and heat is efficiently exchanged without increasing manufacture cost, and the plurality of corrugated plate-like fins are disposed in the flow direction of a coolant in a housing. The heat exchanger has: connecting parts, which connect together the adjacent fins among the fins; protrusions formed on the connecting parts; and positioning holes for positioning the fins formed in the housing. The adjacent fins are disposed at predetermined intervals in the coolant flow direction with a predetermined offset amount in the direction that orthogonally intersects the coolant flow direction by fitting the protrusions in the positioning holes.

Abstract: An electrostatic spray device capable of reducing a leakage current is provided. An electrostatic spray device 100 includes a spray electrode 1 configured to spray a material from an end thereof, a reference electrode 2 for allowing voltage application across the spray electrode 1 and the reference electrode 2, a dielectric 10 on which the spray electrode 1 and the reference electrode 2 are provided, and a gap section 11 provided on a surface of the dielectric 10 for providing on the surface of the dielectric 10 a detouring current path between the spray electrode 1 and the reference electrode 2.

Abstract: Regulating valve (10) comprising: a body (11) crossed by a channel (12) for a fluid, a shutter (13) sliding in the body (11), according to a sliding direction (A), between a closing position and an opening position. The shutter (13) protrudes along the sliding direction (A) between a back end (16) and a front end (17), which is provided with a side surface (18) parallel to the sliding direction (A) and coupling with the internal surface (15) of the seat (14). The front end (17) is tubular and has at least one aperture (20) crossable by a fluid according to a normal direction to the sliding direction (A). The aperture (20) has two sides (20a, 20b) which join together to form a cuspid and diverge along the sliding direction (A).

Abstract: A fuel injection head for use in a fuel injection nozzle comprises a monolithic body portion comprising an upstream face, an opposite downstream face, and a peripheral wall extending therebetween. A plurality of pre-mix tubes are integrally formed with and extend axially through the body portion. Each of the pre-mix tubes comprises an inlet adjacent the upstream face, an outlet adjacent the downstream face, and a channel extending between the inlet and the outlet. Each pre-mix tube also includes at least one fuel injector that at least partially extends outward from an exterior surface of the pre-mix tube, wherein the fuel injector is integrally formed with the pre-mix tube and is configured to facilitate fuel flow between the body portion and the channel.

Abstract: The disclosure generally relates to unclamp sensing feedback devices for clamping or holding devices in automatic production lines more specifically to a link clamp assembly. Further, the disclosure also provides the method of achieving feedback to sense fully unclamped condition of the link clamp cylinder.

Abstract: A fluid conveyance system connector includes a body and a tube positioned within the body through which a conveyed fluid flows. A moveable adapter is received in a first space between the body and the tube. The moveable adapter sealingly cooperates with the body and tube to define outer and inner variable volume chambers. The inner chamber communicates with one of an external environment or the conveyed fluid through a first port and the outer chamber communicates with the other of the conveyed fluid or the external environment through a second port such that the pressure in the inner chamber is the pressure exhibited by the external environment or the conveyed fluid and the pressure in the outer chamber is the pressure of the other of the conveyed fluid or the external environment. A differential pressure comprising a difference between the pressure of the conveyed fluid and the pressure exhibited by the external environment applies an inwardly or outwardly directed force to the moveable adapter.

Abstract: An ampoule is disposed within a package, a metal tube is disposed between the package and a lid, one end of the metal tube protrudes to the outside, and a low melting point glass having a through-hole is disposed between the package and lid in order to connect the package and the lid each other. An end of the metal tube is connected to a pump which controls circulation of a cleaning solvent or coating agent. The pump circulates the cleaning solvent or the coating agent between the inside and the outside of the package. The gap between the package and the lid formed when the metal tube is extracted by and extracting melting the low melting point glass is sealed.

Abstract: A connector assembly, riser assembly and method of producing a connector assembly are disclosed. The connector assembly includes a body portion for locating over a flexible pipe and arranged to be connectable to or formed integrally with one or more buoyancy compensating element, and one or more protrusion extending from the body portion and arranged to reduce or interrupt vortex induced vibrations in water surrounding the flexible pipe in use.

Abstract: A holding sealing material includes a laminate of a plurality of mats and a film. The plurality of mats each include inorganic fibers and have a rectangular shape in a plan view. The plurality of mats are arranged in an order of longitudinal length from a shortest longitudinal length to a longest longitudinal length. The film is provided around a longest mat having the longest longitudinal length among the plurality of mats. The longest mat has a first main surface and a second main surface which is on a side opposite to the first main surface and which is in contact with a second longest mat. The film is adhered to the first main surface and longitudinal side surfaces of the longest mat and is adhered to the second main surface to allow the second main surface to be partly exposed.

Abstract: An apparatus comprising a holding unit configured to hold a fuel injector for disassembly, a removal unit and an actuating unit. The removal unit comprises a first removal tool for removing a circlip and ferrule ring from the fuel injector, a second removal tool for removing a cone nut from the fuel injector, and a third removal tool for removing a screw from the fuel injector. The actuating unit comprises a first actuator configured to operate the holding unit, a second actuator configured to move the removal unit, and a third actuator configured to operate the third removal tool.

Abstract: A coating system includes a leveling element and a dispenser assembly. The leveling element extends generally transverse to a substrate advance orientation and is releasably engageable against a substrate support. The dispenser assembly includes an array of side-by-side independent liquid dispensers and an air pressure assembly to supply a common air pressure to each dispenser to cause pressurized dispensing of a coating liquid from each dispenser onto a substrate on the substrate support. The liquid dispensing occurs at least during relative movement between the dispenser assembly and the substrate support and during the relative movement, the leveling element is actuated to uniformize the coating liquid on the substrate.

Abstract: A device according to the present invention can be used for the hydraulic and mechanical connection of a distributor circuit of washing liquid of a trolley carrying objects to be washed to a feed circuit of a washing liquid for a washer machine for objects. The washer machine provides a washing chamber in which to position the trolley which has at least a lateral wall with respect to the direction of insertion of the trolley into the washing chamber. The device comprises a connection member of the distributor circuit, a corresponding delivery or coupling mouth of the feed circuit provided on said lateral wall and at least a connection bushing associable on one side to the connection member of the distributor circuit and on the other side to a corresponding delivery or coupling mouth of the feed circuit that faces inside a washing chamber of the washer machine, so as to determine the mechanical and hydraulic connection between feed circuit and distributor circuit.

Abstract: The present disclosure is directed towards devices, systems, and methods for clearing drain lines. A device comprising a body with an internal cavity extending between a nozzle aperture and a coupling section, the body including a base configured to couple the body to a drain line. A nozzle body disposed within the internal cavity. A bias spring configured to retain the nozzle body in a retracted position, the nozzle body configured to extend into the drain line when the nozzle body is pressurized and the nozzle body including a nozzle configured to expel fluid in a direction of flow of the drain line.

Abstract: A dialysis system includes a filtration system capable of filtering a water stream, a water purification system capable of purifying said water stream in a non-batch process, a mixing system capable of producing a stream of dialysate from mixing one or more dialysate components with the water stream in a non-batch process, and a dialyzer system. The dialyzer may be a microfluidic dialyzer capable of being fluidly coupled to the stream of dialysate and a blood stream.

Abstract: According to one aspect of the invention, a pressure tap assembly includes a passage formed through a wall, a counterbore formed in the passage proximate an inner surface of the wall and a first end of a tube positioned in the passage, wherein a spacer positioned on the tube is positioned in the counterbore and deformed about the inner surface and counterbore to prevent fluid flow between the passage and tube. The pressure tap assembly also includes a second end of the tube disposed proximate a pressure sensing device.

Abstract: A system, including methods and apparatus, for generating droplets suitable for droplet-based assays. The disclosed systems may include (1) a droplet generation component configured to form sample-containing droplets by merging aqueous, sample-containing fluid with a background emulsion fluid such as oil, to form an emulsion of sample-containing droplets suspended in the background fluid, and (2) a droplet reservoir component configured to receive the droplet emulsion from the droplet generation component and then to be separated from the droplet generation component, so that subsequent assay steps may be conveniently performed using the droplet reservoir component. In some examples, the droplet reservoir component may be an industry standard PCR tube or a strip of interconnected PCR tubes.

Abstract: A system and method for achieving lower acoustic output and increased flow output in a synthetic jet device is disclosed. A synthetic jet sub-assembly includes a mounting bracket comprising a top surface and a bottom surface, a first flexible substrate positioned across an opening defined by the mounting bracket and attached to the top surface of the mounting bracket, a second flexible substrate positioned across the opening defined by the mounting bracket and attached to the bottom surface of the mounting bracket, a first plate affixed to an outward facing surface of the first flexible substrate and a second plate affixed to an outward facing surface of the second flexible substrate.

Abstract: An anti-siphon drainage device having a housing forming an internal chamber, an inlet and outlet ports part of the internal chamber and fluidly connected by a primary flow path. A valve seat is associated with the primary flow path, a sloped section extends from the valve seat, and a valve element disposed in the sloped section and can seat in the valve seat to restrict a fluid flow into the primary flow path from the inlet port. A secondary flow path can have an opening near the inlet port and an orifice near the outlet port. A regulator has an aperture to selectively open and close the opening of the secondary flow path. When the valve element is seated in the valve seat and restricting the fluid flow into the primary flow path, the fluid flows into the secondary flow path.

Abstract: A removable bottle closure is set forth. The bottle closure is adapted and constructed to removably seal a container. The bottle closure includes at least one air valve. The air valve is formed to control both liquid and air flow within a container sealed by the bottle closure.

Abstract: A system includes an end cover for a multi-tube fuel nozzle. The end cover includes a first side, a second side disposed opposite the first side, a plurality of fuel injectors disposed on the first side, and at least one pre-orifice disposed within a passage within the end cover between the first and second sides. The pre-orifice is configured to be removed through the end cover from the second side.

Abstract: An umbilicus for use in an umbilicus-drive fluid processing centrifuge system is disclosed, together with a method of making it and a fluid flow circuit including such umbilicus. The umbilicus includes an elongated umbilicus body, a first end fitting defining an interior cavity, an adapter received within the interior cavity and having at least one port extension extending into a fluid transmitting lumen of the umbilicus body, the adapter and end fitting including interfering surfaces to enhance torque resistance therebetween.

Abstract: A device for measuring the concentration of a gas dissolved in an electrical insulation oil comprises a measuring member (2), internally defining a measuring chamber (3) and a conduit (4) to access the measuring chamber (3), a membrane (6) permeable to gases, inserted inside the conduit (4) for insulating the measuring chamber (3) against the oil and allowing gas to pass from the oil to the measuring chamber (3), a sensor (20) located in the measuring chamber (3) for measuring the concentration of gas in the measuring chamber (3), and a reinforcing grid (8) positioned in the conduit (4) for preventing deformation of the membrane (6), where the grid (8) is located at a position adjacent to the membrane (6) on the side opposite to the measuring chamber (3), and has at least one through section (9, 10) for allowing the oil to exert pressure directly on the membrane (6).

Abstract: A fueling device includes a fuel passage-forming member and a flap valve mechanism. The flap valve mechanism includes an opening-forming member attached to one end of the fuel passage-forming member and an opening-closing mechanism to open and close a filler inlet of the opening-forming member. The fuel passage-forming member includes a pipe body containing a resin inner layer in a pipe shape made of a first resin material and a resin outer made of a second resin material, and a welding end formed on an opening end of the pipe body. The opening-forming member includes a cover member that covers the opening end of the pipe body and a welded end formed on an opening end of the cover member and welded to the welding end. The cover member is made of a third resin material welded to either one of the first resin material and the second resin material.

Abstract: A rotary nozzle device (1) for development and rehabilitation of wells (3) is presented. The rotary nozzle device (1) comprises a body (5) with a longitudinal axis (7), a first group (9) of nozzles (23, 25) and a second group (11) of nozzles (27, 29). The body (5) is adapted for being inserted into a well shaft (37) and for supplying a rehabilitating or developing medium (13) to the nozzles (23, 25, 27, 29). The first group (9) of nozzles (23, 25) is arranged at a first distance (15) along the longitudinal axis (7) to the second group (11) of nozzles (27, 29). Therein, at least one nozzle (23, 25, 27, 29) is adjustable in such a way that the angle (a) between the nozzle (23, 25, 27, 29) and the longitudinal axis (7) is variable.

Abstract: A steam diffusing apparatus may include a steam inlet tube having steam-dispersion openings adjacent a lower end thereof and a mass of filaments surrounding the plurality of steam dispersion openings. The steam diffusing apparatus may also include a retaining tube surrounding the mass of filaments, a housing surrounding the retaining tube and having outlet openings therein, and an upper end cap coupled to an upper end of the housing and having an opening therein receiving the steam inlet tube. A lower end cap may be coupled to a lower end of the housing.

Abstract: A method for producing and commissioning a transmission with a water-based lubricant comprises the following steps. A mixture of a vaporizable liquid, a comminuted solid lubricant and a preserving agent (22) are applied (21) to the finished rotary parts (20) and then dried (23), whereby a coating forms on them. The rotary parts with the coating are installed in the transmission housing and the assembled transmission is filled with a cooling liquid (25), which is primarily essentially water. The transmission is put into operation for the first time (27), wherein the lubricant for the further operation is only formed by abrasion of the rotary parts and distribution of the abraded matter in the cooling liquid. The transmission is then ready for operation (28). Furthermore, a lubricant produced by this method is described.

Abstract: Provided is a method for manufacturing a liquid discharge head, the liquid discharge head includes a substrate provided on a surface with a first energy generating part and a second energy generating part for generating energy utilized for discharging a liquid; a first discharge port provided corresponding to the first energy generating part so as to face the surface; a second discharge port provided corresponding to the second energy generating part so as to face the surface; a first wall member which has a wall of a first liquid flow path which communicates with the first discharge port; and a second wall member which has a wall of a second liquid flow path which communicates the second discharge port, wherein a distance between the second energy generating part and the second discharge port is greater than a distance between the first energy generating part and the first discharge port.

Abstract: A self-aligning pick-up head, a method to manufacture a pick-up head and a method of manufacturing a device are disclosed. In one embodiment a pick-up head includes a nozzle having a first end portion and a second end portion and a base tool comprising a collet head, wherein the first end portion of the nozzle is gimbaled to the base tool.

Abstract: A system and method for the packaging of a synthetic jet actuator is disclosed. A synthetic jet actuator is provided that includes a first plate, a second plate spaced apart from the first plate and arranged parallelly thereto, and a housing positioned about the first and second plates and defining a chamber. The housing includes at least one orifice therein such that the chamber is in fluid communication with an external environment. The synthetic jet actuator also includes a mounting mechanism configured to mount the first and second plates within the housing in a suspended arrangement and an actuator element coupled to at least one of the first and second plates to selectively cause deflection thereof, thereby changing a volume within the chamber so that a series of fluid vortices are generated and projected to the external environment out from the at least one orifice of the housing.

Abstract: The present invention is directed to a Continuous Positive Airway Pressure Device as an apparatus configured to provide positive airway pressure in a respiratory circuit that comprises a container configured to be filled to a preselected level with liquids; a drop tube assembly comprising a hollow gas tube rotatably mounted in said container having an upper end extending a static distance outwardly of the container and connected to a respiratory circuit downstream of a user, and a hollow drop tube reciprocally movable upwardly and downwardly in the liquid in response to rotational movement of the gas tube. The container is provided with a gas vent and a liquid fill port.

Abstract: An economical fat, oil and grease removal assembly and method includes a container having a bottom, a top, at least one sidewall, an inlet and an outlet. The outlet is spaced above the bottom and below the top to define a static water level for liquid in the container. The container may include at least one divider. The container further includes a valve at an elevation such that F.O.G. floating on water in the container can flow from the container out through the valve when a valve control is engaged and opened. The assembly further includes an inlet baffle, an outlet baffle and a removable storage tank arranged to accept F.O.G. that is flowed out of the container.

Abstract: A hydraulic expansion chuck includes a basic body, an expansion bush which is received in the basic body and defines a reception space for a tool to be clamped, and a pressure chamber which is delimited between the expansion bush and the basic body. A securing pin is provided, which extends through the basic body and the expansion bush into the reception space. A method for producing a hydraulic expansion chuck is disclosed. First, a basic body is provided with a blind hole, into which an internal thread is cut. Then, an expansion bush is soldered into the basic body. Finally, an orifice is made at the bottom of the blind hole and extends through the material of the expansion bush into a tool reception space which is delimited in the expansion bush.

Abstract: A technique and apparatus for heat dissipation in electrical devices is described. A bulk body may be configured with a plurality of radiating devices so that the bulk body may be divided into smaller bulk bodies to be used in conjunction with other electrical type assemblies to quickly and efficiently provide for a heat dissipation sub-assembly. In one aspect, the bulk bodies may be configured with internal voids such as a duct or tunnel interconnecting at least one input port and at least one output port for aiding in heat dissipation of an electrical device employing bulk body technique.

Abstract: Provided is a manufacturing method of a recycled plate for a sliding nozzle, which is capable of repairing damage of a plate used for a sliding nozzle to extend an endurance period and widens a range of the used plate as a target for recycling. The manufacturing method of the recycled plate performs, on a plate used for the sliding nozzle, recycling processing including impregnating a matrix of the plate that is formed by a refractory brick with liquid containing at least one of tar and pitch, heating the plate impregnated with the liquid to remove a volatile component, grinding a surface of the plate after having been impregnated with the liquid and heated, and bonding a plate material to one surface of the plate after having been grinded.

Abstract: An injection device has a housing which includes a first housing part and a second housing part. The injection device has a receptacle for an injection needle. The receptacle is connected to a drive unit which moves the receptacle between proximal and distal end positions relative to the second housing part. The first housing part has a set piece for placing on the skin before triggering an injection. The first housing part is permanently fastened with respect to the second housing part. In a method for making the injection device, the first housing part is positioned on the second housing part so that the receptacle has a specified position relative to the set piece in the proximal end position thereof, and that the first housing part is permanently fastened in this position opposite the second housing part. A defined insertion depth can thus be ensured.

Abstract: A fuel distributor which is used particularly for fuel injection systems of mixture-compressing, spark ignition internal combustion engines, includes a first half shell and a second half shell. A fuel chamber is embodied between the half shells. A plurality of cups is embodied on the first half shell and/or on the second half shell. The first half shell and the second half shell are connected to each other in a continuous material manner. Such a fuel distributor is especially suitable for medium pressure, particularly between 5 MPa and 7 MPa.

Abstract: The invention relates to an apparatus and a method for magnetic flow cytometry, wherein magnetic units (22, 24) are arranged in a flow channel (10) which is configured, with respect to the channel diameter (100) and the surface condition of the channel inner wall, in such a manner that a flow of a complex suspension can be produced in the flow channel (10) with a laminar flow profile (40). The forces (FM) that can be caused by the magnetic units (22, 24) and the forces (FS) that can be caused by the flow, applied to magnetic markers (26) that are not bound to cells, have the effect of holding back said magnetic markers (26) that are not bound to cells in the front channel section (240) and preventing them from continuing to flow along the flow channel (10) via the cell measuring device (20).

Abstract: A reduced-pressure system for delivering reduced pressure for medical purposes to a desired site and to receive fluids in one instance includes a reservoir having an interior space operable to contain the fluids. A reduced-pressure delivery conduit is placed in fluid communication with the interior space for delivering the reduced pressure to the desired site. A source conduit and a pressure sensor conduit are placed in fluid communication with the interior space. A pressure sensor is placed in fluid communication with the pressure sensor conduit. A reduced-pressure source is placed in fluid communication with the source conduit. A reduced-pressure control unit is associated with the pressure sensor and the reduced-pressure source and is operable to receive pressure data from the pressure sensor and supply data from the reduced-pressure source and to determine when a reservoir-full/blockage condition exists. Other systems and methods are presented.

Abstract: The instant disclosure relates to a door damping apparatus for connecting to a door and an immobile frame. The door damping apparatus includes a shaft seat, a shaft, a cylinder, a piston, a spring unit, a check valve and a throttle valve. The interior of the shaft seat is formed with a fluid passage and a reservoir to store hydraulic fluid. The throttle valve projects into the fluid passage to adjust the flow of the hydraulic fluid, thus allowing the door to be opened smoothly and gently self closes.