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8833 results about "Toilet" patented technology

A toilet is a piece of hardware used for the collection or disposal of human urine and feces. In other words: "Toilets are sanitation facilities at the user interface that allow the safe and convenient urination and defecation". Toilets can be with or without flushing water (flush toilet or dry toilet). They can be set up for a sitting posture or for a squatting posture (squat toilet). Flush toilets are usually connected to a sewer system in urban areas and to septic tanks in less built-up areas. Dry toilets are connected to a pit, removable container, composting chamber, or other storage and treatment device. Toilets are commonly made of ceramic (porcelain), concrete, plastic, or wood.

Fecal specimen collection, preserving and transport device and method

A device for quantitively collecting, preserving, storing and mailing a fresh and wet specimen of fecal or other biological matter for later analysis comprises a simple tubular vessel double sealed at one end by a machine manipulable plug having breakable hollow nib and cover, and that is engaged at the opposite end by a machine manipulable stopper from which a specimen carrying stick axially projects into the vessel through an internal sealable septum spanning a median section of the vessel. The cross-sectional profile of the stick is shaped to form a widened shoulder carrying a resilient washer. The shoulder matingly engages a correspondingly shaped passageway in the septum when the stopper engages the vessel which restricts the amount of specimen passing therethrough. The amount of specimen and preserving fluid are quantitatively balanced and remain so until part or all of the fluid is extracted for analysis either manually by breaking of the sealing nib or automatedly by machine removal of the plug or stopper. Collection by a patient or unskilled person is enhanced by providing the tubular vessel as part of a sample collection and return kit which further contains a disposable paper catch web which is made to be temporarily secured to a toilet droopingly spanning the seat to catch the feces for sampling. The kit also provides a sealable plastic bag and a crush resistant mailing carton. The above components of the kit are carried within a sterile bag until used.
Owner:DNT SCI RES

Surface fluorine-containing nanosphere capable of crosslinking as well as preparation method and application thereof

The invention provides a surface fluorine-containing nanosphere capable of crosslinking as well as a preparation method and application thereof. The surface fluorine-containing nanosphere capable of crosslinking has the structural formula I shown in the specification, wherein a structural unit A contains an alkoxysilane group or an acyloxy alkoxysilane group, and the alkoxysilane group can be bonded or crosslinked with a substrate after being hydrolyzed or enables nanospheres to crosslink; and a structural unit B contains a fluorine group and can be endowed with surface super hydrophobicity and oleophobicity. A material with a super hydrophobicity and oleophobicity surface is obtained through the steps: placing the surface fluorine-containing nanosphere capable of crosslinking into fluorine-containing solvent, adding tetrahydrofuran hydrochloric acid solution and water to mix, and then adding a preprocessed substrate material to react. The water contact angle of the super hydrophobicity and oleophobicity surface of the material is larger than 150 DEG, and the oil contact angle of the super hydrophobicity and oleophobicity surface of the material is larger than 150 DEG, thus, the material can be widely applied to all aspects of production and life, such as electricity, military, buildings, kitchen and toilet appliances and the like. (Formula I).
Owner:GUANGZHOU CHEM CO LTD CHINESE ACADEMY OF SCI

Deodorizing method, deodorizer, method of manufacturing deodorizer, and deodorizing apparatus

PCT No. PCT/JP96/00748 Sec. 371 Date Nov. 15, 1996 Sec. 102(e) Date Nov. 15, 1996 PCT Filed Mar. 22, 1996 PCT Pub. No. WO96/29099 PCT Pub. Date Sep. 26, 1996Hydrogen sulfide is dehydrogenated to generate a HS group and an S group. The HS group is oxidized to generate sulfuric acid, which is bonded to a metal. The S group is polymerized with a CH3S group to generate methyl trisulfide or methyl tetrasulfide, which is adsorbed to an adsorbent. Methyl mercaptan is dehydrogenated, for example, to generate a CH3S group. A portion of the CH3S group is oxidized to generate methanesulfonic acid, which is bonded to a metal. Another portion of the CH3S group is polymerized with the CH3S group itself to generate methyl disulfide, at least a portion of which is adsorbed to an adsorbent. Still another portion of the CH3S group is polymerized with the S group to generate methyl trisulfide or methyl tetrasulfide, which is physically adsorbed to an adsorbent. In this manner, malodor components including hydrogen sulfide and methyl mercaptan can efficiently be removed without producing or release of harmful secondary products. A simple-structure, compact deodorizing apparatus including appropriate metal oxide catalyst and an adsorbent material suitable for achieving the above deodorizing functions is incorporated in a toilet bowl.
Owner:TOTO LTD

Intelligent closestool with Internet of Things function

ActiveCN104047345ASolve the problem of bad smellSolve the problem of embarrassing scenesWithdrawing sample devicesSurgeryCommunication unitUrine collection
The invention discloses an intelligent closestool with an Internet of Things function. The intelligent closestool with the Internet of Things function comprises a closestool basin, a water tank, a water flushing passage, a closestool seat, a closestool cover and a connecting shaft, wherein the water flushing passage is connected between the closestool basin and the water tank, the closestool seat is arranged above the closestool basin, the closestool cover is arranged above the closestool seat, the connecting shaft is arranged above the closestool basin and is connected with the closestool seat and the closestool cover, and the closestool seat and the closestool cover rotate around the connecting shaft. The intelligent closestool with the Internet of Things function further comprises a control unit, a power supply unit, a urine collection mechanism, a urine analysis mechanism, a valve mechanism, an information interaction mechanism and a communication unit, wherein the power supply unit is used for supplying power to the control unit, the urine collection mechanism is arranged in the closestool basin and connected with the control unit, the urine analysis mechanism is connected with the control unit and the urine collection mechanism respectively, the valve mechanism is arranged in the closestool basin and is connected with the control unit, the information interaction mechanism conducts information interaction with the control unit, and the communication unit is connected with the control unit and used for conducting communication with an Internet of Things server. The intelligent closestool with the Internet of Things function has a urinalysis function and can solve the problems of bad smells and embarrassing scenes in the current urinalysis process, and besides users can inquire urinalysis results conveniently.
Owner:SHENZHEN TOPBAND
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