WO2021240031A1 - Séchoir à mains recouvert anti-éclaboussures et antibactéries - Google Patents

Séchoir à mains recouvert anti-éclaboussures et antibactéries Download PDF

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Publication number
WO2021240031A1
WO2021240031A1 PCT/ES2021/000023 ES2021000023W WO2021240031A1 WO 2021240031 A1 WO2021240031 A1 WO 2021240031A1 ES 2021000023 W ES2021000023 W ES 2021000023W WO 2021240031 A1 WO2021240031 A1 WO 2021240031A1
Authority
WO
WIPO (PCT)
Prior art keywords
frame
hand dryer
air
hands
drying chamber
Prior art date
Application number
PCT/ES2021/000023
Other languages
English (en)
Spanish (es)
Inventor
David MONTAÑA SERRA
Original Assignee
Montana Serra David
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Montana Serra David filed Critical Montana Serra David
Publication of WO2021240031A1 publication Critical patent/WO2021240031A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47K—SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; TOILET ACCESSORIES
    • A47K10/00—Body-drying implements; Toilet paper; Holders therefor
    • A47K10/48—Drying by means of hot air
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
    • A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
    • A61L2/08—Radiation
    • A61L2/10—Ultra-violet radiation
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
    • A61L2/16—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
    • A61L2/18—Liquid substances or solutions comprising solids or dissolved gases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/02—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
    • E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
    • E03C1/02—Plumbing installations for fresh water
    • E03C1/04—Water-basin installations specially adapted to wash-basins or baths
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
    • E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
    • E03C1/12—Plumbing installations for waste water; Basins or fountains connected thereto; Sinks
    • E03C1/18—Sinks, whether or not connected to the waste-pipe

Definitions

  • the invention consists of a hand dryer configured to hygienically dry the wet hands of a user, after washing, avoiding the splashing of water, and comprising a closed chamber with a single opening for the insertion of the hands.
  • the field of application of the present invention is framed in the sector of automatic cleaning devices, more specifically in the sector of devices for drying hands by pressurized air.
  • hand washing is a fundamental hygiene measure for the prevention of infections and to prevent the spread of contagious diseases, since it eliminates bacteria and microbes that may be present on said hands. and, therefore, reduces or prevents the possibility of getting sick, preventing the spread of these microbes and bacteria between people.
  • SUBSTITUTE SHEET (RULE 26) closer, such as the bathroom floor and walls, even to other users.
  • the polluting factor of the environment must be added, not only with the macroscopic physical particles described but also with volatile particles that are dispersed in the ambient air that is breathed in public toilets.
  • low pressure hot air wall hand dryers which can comprise different types of configurations, but all of them are characterized by generating an open air flow in the room. stay in which they are.
  • a solution of these dryers to avoid the expulsion of a flow of contaminated air on the user's hands is the use of filters that block the passage of the particles present in the environment to the interior of the dryer, however, they do not prevent said flow of air impacts on nearby particles, generating a turbulent regime, reaching said particles on the user's surface.
  • filters that block the passage of the particles present in the environment to the interior of the dryer, however, they do not prevent said flow of air impacts on nearby particles, generating a turbulent regime, reaching said particles on the user's surface.
  • filters only completely decontaminated air is achieved in the interior duct of the hand dryer between the inlet and the outlet, thus vanishing the hygienic purpose of the filtering.
  • Some hand dryers increasingly present in mocado are known as high pressure wall hand dryers, such as that collected in document US 9060657 B2.
  • This document describes a dryer which is arranged in a V-shape and which comprises two nozzle sections on each of its sides, for the expulsion of
  • the present invention describes a hand dryer comprising.
  • a frame preferably formed by metal sheets or plates, or rigid material such as plastic, which constitute the support of the elements comprised inside the frame;
  • At least one air flow generator motor configured to suck air from outside the frame and direct it towards at least one outlet orifice
  • a drying chamber inside the frame configured to place the hands of a user inserted through the opening; where ti minus one outlet orifice is located in the opening, preferably on a perimeter thereof, being configured to release the air extracted by the generator motor; and where the drying chamber is configured to collect all the water from the hands of the
  • SUBSTITUTE SHEET (RULE 26) user, preventing splashes outside the frame and channeling all the air expelled through the air at least one outlet hole into said frame, without air leaks or backflows.
  • the at least one outlet orifice may be a single, narrow and elongated slot in all or part of the opening, or a plurality of slots or holes, distributed throughout the opening, since any of these embodiments is suitable for the operation of the dryer. .
  • the outlet port located in the opening releases the strip in a direction towards the interior of the drying chamber. In other words, in the event that air came out without the presence of the hands to be dried, all that air would be directed towards the interior of the drying chamber, preventing its spread to the outside.
  • the generator motor directs the air towards the outlet orifice by means of a channeling element selected from:
  • nozzle configured to increase the pressure and speed of the air sucked in by the generator motor
  • both the generator motor and the channeling element are located inside the frame, thus, no external connection is necessary between said connected elements, as they are all assembled in the same frame.
  • the hand dryer comprises three nozzles, connected to the generator motor, that is, the air extracted by said motor is directed towards said three nozzles instead of one.
  • the hand dryer comprises two upper openings configured to insert each of a separate user's hands, and
  • SUBSTITUTE SHEET (RULE 26) preferably in a relaxed position, in the drying chamber, in a direction perpendicular to said openings, and the outlet orifices preferably comprising two slots each located on a perimeter of the openings, and said slots assembled to the nozzles. More preferably, the outlet ports comprise four slots, two for each opening. In this way, the distribution of the tire expelled through the grooves, coming from the generator motor, is increased in pressure, speed and better distributed in each hand.
  • the hands comprise an oblong shaped section with an inner end that is wider than an outer end.
  • the shape of the openings adjusts to the cross-section of the hands and their natural position.
  • the openings comprise a conical shape that facilitates the introduction of the hands into the interior of the drying chamber, and makes it difficult for drops to escape from the hands when drying occurs, the sections being slightly oblong. Inclined, symmetrically, with respect to the center of the dryer.
  • the dryer comprises an inlet filter HEPA (High Efficiency Particutate Air), anti-bacteria, anti-virus and anti-allergen, configured to filter the air drawn in by the generator motor from outside the frame.
  • HEPA High Efficiency Particutate Air
  • anti-bacteria anti-bacteria
  • anti-virus anti-virus
  • anti-allergen configured to filter the air drawn in by the generator motor from outside the frame.
  • the inlet filter fulfills the functions of preventing obstructions in the suction motor, as well as in the nozzles and in the outlet ports.
  • the hand dryer comprises a suction motor connected to a fan, said motor located in a suction chamber, which is located inside the frame.
  • the suction motor is configured to suck the air released through the at least one outlet orifice, lead it through the drying chamber to the suction chamber through a lower channel of an intermediate plate that separates said chambers, and expel it to the outside of the frame.
  • SUBSTITUTE SHEET (RULE 26) frame of the hand dryer through the upper openings, thereby preventing the release of bacteria or micro-organisms from drying into the environment.
  • both the generator motor and the vacuum motor are electric, so that the generator motor comprises a high-frequency intermittent pressure system of air to improve the speed of drying hands, while the vacuum motor operates continuously.
  • the dryer is configured so that, when introducing the hands through the upper openings, the suction motor is activated first than the generator motor, thus The aspiration occurs before the blow of the outgoing air through the outlet holes towards the hands.
  • the hand dryer comprises a HEPA, antibacterial, antiatorgenic and antiatergenic outlet filter, configured to filter the air expelled by the suction motor.
  • the hand dryer comprises a disinfection means comprising at least one disinfectant fluid reservoir, preferably located inside the frame, and at least one disinfecting fluid spraying or spraying means configured to expel said fluid over the opening.
  • the disinfection means comprises two disinfectant fluid reservoirs, as well as two spraying means, one for each opening.
  • Said tanks are located in an upper part of the frame and can be filled with disinfectant fluid through a side opening,
  • This automatic cleaning and disinfection means acts on the surface of the upper openings, being the most susceptible to being touched by the user, as well as the interior of the drying chamber, since, with the dryer in the operating position, the fluid falls through these openings to the drying chamber due to the effect of gravity, which
  • SUBSTITUTE SHEET (RULE 26) Maintains hygiene in all critical areas of the hand dryer.
  • the hand dryer comprises at least one position detection sensor, preferably located on the upper surface of the frame, next to the at least one opening, said sensor configured to detect the user's hands inside the The opening.
  • the hand dryer comprises two detection sensors, one for each hand and opening.
  • the dryer is installed in such a way that, upon detecting the detection sensor from the user's hands, the suction motor is activated and then the generator motor, causing the hands to dry.
  • the spraying means can be activated, having a programmed frequency, being able to be activated after each use of the dryer, or after a number of previously determined uses.
  • the spraying means can be activated at the same time as the motors, which allows a greater distribution of the disinfectant fluid over the hand dryer.
  • the hand dryer comprises lighting means configured to illuminate the interior of said drying chamber.
  • Said lighting means may comprise one or more LED lights or other electrical source lighting means. This internal courtesy light in the drying chamber makes it possible to illuminate the dark area that the user uses when drying their hands, making it easier to use.
  • the hand dryer comprises an ultraviolet radiation medium located inside the frame.
  • Said medium can generate ultraviolet light inside the drying chamber, inside the suction chamber and in the air outlet filter. That is to say, where the unwanted organisms accumulated from the drops of the user's hands can accumulate, they tend to be eliminated by said radiation.
  • the hand dryer comprises a suction grille of the generator motor and an ejection grille of the suction motor that configure said grids, to
  • SUBSTITUTE SHEET (RULE 26) Exchanging air between the inside and outside of the hand dryer frame. In other words, through said grilles, air is allowed to pass between the inside and outside of the frame, but only when the motors are activated.
  • the hand dryer comprises a liquid outlet in a lower part of the frame, which is connected to an external drain.
  • the water from the drying of the hands can accumulate in the lower part of the suction chamber, since normally said water does not comprise large volumes, although said suction chamber can also comprise a hole for emptying it. manual, but preferably, all the drying water is directed to an external drain, to avoid contact with any user.
  • the hand dryer comprises a thermal resistance configured to increase the temperature of the air drawn by the generator motor directed towards it minus an outlet port. Hot air has a higher hand drying efficiency than cold roast.
  • the hand dryer comprises an automatic hand washing system by spraying a selected element between disinfectant, water, detergent, soap and a combination of the foregoing, said system located in the drying chamber.
  • the operation of this system consists of not requiring hand washing prior to drying, introducing the user's dry hands inside the drying chamber, receiving a spray of cleaning liquid, and subsequently drying.
  • the disinfectant fluid in the reservoir can be used for disinfection not of the dryer, but also of the hands themselves.
  • the frame comprises.
  • SUBSTITUTE SHEET (RULE 26) upper plate and side plates, and that separates the two faces and located inside the frame; wherein, with the hand dryer installed in the operating position, the top plate is in a horizontal orientation, and the rear plate, the side plates and the middle plate are in a vertical orientation; where the hand dryer is configured to introduce the user's hands through the two openings of the upper plate in a downward vertical direction until they are located inside the drying chamber; where the outlet orifices are configured to release the air of pressure and speed increased by the nozzles in a direction indexed with respect to the upper plate, towards the interior of the drying chamber, so that none of the air released is directed towards the exterior of the frame; where the front plate is configured so that the water coming from the wet hands of the wash slides in a downward direction through the interior of the drying chamber due to the effect of gravity and aided by the force of the air, through the lower channel of an intermediate plate and is located in a lower part of the suction chamber; and where the suction motor is located at an intermediate height of
  • each of the disinfectant fluid reservoirs is located in each corner formed by the upper plate, each of the side plates and the rear plate, while the two spraying means, as well as the position detection sensors They are located on the upper sheet, next to the upper openings.
  • the suction plate is located in an upper part of the rear plate, between the two disinfectant fluid reservoirs, and the expulsion grille is located on a side plate, avoiding the crossing of the inlet and outlet air. outlet to the dryer.
  • the morphology of the hand dryer allows it to be installed under a sink, the upper plate being fixed to a lower surface of a sink, allowing the user access to
  • SUBSTITUTE SHEET (RULE 26) the upper openings, although it can also be installed on a vertical wall, like a traditional dryer.
  • FIG. 1 represents a front left isometric perspective view of the hand dryer.
  • FIG. 2 represents a rear isometric perspective view of the hand dryer
  • FIG. 3 represents a plan view of the hand dryer, where you can see the oblong shape of the upper openings
  • FIG. 4 represents a sectioned front right isometric perspective view of the hand dryer, where the fan connected to the suction motor can be seen, as well as the chambers inside the frame.
  • FIG. 5A represents a front left isometric perspective view, sectioned to a quarter, of the hand dryer, where a reservoir of the disinfectant liquid can be seen.
  • FIG. SB represents a front left isometric perspective view, sectioned in half, of the hand dryer, where the generator motor can be seen.
  • FIG. 5C represents a front left isometric perspective view, sectioned in three quarters, of the hand dryer, where a second reservoir of the disinfectant liquid can be seen.
  • FIG. 5D represents a left front isometric perspective view, sectioned to a fifth of the hand dryer, where the second tank of the disinfectant liquid and the fan connected to the suction motor can be seen.
  • the preferred embodiment of the invention consists of a high pressure air hand dryer (1), configured so that all the air used for drying, as well as the fluid from the The hands coming from the wash are collected inside said dryer (1) without generating a splash, rebound or draft of the air towards the outside. In this way, it is avoided that drying by means of air pressure can contaminate the environment or other users with possible bacteria or microorganisms that may not have been dimmed by washing.
  • the hand dryer (1) comprises a frame (4) consisting of a support or structure formed by a set of metal sheets. More specifically, the frame (4) comprises an upper plate (41) oriented horizontally, two
  • the frame (4) of the hand dryer (1) comprises a shape similar to that of a quarter of a cylinder.
  • This configuration allows the hand dryer (1) to be easily attached to a lower surface of a sink table or to a wall, facilitating access to the user after washing their hands.
  • the dryer inside the frame (4) the dryer also comprises an intermediate plate (12) perpendicular to the upper plate (41) and to the side plates (42), which divides the interior of the frame (4) in a drying chamber (6) and a suction chamber (10).
  • the operation of the hand dryer (1) is based on the introduction of the user's hands in two upper openings (5, 5 ') located in the upper plate
  • the upper openings (5, 5 ') have an oblong shape, with a somewhat larger opening at the inner central part than at the ends, since said upper openings (5, 5) are adapted to the normal position and morphology of a user's hands, being slightly wider where the thumbs meet.
  • the upper openings (5, 5 ') comprise a conical shape that facilitates the introduction of the hands inside the drying chamber (6). This shape also allows the collection of the water sprinkles coming from the user's hands into the dryer chamber, thus avoiding the puddling of the upper part.
  • this morphology in turn favors the action of disinfection by means of the liquid product, which, when applied, slides over the entire water collection surface into the body of the dryer, thus allowing the controlled drainage of the liquids in this area. .
  • the generator motor (2) is located in an upper part of the frame (4), resting against the upper plate (41) and the rear plate (43).
  • This generator motor (2) draws in air from outside the frame (4), through a suction grille (15) located on the rear plate (43), which is filtered by an inlet filter (8) HEPA and is aimed at fresh tuff that increase its pressure and speed, and release it through outlet holes (3, 3 '), which consist of four slots, two for each hand and opening (5, 5'), so that the drying is as efficient as possible.
  • these grooves are located in the perimeters of the upper openings (5, 5). That air released under high pressure hits against the damp hands coming from! washing, in an inclined direction with respect to the upper plate (41), towards the interior of the drying chamber (6), to prevent the rebound of air against the hands from leaving said chamber (6).
  • the suction motor (9) is located in the suction chamber (10), below the generator motor (2), leaving a space below for the collection and accumulation of liquid.
  • This suction motor (9) expels the air that is inside the suction chamber (10) through an expulsion grille (16), which is located on a side plate (42), That air before If expelled, it passes through an outlet filter (13) that prevents any type of unwanted particle from leaving the dryer (1), expelling only clean air.
  • the air found in the suction chamber (10) comes from the drying chamber (6) since both chambers (6, 10), from being separated by the intermediate plate (12), are communicated by a channel bottom (11) of it.
  • Said channel (11) allows the air from the drying chamber (6) introduced by the generator motor (2), through the slots, to be whipped up in its entirety by the suction motor (9), while the drops of water introduced through the upper openings (5, 5 ') slide down the front plate (44) to the lower part of the suction chamber (10) being withdrawn from the dryer (1) through a drain connected to the network.
  • the hand dryer (1) also comprises a disinfection means shown in Figures 5A-5D.
  • This means comprises two tanks (17, 17 ') of disinfectant fluid, such as soap, alcohol, bleach, gel, detergent or a mixture of the above, located on the sides of the generator motor (2). These tanks (17, 17 ') can be filled
  • SUBSTITUTE SHEET (RULE 26) of fluid through a side opening located in the side plates (42) and are connected to two spraying means (14) located in the upper plate (41).
  • These spraying means (14) comprise a nozzle that sprays the fluid from the tanks (17, 17 ') onto the openings (5. 5'), and due to their conical geometry, the disinfectant fluid slides through them. towards the interior of the drying chamber (6) and up to the suction chamber (10), cleaning the surface through which it is dragged. In this way, the entire surface that the user can touch with their hands is disinfected.
  • the disinfection means can be activated when the generator motor (2) and the suction motor (9) are not running, that is, when the hand dryer (1) is not drying hands.
  • the spraying means (14) can release the disinfectant fluid, these being programmed for operation after one or more uses of the dryer (1), and / or as a function of a frequency of times.

Landscapes

  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Engineering & Computer Science (AREA)
  • Veterinary Medicine (AREA)
  • Hydrology & Water Resources (AREA)
  • Water Supply & Treatment (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Apparatus For Disinfection Or Sterilisation (AREA)

Abstract

L'invention concerne un séchoir à mains (1) qui comprend un bâti (4), au moins un moteur générateur (2) de flux d'air (4) conçu pour aspirer l'air et le diriger vers au moins un orifice de sortie (3), au moins une ouverture (5) dans le bâti (4) pour l'introduction des mains ; et une chambre de séchage (8) à l'intérieur du bâti (4), pour le placement des mains d'un utilisateur introduites par l'ouverture (5). L'orifice de sortie (3) est situé dans l'ouverture (5) et est conçu pour libérer l'air aspiré par le moteur générateur (2) ; la chambre de séchage (6) étant conçue pour récupérer toute l'eau relâchée par les mains, empêchant les éclaboussures et giclées à l'extérieur du bâti (4) et canaliser tout l'air libéré par l'orifice de sortie (3) vers l'intérieur du bâti (4).
PCT/ES2021/000023 2020-05-29 2021-05-27 Séchoir à mains recouvert anti-éclaboussures et antibactéries WO2021240031A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ES202031090U ES1253301Y (es) 2020-05-29 2020-05-29 Secador de manos cubierto anti salpicaduras y antibacterias
ESU202031090 2020-05-29

Publications (1)

Publication Number Publication Date
WO2021240031A1 true WO2021240031A1 (fr) 2021-12-02

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/ES2021/000023 WO2021240031A1 (fr) 2020-05-29 2021-05-27 Séchoir à mains recouvert anti-éclaboussures et antibactéries

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ES (1) ES1253301Y (fr)
WO (1) WO2021240031A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022117668A1 (fr) * 2020-12-01 2022-06-09 Niklas Kreyenhagen Sèche-mains et procédé de fonctionnement de sèche-mains

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4398310A (en) * 1979-03-26 1983-08-16 Maschinenfabrik Ad. Schulthess & Co. A.G. Washstand device
US20120186011A1 (en) * 2009-07-23 2012-07-26 Nigel David Wright Apparatus for washing and drying hands
GB2502248A (en) * 2012-01-30 2013-11-27 Safeway Hygiene Services Ltd Hand washing and drying device
US20150059085A1 (en) * 2013-08-30 2015-03-05 Airbus Operations Gmbh Hand treatment device
US20180251964A1 (en) * 2017-03-02 2018-09-06 Kohler Co. Handwashing station
WO2019132661A1 (fr) * 2017-12-28 2019-07-04 Sita Holding B.V. Dispositif de lavage pour laver des objets, et pulvérisateur, kit de conversion et procédé associés

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4398310A (en) * 1979-03-26 1983-08-16 Maschinenfabrik Ad. Schulthess & Co. A.G. Washstand device
US20120186011A1 (en) * 2009-07-23 2012-07-26 Nigel David Wright Apparatus for washing and drying hands
GB2502248A (en) * 2012-01-30 2013-11-27 Safeway Hygiene Services Ltd Hand washing and drying device
US20150059085A1 (en) * 2013-08-30 2015-03-05 Airbus Operations Gmbh Hand treatment device
US20180251964A1 (en) * 2017-03-02 2018-09-06 Kohler Co. Handwashing station
WO2019132661A1 (fr) * 2017-12-28 2019-07-04 Sita Holding B.V. Dispositif de lavage pour laver des objets, et pulvérisateur, kit de conversion et procédé associés

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ES1253301U (es) 2020-10-05

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