Abstract: The present disclosure discloses an anti-siphonage water storage device, a sanitary water supply device, and a sanitary cleaning device. The anti-siphonage water storage device is set in a cleaning water path of a sanitary cleaning device, and the anti-siphonage water storage device comprises a water tank for storing cleaning water. The water tank is disposed with a water inlet structure and a water outlet structure, and the water tank is disposed with an overflow structure. A water outlet surface of the water inlet structure is higher than an overflow surface of the overflow structure.

Abstract: This gas turbine plant is provided with a gas turbine and a fuel supply facility. The fuel supply facility is provided with: a liquid ammonia line; a warm water line through which warm water can flow; a vaporizer which can perform the heat exchange between the warm water coming from the warm water line and liquid ammonia coming from the liquid ammonia line to heat and vaporize the liquid ammonia; a heat exchanger which can perform the heat exchange between the warm water in the warm water line and a medium; a heat exchange amount controller which can control the amount of heat exchange between the warm water and the medium to control the temperature of the warm water flowing into the vaporizer; and a gaseous ammonia line which can introduce gaseous ammonia that is ammonia vaporized by the vaporizer into the gas turbine.

Abstract: A fountain system is provided. The fountain system includes a fountain nozzle that includes a body configured to telescope during extension and retraction and a nozzle outlet coupled to an end of the body. The fountain system also includes an extension system configured to actuate the extension and retraction of the body. The fountain system also includes an actuation system configured to activate discharge of a liquid, such as water, from the nozzle outlet. The extension system and the actuation system are discrete systems.

Abstract: A body cleanser is provided. The casing has a switch valve installation position and a spray head installation position for installation of the switch valve and the spray head respectively. A plurality of waterway channels is provided inside the casing and arranged between the switch valve installation position and the spray head installation position. Starting ends of the waterway channels are provided with through holes communicated with water outlet holes of the switch valve. The starting ends of the two waterway channels with a maximum straight-line distance are on a first plane. The starting end of the remaining waterway channel(s) is connected with the corresponding water outlet hole through a respective communication member, so as being located between the starting ends of the two waterway channels with the maximum straight-line distance. The plane where the starting end of the remaining waterway channel is located is parallel to the first plane.

Abstract: A spray rod and an intelligent toilet are provided. The spray rod comprises: a body, a body water passage being formed in the body; a nozzle assembly, arranged separately from the body, the nozzle assembly having a nozzle communicated with the body water passage; a vibration motor, provided in the nozzle assembly, so that the vibration motor drives the nozzle assembly to vibrate when the vibration motor operates, and washing water sprayed from the nozzle at least swings in the transverse direction. The spray rod generates pulsating water in the transverse direction by using vibration, provides a novel flushing water splash, and improves the flushing effect.

Abstract: A sanitary washing device includes a casing, a nozzle, and a nozzle drive unit. The nozzle drive unit advances and retracts the nozzle between a storage position and an advanced position. The nozzle drive unit includes a supporter, a gear, and a cable rack. The supporter includes a rail allowing the nozzle to slide. The gear applies a drive force to advance and retract the nozzle. The cable rack is connected with the nozzle and meshes with the gear. The cable rack includes a nozzle connection part connected with the nozzle. The gear and the cable rack mesh at a meshing part. The meshing part is positioned at a same position in a longitudinal direction as the nozzle connection part or further frontward than the nozzle connection part when the nozzle is at the storage position.

Abstract: A spray washing component for a smart toilet cover and an assembly method thereof are provided. The spray washing component includes a base, a nozzle, and a first motor. A sliding track is disposed on the base. The nozzle has a rack cooperating with the first motor. The first motor drives the nozzle to slide along the base. The first motor is installed at an end away from a jet of the nozzle and drives the nozzle to be displaced through a transmission structure. The transmission structure includes a driving gear, a dual transmission gear, and a conveyor belt. The driving gear is in anti-rotation cooperation with an output shaft of the first motor. The dual transmission gear respectively meshes with the conveyor belt and the rack on the nozzle. The spray washing component and the assembly method solve the large space occupation and insufficient aesthetics of the existing toilet.

Abstract: A WC cistern (1) with a wall (2) which forms a substantially cuboidal water tank (3). An intake (5) with which the water tank (3) can be filled is guided through the wall (2). A shutoff valve (7) is arranged in the intake (5), the shutoff valve interacting with a switch-off device (8) which triggers the shutoff valve (7) when a switch-off level (14) in the water tank (3) is reached. An injector (15) is arranged in the water tank (3) in a construction space (13) above the switch-off level (14). The outflow-side outlet (16) of the injector (15) is led out of the water tank (3).

Abstract: A water control system for a tankless toilet includes a first flush control operating a first control valve, a second control valve, and a first water supply valve. The first control valve is moved by operation of the first flush control. The second control valve and the first water supply valve move by operation of the first control valve. When the first control valve is closed pressurized water is applied to the second control valve and the first water supply valve to maintain them closed. When the first control valve is open the water pressure applied to the second control valve and the first water supply valve is reduced causing them to open. When the first water supply valve is closed pressurized water is prevented from being delivered to a toilet bowl and when open pressurized water is delivered to a bottom jet of the toilet bowl.

Abstract: A sanitary washing device includes a nozzle, a valve unit, a casing, a water supply hose, and a water supply connection part. The nozzle is configured to discharge water toward an ano-genital region. The valve unit is provided on a pipe line between a water supply source and the nozzle. The valve unit includes an electromagnetic valve. The water supply hose is configured to supply water from the water supply source into the casing. The water supply hose is flexible. The water supply connection part connects the water supply hose and the valve unit. The casing has a concave portion recessed upward from a bottom surface of the casing. The concave portion has an upper surface and a side surface extending from the upper surface and facing backward or sideward. The water supply connection part is provided on the side surface of the concave portion.

Abstract: A toilet seat device includes a toilet seat, a casing provided in rear of the toilet seat, and a functional component that ejects liquid or that blows out or suctions gas. The functional component is a private part cleaning device that cleans a private part of a sitting person, a blower device that provides warm air into a toilet bowl, or a deodorizing device that deodorizes an inner portion of the toilet bowl, for example. At least part of the functional component is provided in the toilet seat, and the other part of the functional component is provided in the casing.

Abstract: A flush toilet includes a toilet main body and a tank device, and the tank device includes a storage tank and a tank mounting member to which the storage tank is detachably attached. At a time of attachment of the storage tank to the tank mounting member, an attaching portion of the storage tank is engaged with an attachment-receiving portion of the tank mounting member by the storage tank being lowered onto a base of the tank mounting member from above. Then, when the storage tank is moved in a horizontal direction relative to the tank mounting member, the attaching portion of the storage tank is configured to be fixed to the attachment-receiving portion of the tank mounting member.

Abstract: A combination water outlet device and a toilet are provided. The combination water outlet device comprises a housing, and a spray pipe. The housing is disposed with an inlet and an outlet. The outlet surrounds the spray pipe, the spray pipe comprises a pipe body, a nozzle, and a valve port. At least two water passages are disposed in the pipe body. The nozzle is disposed on a first end of the spray pipe configured to extend out of the housing, and the valve port is disposed on a second end of the spray pipe. The valve port comprises at least two first water inlet holes and at least two valve flaps. The at least two valve flaps are respectively configured to close the at least two first water inlet holes. The inlet comprises at least two water inlet passages and at least two check valves.

Abstract: A method and a wash, clean, dry and protect system are provided for easy handling, for washing, cleansing, drying and/or protecting a body part, and for the delivery of water and/or a cleansing solution to a surface area of a human subject. The built-in cleanser assembly is incorporated onto a wash and clean bidet seat system for washing, cleansing, drying and protecting private body parts of the person.

Abstract: According to one embodiment, a sanitary washing apparatus includes a private part washing nozzle configured to wash a human body private part, a tube configured to supply water to the private part washing nozzle, an incoming water connection part connected to an upstream side of the tube and configured to supply water to the tube, a casing storing the private part washing nozzle, the tube, and the incoming water connection part, and a nozzle wash part configured to wash the private part washing nozzle. The private part washing nozzle is curved upward to be convex, and has a first region positioned frontward of the nozzle wash part in an advanced state in which the private part washing nozzle advances from the casing. The incoming water connection part is provided under the private part washing nozzle, and is rotatable.

Abstract: A nozzle assembly including a body having a top surface; a plurality of water inlets formed on the body and comprising first and second water inlets; a plurality of water outlets formed on the body and comprising first and second water outlets; and a solenoid valve. The first water inlet is in fluid communication with the first water outlet via a first water path, and the second water inlet is in fluid communication with the second water outlet via a second water path. The first water outlet and the second water outlet are concentrically arranged on the top surface, and the first water outlet and the second water outlet are configured to spray water in different patterns. The solenoid valve is configured to control an on and an off of a flow of water through each of the first water path and the second water path.

Abstract: According to one embodiment, a sanitary washing apparatus includes a private part washing nozzle configured to wash a human body private part, a tube configured to supply water to the private part washing nozzle, an incoming water connection part connected to an upstream side of the tube and configured to supply water to the tube, a casing storing the private part washing nozzle, the tube, and the incoming water connection part, and a nozzle wash part configured to wash the private part washing nozzle. The private part washing nozzle is curved upward to be convex, and has a first region positioned frontward of the nozzle wash part in an advanced state in which the private part washing nozzle advances from the casing. The incoming water connection part is provided under the private part washing nozzle, and is rotatable.

Abstract: The toilet device includes a toilet 800 and a sanitary washing device 100 mounted on the toilet 800. The sanitary washing device 100 includes a nozzle 473, a casing 400, a toilet seat 200, a toilet lid 300, and an illuminator 700. When the user operates an operation part 500 built into the interior of the casing 400, the nozzle 473 is advanced into the bowl 801 of the toilet 800. The casing 400 includes a nozzle container 480 that can store the entire nozzle 473. The illuminator 700 irradiates sterilizing light which is light having a sterilizing action. The illuminator 700 irradiates the sterilizing light L directly on the front surface 473a of the nozzle 473 and/or the part 480c of the bottom surface part 480b positioned below the front surface 473a.

Abstract: A flow control valve includes a housing including an inflow port and an outflow port which communicates with the inflow port, a valve body housed in the housing and formed in a cylindrical form, the valve body allowing and prohibiting a fluid to flow between the inflow port and the outflow port by moving in an axial direction, an actuator moving the valve body in the axial direction, and a partition wall arranged between the valve body and the inflow port and causing a flow path from the inflow port to the valve body to be branched towards an outer peripheral side of the valve body.

Abstract: A sanitary washing device includes: a nozzle that injects a liquid so as to wash a local region of a human body; a nozzle washing unit that washes the nozzle with the liquid; a supply flow path that connects a supply source of the liquid and the nozzle; a branch flow path that connects the supply flow path and the nozzle washing unit; a vacuum breaker that is disposed in a flow path that connects the supply source and the nozzle washing unit, in the supply flow path and the branch flow path; and a tank that is disposed in the branch flow path between the vacuum breaker and the nozzle washing unit and accommodates therein a sterilizing agent, a sterilizing component of which is dissolved in the liquid passing through the tank.

Abstract: According to one embodiment, a sanitary washing device includes base and case plates, a case cover, a pivotally supporting unit, and a back cover. The base plate is fixed to a rear part of a toilet bowl. The case plate mounts a washing function part washing a private part of a human body. The case cover covers the washing function part and is fixed onto the case plate. The pivotally supporting unit includes first and second pivotally supporting parts and is fixed to the base plate. The back cover is provided backward the pivotally supporting unit. Front and rear parts of the base plate are fixed to the toilet bowl via first and second position adjusting unit. The case plate is fixed to the base plate via a third position adjusting unit. A fourth position adjusting unit is provided between the pivotally supporting unit and the back cover.

Abstract: The bidet system may include multiple seat scales which may float between the toilet bowl rim and the toilet seat. These seat scales may collect measurements which are transmitted to a controller. The controller may include instructions to calculate a user's center of mass based on the measurements and to identify the position of the user's anus based on the center of mass. The controller may then transmit instructions to a bidet wand directing direct the bidet wand to a position which aims a cleansing fluid spray toward the user's anus. A camera which collects images of the user's anal and urogenital region may also be included in the bidet system. The camera may transmit obfuscated images to the controller to identify other areas of the user's anatomy in need of cleansing. The controller may direct the bidet wand to aim a cleansing fluid spray toward these areas.

Abstract: The toilet apparatus includes a main part and a toilet seat. The main part includes a case cover covering a function part and is attached on a toilet bowl. The toilet seat is attached rotatably to the case cover, and shifts between a closed state and an open state. The case cover includes an extending portion. A height becomes low toward forward. The toilet seat includes a toilet seat main body and a heating part. The toilet seat main body includes a first portion and a second portion. The first portion is positioned in front of the case cover in the closed state. The second portion rises backward from the first portion in the closed state, and overlaps the extending portion. An upper end surface of the extending portion changes to lower a height toward forward and to lower a height toward a side.

Abstract: A sanitary washing device according to an embodiment includes a casing, a water supply pipe, and a recess. The water supply pipe is connected to the casing. The recess is arranged on one of left and right peripheral sides of the casing and forms, on a lower surface of the casing, an open space capable of laying the water supply pipe.

Abstract: A dryer for use with a bidet is disclosed. In one embodiment, a moveable dryer wand emits an air curtain as the dryer wand moves across the bidet bowl beneath the user after cleansing. We further disclose a dryer which produces a second air current which moves air in a different direction than that emitted by the dryer wand and further controls the movement of excess water remaining on a user after cleansing. A dryer that includes moveable dryer wand used in coordination with a moveable bidet wand are also disclosed and claimed herein.

Abstract: A portable bidet can include a bidet tank that can contain a liquid for personal washing, a hand pump, a bidet hose, a control valve with a control lever, an angulated wand that includes a bend with a re-angulation, a spray nozzle, such that the portable bidet can be used by a person sitting on a toilet, such that the angulated wand protrudes downward and rearward between legs of the person, such that the bend of the angulated wand directs the spray of the liquid towards a perineal-genital-anal area of the person. The liquid can include water, and optionally soap and a hemorrhoid treatment composition.

Abstract: An effuser for a plumbing apparatus including a stepper motor, a transmission mechanism connected with an output end of the stepper motor, an effuser connected with the transmission mechanism and configured to spray water from an internal water pipe using a nozzle, wherein the transmission mechanism extends and retracts the effuser by rotating the effuser about an axis transverse to the plumbing apparatus when driven by the stepper motor.

Abstract: An injection member assembly (30) for a bidet includes a movable injection member (40) and a bracket (82) provided with a guiding surface (84) and a driving assembly (60). The driving assembly (60) includes a driving device (62) and a coupling member (64) coupled with the guiding surface (84), and the movable injection member (40) is connected to at least one of the driving assembly (60) and the bracket (82).

Abstract: A remote control device includes operation buttons, detectors, a power generator, a controller, and an output unit. The operation buttons are movable between an ordinary position and a lowermost position and are configured to move from the ordinary position to the lowermost position in response to a push operation. The detectors are configured to detect the respective push operation of the operation buttons. The power generator is configured to generate a power in response to the push operation. The controller is driven by the power. The controller is configured to determine the pushed operation button based on a detection result of the detectors. The controller remotely controls a toilet device by transmitting a wireless signal toward the toilet device. The wireless signal corresponds to the determined operation button. The output unit is configured to produce an output when the power generator has generated the power.

Abstract: According to an exemplary embodiment, a bidet assembly for a toilet generally includes a sprayer, a water supply system, and an arm. The sprayer is configured to spray water. The water supply system is configured to selectively communicate water from one or more water sources to the sprayer. The arm is operationally coupled to the water sprayer and the water supply system. The arm is configured such that rotation of the arm acts to rotate the sprayer and the arm forger comprises a feature configured to allow control of the amount of water flow from the water supply to the sprayer.

Abstract: A spray nozzle system for a bidet includes a nozzle casing and a rotating member within the nozzle casing. The rotation of the rotating member changes a water output pattern of the nozzle. A first inlet pipe to the nozzle casing is positioned to cause the rotating member to rotate upon receiving fluid flow. A second inlet pipe to the nozzle casing is positioned to suppress rotation of the rotating member upon receiving fluid flow. A controller is configured to vary the relative fluid flow provided to the first inlet pipe and the second inlet pipe, thereby controllably varying the water output pattern of the nozzle.

Abstract: This invention comprises a bidet device, including a bidet kit, that can be mounted on a conventional toilet seat. A bidet valve is positioned between a bidet hoop conduit and a water supply conduit. Rotation of the bidet hoop conduit results in rotation of a valve seat relative to a valve stem to permit water to flow through the bidet hoop conduit. Water does not initially flow and only flows as the bidet hoop conduit reaches an extended operative position. Rotation of a handle or lever arm is the only movement necessary to move the bidet hoop conduit and initiate actuation of the valve. The bidet valve includes an actuator with a notch, the sides of which engage a stationary arm attached to the toilet seat to open and close the valve.

Abstract: A method for emptying the rectum by using an electronic sanitary appliance arranged on a toilet, comprises: extending out a rectum flushing nozzle so that it locates underneath of the anus of a user who is seated on the toilet; spraying a first linear water flow to the anus from the rectum flushing nozzle, modifying the relative position between the rectum flushing nozzle and the user's anus so that the first linear water flow aims at the anus; spraying the anus with a second linear water flow from the rectum flushing nozzle to pass through the anus and into the rectum; spraying continuously the second linear water flow and stopping spray of the second linear water flow when the user has a desire to defecate, then the user discharges the substance in the rectum.

Abstract: The device has a line arrangement (2), which possesses an inlet (3) connectable to a supply line and an outlet (4) connectable to a shower arm (5). A heating element (6) serves for the provision of warm water. An energy store (7, 8) is provided, with which the power range for the provision of shower water can be extended. The heating element (6) for the provision of warm water is, in particular, a continuous-flow heater. The energy store (7, 8) is, in particular, a thermal, electrical, electrochemical or chemical energy store. During the shower process, the energy store is available as an additional energy source for the preparation of shower water.

Abstract: A water discharge device generates a large air bubble having a cross sectional area larger than a channel sectional area of a jetting port when the inside of a water storage chamber is viewed from the jetting port. The water discharge device intermittently forms the large air bubble to change a flow speed of a jet flow.

Abstract: A jet apparatus for a toilet includes a base, a fixed support provided with a longitudinal opening, and a mobile support including a longitudinal support body and an installation portion disposed on the support body. The support body is received inside the opening and is capable of moving inside the opening. A jet pipe is rotatably installed on the installation portion of the mobile support and includes a jet pipe body, a nozzle formed at the front end of the jet pipe body, a rotation portion disposed at the rear end of the jet pipe body, and an inlet pipe connected with a cleaning water pipe. A drive motor for driving the mobile support to move is also included, and the jet apparatus further includes a fan-shaped engaging gear disposed on the rotation portion. A matching gear for engaging with the fan-shaped engaging gear is disposed on the fixed support.

Abstract: A combined bidet and toilet system is provided for a toilet in transportation having a spray nozzle and a flow rate restrictor. The spray nozzle is adapted to provide a water supply to clean a user on the toilet. The flow rate restrictor is adapted to regulate the water supply on the basis of a water flow rate through the spray nozzle. The spray nozzle is adapted so that it is extensible on the toilet for use.

Abstract: A sanitary washing device includes: a water discharge nozzle configured to squirt water from a water discharge port; a first channel configured to guide water supplied from a water supply source to the water discharge nozzle; a first channel opening/closing valve provided in the first channel and configured to control passage of water through the first channel; a heat exchange unit provided in the first channel between the first channel opening/closing valve and the water discharge nozzle and configured to heat water passed therethrough; and a draining device configured to drain water in the heat exchange unit toward the water supply source.

Abstract: A sanitary washing apparatus includes a nozzle having jetting water outlets from which water that pulsates by cyclically changing pressure jets, and a pump and a controller that functions as a flowing water adjuster that adjusts flowing water fed to the jetting water outlets in such a manner that first jetting water and second jetting water alternately occur at peaks of the pulsation of the water. With such an arrangement the first jetting water hits an anus and the private parts of a human body in a smaller area with a higher density than the second jetting water, and the second jetting water hits the anus and the private parts in a larger area with a lower density than the first jetting water.

Abstract: A nozzle assembly of a toilet bidet and its control method are disclosed. The nozzle assembly includes: a cleansing nozzle with a cleansing water flow path; a dispensing tube connected with the cleansing water flow path to dispense cleansing water; an actuator including a connector coupled to the dispensing tube and a plurality of polymer driving bodies coupled to the connector, wherein an electroactive polymer is housed within the polymer driving bodies, a pair of electrodes are formed on an outer surface of the polymer driving bodies, and when voltage is selectively applied to the electrodes of each polymer driving body, the electroactive polymer moves toward one electrode to force a corresponding polymer driving body to be bent to thereby adjust a dispensing angle of the dispensing tube; and a voltage supply unit that applies voltage to the electrode of the polymer driving body.

Abstract: The technical unit (1) for a WC comprises a rear interface (3) suitable for mounting said technical unit onto a building-side installation surface (2), and a front interface (5) suitable for mounting a closet body (4) of a sanitary fixture. It comprises one or more load-bearing elements (6) which allow a closet body (4) to be mounted onto the technical unit (1). It additionally comprises a housing, which encompasses the two interfaces (3, 5), and a WC under-shower device (7).

Abstract: In a nozzle device a spray hole for spraying washing water and a pipe forming a first flow path that introduces the washing water to the spray hole is provided. Further, the spray hole is provided in a cover that surrounds the pipe. The cover is integrally formed of a cylindrical metal whose front end is closed. A space between an outer surface of the pipe and an inner peripheral surface of the cover member forming a second flow path that introduces the washing water to the spray hole. Further, the second flow path surrounds surface of the pipe in a circumferential direction of the cover member.

Abstract: A bidet wand includes an arm and a nozzle. The arm includes one or more members, one or more connection tubes, and one or more inlet hoses. The one or more members are arranged in sequence from a first side to a second side and coupled to each other, the one or more members forming insertion portion at the first side. Each connection tube is coupled to and extends through the one or more members from the first side to the second side. Each inlet hose is coupled to one of the connection tubes at the second side and is configured to transfer water from a water source. The nozzle is configured to receive the insertion portion of the one or more members therein. The nozzle and the insertion portion include positive coupling features that are cooperatively configured to engage each other to couple the nozzle to the arm.

Abstract: A sanitary apparatus for intestinal cleansing to be attached to a water faucet (R), comprises a faucet filter (2), a quick coupling (3) connectable to the faucet filter (2) and containing a pressure-relief device. A spiral hose (4) connects the pressure-relief device to a series of devices situated in a rectilinear tube section (16), the series of devices including a temperature control device (5), a flow regulator (6), a metering device (7), a check valve (13) and a rectal nozzle (14) in an end section of the sanitary apparatus. Said end section comprises a semirigid tube (9, 12) sustained by a fixing removable support (10) including a base plate (19) provided with at least a sucker (21) in its lower part, and with U bolt-shaped members (24) clamping the semirigid tube (9, 12) in its upper part.

Abstract: A bidet having a variable nozzle. The bidet includes a linear channel connected to a feed channel through which water is fed, a nozzle part connected to the linear channel and ejecting the water toward an area of the human body to be washed, and a variable channel connected to opposite sides of the nozzle part and feeding the water to the nozzle part while the water to be ejected is pressurized symmetrically on the opposite sides of the nozzle part. Thereby, the bidet can adjust a spreading angle of the water ejected from the nozzle part according to an area to be washed.

Abstract: An anus-washing apparatus includes a valve housing, a valve, a raising unit, and a sprayer. The valve housing includes a hot water inlet pipe, a cold water inlet pipe and an outlet pipe. The valve is inserted in the valve housing for opening and closing the hot and cold water inlet pipes. The raising unit is connected to the outlet pipe. The sprayer includes a hollow axle pivotally connected to the raising unit, a pivotal pipe extending from the hollow axle, and an extensible pipe with an end telescopically inserted in the pivotal pipe and another end defining apertures. The valve is operable to let water into the raising unit to raise the pivotal pipe and extend the extensible pipe to move the apertures from the pivotal pipe to spray water.

Abstract: A multi-functional handheld hygienic device with a J-shaped nozzle and attachment options for alternate use externally on either the genital area as a bidet or the rectal area as a wash and for use internally in the genital area as a douche and the rectal area as an enema. A temperature controlled water tank or water diverter attached to a combined hot and cold faucet supplies temperature controlled water to the nozzle.

Abstract: A sanitary washing apparatus includes: a washing nozzle; and a pressurizing device. The sanitary washing apparatus that performs first and second jetting processes alternately jetted with a prescribed waiting time there between. The pressurizing device makes minimum pressure of water in the second jetting process higher than minimum pressure of water in the first jetting process and makes maximum pressure of water in the second jetting process higher than maximum pressure of water in the first jetting process so that the second water mass is faster than the first water mass. The prescribed waiting time between the first and the second jetting processes is set so that before the first water mass impinges on the human body, the second water mass having faster velocity than the first water mass overtakes the first water mass to enlarge jetting water cross-sectional area of the first water mass.

Abstract: A bidet usable with a water source and mountable to a toilet. The toilet includes a toilet bowl, the toilet bowl defining a bowl inner surface and a waterline defined on the bowl inner surface at an operational level of water in the toilet bowl, the toilet bowl also defining a bowl aperture extending therethrough below the waterline. The bidet includes a piston defining a piston passageway extending therethrough, the piston passageway being couplable to the water source for receiving water therefrom, the piston defining a nozzle for releasing water from the piston passageway. The bidet is operatively mountable to the toilet with the piston extending through the bowl aperture and protruding in the toilet bowl.

Abstract: A jet apparatus for a toilet includes a base, a fixed support provided with a longitudinal opening, and a mobile support including a longitudinal support body and an installation portion disposed on the support body. The support body is received inside the opening and is capable of moving inside the opening. A jet pipe is rotatably installed on the installation portion of the mobile support and includes a jet pipe body, a nozzle formed at the front end of the jet pipe body, a rotation portion disposed at the rear end of the jet pipe body, and an inlet pipe connected with a cleaning water pipe. A drive motor for driving the mobile support to move is also included, and the jet apparatus further includes a fan-shaped engaging gear disposed on the rotation portion. A matching gear for engaging with the fan-shaped engaging gear is disposed on the fixed support.