Abstract: The invention relates to a slurry wall cutter for producing vertical ground trenches, which can be connected to a carrier apparatus, comprising a frame, a motor unit and a drive unit which is releasably connectable with the frame, wherein the drive unit comprises a carrier structure, at least one gear mechanism arranged on the carrier structure as well as a cutting tool for crushing ground material, which connected to the gear mechanism and drivable by the motor unit, wherein the motor unit is releasably connectable to the drive unit and wherein the frame and the drive unit respectively comprise guide means which are configured in such a way that the drive unit can be pushed laterally into and out of the frame.

Abstract: A work machine includes a hydraulic pump that is driven by an engine and delivers a pressurized fluid, a hydraulic actuator that is operated by the pressurized fluid delivered by the hydraulic pump, a hydraulic accumulator device that accumulates the pressurized fluid discharged from the hydraulic actuator, a differential pressure control valve that is disposed between the hydraulic actuator and the hydraulic accumulator device and generates a differential pressure across the differential pressure control valve between a pressure of the hydraulic actuator and a pressure of the hydraulic accumulator device, a pressure sensor that senses the pressure of the hydraulic accumulator device, and a controller that controls the differential pressure control valve on the basis of a sensing result of the pressure sensor.

Abstract: A curb valve cradle for maintaining operable access to the operating nut of a curb valve with a valve key wrench tool. The cradle has a pair of spaced-apart upstanding arms connected together by a base. Each arm has multiple stop ridges arranged in a vertical series along opposite interfacing surfaces of the arms. A retaining ring with a central opening is matingly slidable between and along the upstanding arms. The retaining ring has a peripheral latch flange protruding radially outward and engageable with the stop ridges. The latch flange and stop ridges are configured to permit the ring to be slid downward between the upstanding arms from the top free ends of the arms and pass the stop ridges and to resist or prevent the ring from being slid upward past the stop ridges.

Abstract: The present invention discloses a push-button type upper water inlet shower column, which comprises an upper fixing seat connected with a water inlet tube, a water inlet channel and a water distribution valve core which can be communicated are arranged in the upper fixing seat, the water distribution valve core comprises a first water outlet hole and a second water outlet hole, and the first water outlet hole and the second water outlet hole can discharge water separately or in combination; the upper fixing seat is provided with a first water outlet channel connected with the first water outlet hole, and the upper fixing seat is provided with a second water outlet channel connected with the second water outlet hole; a lower fixing seat is arranged below the upper fixing seat, a connecting rod that can go up and down is arranged between the lower fixing seat and the upper fixing seat, the upper end of the connecting rod is connected with the water distribution valve core, the lower fixing seat is provided with

Abstract: A shower system installed in a shower installation including a wall and a water supply pipe with a pipe outlet. The shower system includes an adapter, a supply pipe, a shower bar, and a diverter valve assembly. The adapter has an inlet connectable to the pipe outlet on a first side of the wall. The supply pipe is slidably couplable to the adapter, has a supply outlet in fluid communication with the adapter, and is on the second side of the wall. The shower bar has a shower bar inlet fluid connectable to the adapter. The shower bar is on the second side of the wall. First and second shower members are fluidly connectable to the shower bar. The diverter valve assembly is connectable to the shower bar and is operable to direct water to at least one of the first shower member or the second shower member.

Abstract: The anti-urine splattering system for toilets and urinals comprises a sanitary plumbing fixture, a spray head, a first valve, an electronic controller, and an activation control. The spray head may be operable to create a water curtain across an aperture of the sanitary plumbing fixture. The water curtain may prevent splashed urine from exiting the sanitary plumbing fixture during urination. The electronic controller may initiate the water curtain responsive to input from the activation control. The electronic controller may initiate the water curtain by electrically actuating the first valve. In some embodiments, the spray head may be supplied with water from a supplemental water tank via a second valve. As non-limiting examples, the sanitary plumbing fixture may be a toilet or a urinal.

Abstract: The invention provides a modular unit or module (20) for use in an underground water management system. The modular unit or module (20) comprises a prism structure being a polyhedron enclosing a pair of internal members (6, 6?). The internal members (6, 6?) comprise a first member (6) comprising a first arch (9), and a second member (6?) comprising a second arch (9?) located at an angle to and being arranged inverted with respect to the first arch (9). The invention also provides a modular system (100) for use in underground water management, the modular system (100) comprising a plurality of the modules or modular units (20, 20?).

Abstract: The invention relates to a gutter system (1) with at least one frame unit (10), at least one cover unit (20) and at least one first damping element (14), wherein the frame unit (10) has at least one receiving area (12) for arranging the cover unit (20). The receiving area (12) of the frame unit (10) has at least three side walls (12.1; 12.2; 12.3; 12.4; 12.5), wherein the first damping element (14) is provided between the frame unit (10) and the cover unit (20) in such a way that the cover unit (20) is received in the frame unit (10) in a damping manner in at least three spatial directions.

Abstract: A building element adapted to provide thermal insulation between two building parts such as a floor or ceiling slab and a balcony slab is described. The element comprises: an elongate insulating body; a plurality of reinforcing elements passing through and projecting on either side beyond the insulating body so as to be disposed in use within and serve to reinforce each of the two building parts; at least one through apertured formation extending transversely through the insulating body so as to be able to receive in use a post-tensioning tendon member. A building system including at least one such building element, a building structure incorporating such a building system and a method of building are also described.

Abstract: Adaptive buildings and building envelopes having a system of structural members which also function as one or more selectively independent fluidic transport systems. Fluids to be transported such as air, rainwater, potable water, irrigation water, and/or gray water, are moved about the adaptive buildings via the various fluidic transport systems to locations disposed about the adaptive buildings where they are used as needed. Such fluids are also selectively filtered and cleaned by a plurality of filter plate systems disposed about the structure.

Abstract: A modular unit for constructing a modular structure is described. The modular unit comprises a structural frame, which includes at least one upper beam, at least one lower beam, and at least one column extending between said upper and lower beams and connected therebetween. At least one of said upper or lower beams is arranged to define at least one chamber for receiving a building material therein along at least a portion of its length, said column being connected to said portion of said beam. Part of said beam is removed along said portion of said beam to define at least one opening to said chamber.

Abstract: The invention relates to a room cell for use in the modular construction of buildings, which comprises a base plate and side walls enclosing a usable interior space, wherein the load-bearing components of some and preferably all side walls are formed by panels of cross-laminated timber, wherein the room cell comprises a duct for accommodating cables and pipes passing through the room cell from top to bottom, wherein the duct is confined on its bottom by a duct floor or on its top by a duct ceiling, and wherein the duct floor or the duct ceiling comprise a step projecting upwards or downwards, respectively, into the duct.

Abstract: A device for moving a building module along the ground, the device includes: a first frame member and a second frame member, spaced apart from the first frame member. The device also includes a first wheel assembly having at least one first wheel, the first wheel assembly being operatively coupled to the first frame member, and a second wheel assembly includes at least one second wheel, the second wheel assembly being spaced apart from the first wheel assembly and operatively coupled to the second frame member. The device further includes at least one cross-member having a first end removably secured to the first frame member and a second end removably secured to the second frame member.

Abstract: A system and method for forming an easily-erectable modular business cubicle is provided. The system/method involves the use of a rectangularly-shaped tile that has distinct connectors on each of its four sides. On one tile side is a single coupling connector and on the opposite is a multiple coupling connector. On the top is a connector comprising a plurality of elongated parallel grooves and on the bottom is a connector comprising a plurality of elongated parallel tongues corresponding to the top connector. These integrated connectors allow a plurality of these tiles to be releasably coupled to each other, both in a horizontal direction and a vertical direction. In addition, since no tools or separate connectors are required, a variety of cubicle styles can be easily formed and then later the cubicle can be dis-assembled or reconfigured into a new cubicle style. Tiles of different heights, but with the same connector configurations are also provided.

Abstract: A semi-permanent relocatable structure system can be used to construct structures of various sizes and configurations from various components. The components can include leg beams, eave beams, straight roof beams, and apex beams. The width of the structure can be adjusted by interchanging the straight roof beams. The structure can further be customized and adapted over time with various units so as to meet changing needs of the user.

Abstract: A wall and ceiling panel system which utilizes a concealed resilient beam for securing a panel to a wall or ceiling structure is disclosed. A wall and ceiling panel system having features of the present invention can comprise a panel configured for releasable attachment to a latching assembly. The latching assembly can comprise a resilient beam dynamically secured to a base bracket so as to allow the resilient beam to deflect relative to the base bracket during the panel installation and removal process. The panel can comprise a keyed flange having at least one locking slot configured to mate with the resilient beam, with the panel becoming secured to the latching assembly once the panel's key flange is mated with the resilient beam.

Abstract: The invention relates to a surface covering system, and, more specifically, to an improved linear surface covering system. The improvement includes each plank of the system having multi-directionally cut grooves. The improvement further includes clip projections which conform substantially to a notch formed by the multi-directional grooves. The system also includes an improved splice plate for stabilizing two adjacent planks positioned in end-to-end relation.

Abstract: Steel installation parts can replace predetermined regions of reinforced concrete components provided for receiving loads, in particular reinforced concrete beams. The steel installation parts can be arranged in a less dense construction without losing bearing capacity, in order to create space for technical installation elements such as lines, cables and channels.

Abstract: A fastener driving tool and an adapter for a fastener driving tool are described herein for permitting accurate placement of fasteners with respect to an edge of a board (e.g., a top edge of a siding board). The adapter may include an adapter body having a central opening for receiving a head of a fastener driving tool and two or more pins positioned in the adapter body. At least two of the pins are positioned in the adapter body such that, when the central opening receives the head, the pins are equidistant from a center of a barrel through which the fastener driving tool drives fasteners.

Abstract: A set of mutually lockable panels comprises a first panel having an edge including a male part and a second panel having an edge including a female part for receiving the male part of the first panel in unlocked condition of the panels. The male part has an outer side which, in locked condition of the panels, is directed to the second panel in a direction substantially parallel to the front face of the first panel, and an opposite inner side which is provided with a locking surface. The female part comprises a locking member, which is pivotable about a pivot axis that extends substantially parallel to the edge of the second panel and an actuator for rotating the locking member from its unlocked condition to a locked condition of the panels.

Abstract: A vented and water control paneling has improved drainage and integrated ventilation air space. The water control paneling may be fabricated with an omnidirectional relief pattern formed on its back surface. The relief pattern spaces the vented and water control paneling away from a structure to which it is secured, thereby providing an omnidirectional drainage plane between the back surface of the paneling and the structure. The omnidirectional drainage plane provides an unimpeded ventilation and drainage path of water and/or water vapor.

Abstract: The wall jack may comprise a strongback coupler, a horizontal arm, a handrail holder, a support strut, and a support foot. The wall jack may be adapted to couple to a strongback of a concrete form. The strongback coupler may couple to the strongback by hanging on a bolt protruding from the strongback. The horizontal arm may extend away from the strongback coupler in a direction that is perpendicular to the concrete form. The support strut may brace the horizontal arm diagonally between a midpoint of the horizontal arm and the support foot pressing against the strongback at a location that is below the strongback coupler. The handrail holder may retain a handrail post in a vertical orientation. The wall jack may be used in groups of two or more to support scaffold planks or walk boards of a scaffold.

Abstract: A method of spicing together and joining ends of a first member and a second member includes the steps of: arranging the ends of the first member and the second member in side-by-side manner; placing a coupling sleeve over the ends of the first member and the second member; and using a portable, hot-swaged coupling device to heat and crimp the coupling sleeve about the ends of the first and second member, thereby joining the ends of the first and second members.

Abstract: A tensegrity offshore wind power generation support structure is provided, relating to the technical field of offshore wind power. The support structure includes inclined columns, prestressed cables, a rigid support, a floating foundation and anchoring systems. A stable self-balancing space supporting structure is formed by the inclined columns and the cables; the inclined columns inclines outwards, upper parts of the inclined columns are connected with the prestressed cables; the bottom ends of the inclined columns are connected with the floating foundation; the middle parts of the inclined columns are connected with the rigid support; and the floating foundation is fixed with a seabed through the anchoring systems. According to the support structure, a tower in the traditional design is not needed, and all the cables are ensured to be in a tension state through the support of the inclined columns.

Abstract: The invention relates to a fence/railing/gate element comprising a base frame (16) that has a multiplicity of vertical bars (18; 18?) connected to a lower support profile (20; 20?; 20?; 20??; 2??), wherein the lengths of the vertical bars (18; 18?) are greater than the horizontal distance between two adjacent vertical bars (18; 18?). In order to extend the possible uses of such elements, it is provided according to the invention that between two adjacent vertical bars (18; 18?), in each case one flat filling element (24; 24?) is inserted for filling the space between two adjacent vertical bars (18; 18?), the height of which filling element—measured in the direction of the longitudinal extent of the lower support profile (20; 20?; 20?; 20??; 20??)—is greater than its width, wherein the support profile (20; 20?; 20?; 20??; 20??) is arranged vertically below the filling elements (24; 24?) and the region vertically above the filling elements (24; 24?) is open.

Abstract: Disclosed is a water purification, sterilization and disinfection lamp. The lamp includes a lampshade, a base and a cylinder for storing slow-release chlorine tablets. A circuit board and a battery electrically connected with the circuit board are arranged on the base. A solar panel is installed on a surface of the lampshade. The base is covered with the lampshade to form sealed connection. The solar panel is electrically connected with the circuit board. At least one lamp bead is assembled on the circuit board. The irradiation direction of the lamp bead faces the direction of the lampshade.

Abstract: The present disclosure is directed to a combination lock including a housing configured to lockingly receive a locking link. The lock includes a plurality of outer dials and a plurality of inner dials, each selectively coupled to a corresponding outer dial. A spindle is positioned radially internal to the inner dials. A multiplier link is pivotably connected between the spindle and a locking bolt. Some forms of the combination lock include a tactile feedback mechanism and/or a combination reset mechanism.

Abstract: An exemplary product line system includes a common platform and a plurality of component families, each of which includes a plurality of interchangeable component species configured for use with the common platform. The common platform includes an inside drive assembly and a chassis assembly including a chassis and an outside drive assembly. A lockset assembled from the system includes the common platform and a plurality of modular components. Each of the modular components corresponds to a respective one of the component families, and is provided as a selected species of the corresponding component family. The lockset has a function defined by the set of component species installed to the lockset. The function of the lockset can be changed by altering the set of component species installed to the lockset without disassembling the chassis assembly.

Abstract: A dispensing cabinet may include a security panel and a plunger having a disengaged position and an engaged position. The plunger may be secured in the disengaged position by the security panel. The security panel may be released in order to transition the plunger from the disengaged position to the engaged position. The dispensing cabinet may further include a lever configured to interface with the plunger and one or more latch assemblies. The lever may shift upwards in response to the plunger being transitioned from the disengaged position to the engaged position. An upward motion of the lever may release the one or more latch assemblies by rotating, to a limit, a cam bracket included in each of the one or more latch assemblies. The dispensing cabinet may be unlocked by the release of the one or more latch assemblies.

Abstract: A lock assembly comprising: one or more racks, each rack being configured to move along a linear axis between a respective extended position and a respective retracted position; and a drive hub coupled to the one or more racks; wherein the drive hub is configured such that, in an extended position of the one or more racks, the drive hub resists a linear force applied to a rack of the one or more racks from moving the rack towards the retracted position. A lock assembly comprising: one or more racks, each rack being configured to move along a linear axis between a respective extended position and a respective retracted position; and a drive hub having one or more engagement means, each engagement means configured to engage with the one or more racks; wherein in an extended position of the rack, at least one of the one or more engagement means is at an angle of less than 45° from the linear axis.

Abstract: A latch assembly having a base and a paddle. The paddle is rotatably connected to the base to pivot about a paddle axis and has a drive surface offset from the paddle axis. A catch pinion is rotatably connected to the base to rotate about a pinion axis that is generally perpendicular to the paddle axis. The catch pinion has an activation surface positioned such that movement of the drive surface generates a force on the activation surface to rotate the catch pinion about the pinion axis. The catch pinion may have a concave surface to receive a portion of the drive surface as the paddle rotates. A lock may be movably mounted to the paddle, and movable to engage a lock surface on the catch pinion to prevent the paddle from rotating. A lock may be provided to selectively disable the drive surface from rotating with the paddle.

Abstract: An assembly includes a longitudinal rail oriented substantially parallel to a closing plane, in which the a movable furniture door is arranged in the closing position, and a transverse rail arranged transversely to the longitudinal rail. The transverse rail can be arranged substantially parallel to a depth direction of a side space of a stationary furniture part. A fastening device can fasten the longitudinal rail and/or transverse rail to the stationary furniture part. The fastening device has an adjustment device for adjusting the longitudinal rail and/or transverse rail to be substantially parallel to a longitudinal direction of the transverse rail relative to the stationary furniture part.

Abstract: The present invention discloses a refrigerator, including a cabinet, a door for opening and closing the cabinet, and a hinge assembly for connecting the cabinet and the door, wherein the cabinet includes an accommodating chamber and an outer side surface adjacent to the hinge assembly and located on an extension section of a rotation path of the door, a direction from the accommodating chamber towards the outer side surface serves as a first direction, and when the door is in an opening process, the hinge assembly drives the door to move away from the cabinet in the first direction. In the present invention, the door may be driven to move away from the cabinet in the first direction by the hinge assembly; that is, the door moves away from the accommodating chamber, thus guaranteeing an opening degree of the cabinet.

Abstract: A patch fitting for a fire-retardant glass door is disclosed herein. The patch fitting comprises a support sandwiched between a first layer of fire retardant material on a first side of the support and a second layer of fire retardant material on an opposing second side of the support. The support comprises a first attachment means for attaching to a first pane of glass of the fire-retardant glass door on the first side of the support, and a second attachment means for attaching to a second pane of glass of the first-retardant glass door on the opposing second side of the support. The patch fitting is configured, in use, to be at least partially sandwiched between the two layers of glass of the firm-retardant glass door.

Abstract: An opening-closing member controller includes a control unit that executes an initialization process to store at least a fully closed position of an opening-closing member. In the initialization process, the control unit closes the opening-closing member, executes entrapment reversing control one or more times when entrapment is detected to open the opening-closing member, and closes the opening-closing member after the entrapment reversing control to store a position where the opening-closing member locks as the fully closed position.

Abstract: An apparatus for controlling bus doors (14, 16) that are arranged as a pair of doors that move in coordinated relation between door open positions and door closed positions, enables passengers to access an interior area (12) of a bus (10). The apparatus includes an actuator (28, 226). The actuator includes a drive lever (34, 228) that is selectively rotationally movable between rotational positions in which both of the doors are in the open positions and in the closed positions. Exemplary arrangements include at least one controller (128) that is operative to prevent the doors from causing damage to or from being damaged by engagement with obstructions. The controller further enables a bus driver or other authorized user to control access to the interior area of the bus using a user mobile device (144).

Abstract: A door actuator arrangement, comprising a door actuator having an output shaft, with the output shaft having a first face-side end and an opposing second face-side end, a linkage, whose linkage head is fitted on the first end of the output shaft and is connected to the output shaft in a rotationally fixed manner and a connection element. The connection element is connected or can be connected at the first end to the linkage head, protrudes into the output shaft and is accessible at the second end to make a connection between linkage head and output shaft.

Abstract: An actuator for a side door of a motor vehicle is described, which brings about automatic opening or closing of the side door depending on a signal and has a device for holding the side door in any open position. The holding device is realized by a function of the electric motor itself, according to which function the control device initiates a short-circuit function of the motor phases when the motor is activated, which causes a high current flow and thus a high torque for holding the side door open. By short-circuiting the motor phases, no additional components are required, since this is a special activation function of the motor.

Abstract: An in-vehicle device includes: a movable member; a motor that moves the movable member; at least one detection switch that detects movement of the movable member; and a controller that controls the motor based on a detected output of the detection switch. The in-vehicle device further includes: a locking mechanism unit that, upon determination by the controller based on the detected output from the detection switch that the movable member reaches an end point region in a movement direction, locks the movable member, and upon determination by the controller that a main switch is set to OFF, releases the lock; and a motor driver that, after the release of the lock by the locking mechanism unit, upon determination by the controller based on the detected output from the detection switch that the movable member is moved again, drives the motor to move the movable member.

Abstract: A backplate for a door actuator includes at least one first mounting element and a second mounting element, wherein one of the two mounting elements is formed for fastening to a mounting surface, in particular door, casing or wall, and the other mounting element is formed for receiving the door actuator. The backplate also includes, at least one connecting assembly, which in a retaining position, keeps the two mounting elements together and, in a release position, does not keep the two mounting elements together, and at least one shape memory assembly with a shape memory element made from shape memory material, wherein, upon thermal activation, the shape memory assembly moves the connecting assembly to the release position.

Abstract: A security cage includes a first side panel having a first vertical edge that defines a height, a first locking tab extending from the first vertical edge and defining a first upward facing hook, a second side panel having a second vertical edge, a second locking tab extending from the second vertical edge and defining a second upward facing hook. The second side panel is positioned adjacent to and parallel to the first side panel such that the first locking tab is positioned adjacent the second locking tab. A side locking member has a first downward facing hook and a second downward facing hook, the first downward facing hook engaging the first upward facing hook and the second downward facing hook engaging the second upward facing hook to fix the second side panel with respect to the first side panel.

Abstract: A vacuum insulated door for an appliance includes an outer wrapper that defines an evacuation port, An inner liner is coupled to the outer wrapper defining an insulating cavity therebetween. A base is coupled to the outer wrapper adjacent to the evacuation port. A servicing tube has a connecting end and a servicing end. The servicing tube is in fluid communication with the insulating cavity via the evacuation port. The connecting end is coupled to the base. A handle has first and second ends coupled to the outer wrapper and a center portion therebetween spaced-apart from the outer wrapper. The first end is coupled to the outer wrapper proximate the evacuation port. The servicing tube extends along an inner surface of the handle.

Abstract: A ventilator for a window frame profile, the ventilator having an air intake opening and an air passage opening to ventilate a hollow member of a window frame profile, and a window frame profile system comprising a window frame profile and at least one such ventilator.

Abstract: A method for controlling the state of two or more liquid crystal-based switchable windows includes in a first step providing correction data which define a relationship between a state signal and an output voltage level. The correction data is provided for each of the switchable windows and the state of the switchable windows may be adjusted according to the state signal between a minimum and maximum level. In a subsequent step, the state signal is provided which defines the desired state of one or more selected switchable windows. In a further step, a required voltage level is determined for setting the desired state based on the state signal and the respective correction data for each of the one or more selected windows. In a subsequent step d), an AC output voltage is generated having the required voltage level for each of the one or more selected windows.

Abstract: A covering for architectural openings includes a cord drive with a pulley that is supported by a bearing surface which lies in the plane of the cord.

Abstract: A cutting element comprising a polycrystalline diamond table having a first end attached to a substrate at an interface. The second end of the diamond table includes a concave surface, concave indentations, cutting edges at an interface between the concave surface and an outer diameter of the diamond table. Each of the at least two concave indentations intersects the concave surface and extends radially outward from the concave surface to an outer diameter of the diamond table. A method of manufacturing an earth-boring downhole tool includes providing a tool body and securing to the tool body the cutting element as recited in any one of the claims.

Abstract: A bipartite transmission coupler assembly comprising a downhole tool such as a drill pipe having an axial bore comprising a bore wall. The bore wall comprising a first annular groove open to the bore. The coupler may comprise a cylinder comprising an outside wall and an inside wall separated by top and bottom walls. The top wall comprising an annular recess configured to house a transmission assembly. The outside wall comprising a second annular groove configured to align with the first annular groove when the cylinder is installed into the axial bore. An annular spring ring may be housed within the second annular groove such that when the grooves are aligned within the axial bore, the spring ring radially expands at least partially into the first annular groove, securing the elongate cylinder within the axial bore. The cylinder may be divided into a first part and a second part.

Abstract: A self-locking threaded connection partially in a non-locking engagement includes a first and a second tubular component provided respectively with male and female threaded zone at their respective ends. First portions of the female threaded zones with varying thread width and root cooperate together along a self-locking tightening arrangement. A locking region within the threaded connection is located in the middle of non-locking, and radially centered to the pipe body API tolerances in order to withstand high torque and seal performances.

Abstract: A perforating gun used in oil and gas completions operations. A gun string including the perforating gun and one or more additional perforating guns substantially identical to the perforating gun.

Abstract: A double-channel fluid injection apparatus includes a main shaft, a bearing box, and a sealing box. The main shaft includes an outer tube and an inner tube. An internal channel of the inner tube and a vertical through channel constitute a first fluid passageway. The inner tube and the outer tube form an annular gap, and a channel D is radially formed at a lower part of the outer tube and is in communication with the annular gap, thus constituting a second fluid passageway. The bearing box is mounted on a boss of the outer tube. The sealing box includes a sealing cylinder fixedly connected to a lower end of a lower end cap of the bearing box. A channel E in communication with the second fluid passageway is radially formed at a position of the sealing cylinder corresponding to the channel of the outer tube.