Sanitary fitting with a hose

The sanitary fitting addresses the inefficiency of manual cleaning by incorporating a shower arm with multiple outlet openings for wide liquid distribution, improving cleaning efficiency and reducing user effort.

EP4613945A1Pending Publication Date: 2025-09-10GROHE AG
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Patent Information

Application Number
EP2025156885
Authority / Receiving Office
EP · EP
Patent Type
Applications
Current Assignee / Owner
Priority Date
2024-03-05
Filing Date
2025-02-10
Publication Date
2025-09-10

AI Technical Summary

Technical Problem

Existing sanitary fittings require significant user effort to clean large areas due to the need to manually direct a focused jet of liquid, which limits efficiency.

Method used

A sanitary fitting with a shower arm featuring multiple outlet openings for dispensing liquid, allowing for a wider distribution of the liquid without manual guidance, combined with a flexible hose and detachable outlet element for targeted cleaning.

Benefits of technology

Enables efficient cleaning of larger areas with reduced user effort by distributing liquid through multiple outlet openings on the shower arm, enhancing cleaning efficiency and flexibility.

✦ Generated by Eureka AI based on patent content.

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Abstract

Sanitary fitting (1), at least comprising: - a fitting housing (2); - a hose (3) for conducting a first liquid to a first outlet opening (4); and - a shower arm (5) which extends from the fitting housing (2) and to which the hose (3) or an outlet element (6) of the hose (3) can be fastened, wherein the shower arm (5) has at least one second outlet opening (7) for the first liquid.
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Description

[0001] The present invention relates to a sanitary fitting which can be used in particular for the on-demand dispensing of a liquid, in particular water, to a sink or a washbasin.

[0002] Sanitary fittings are known to have a flexible hose with an outlet opening for the liquid at the long end. The long end of the hose can be detachably attached to a shower arm of the sanitary fitting or a fitting housing of the sanitary fitting. To clean an object, for example, the user can detach the long end of the hose from the shower arm and then direct a jet of liquid onto the object via the outlet opening. The object could be a piece of food or a dish, for example. To clean a large area of ​​the object, the user must hold and move the long end of the hose, since the jet emitted via the outlet opening is a full jet, which would otherwise only reach a comparatively small area of ​​the object. However, this increases the effort required.

[0003] The object of the invention is therefore to at least partially solve the problems described with reference to the prior art and, in particular, to provide a sanitary fitting with which an object can be cleaned with less effort.

[0004] This object is achieved with a sanitary fitting according to the features of the independent patent claim. Further advantageous embodiments of the sanitary fitting are specified in the dependent patent claims. It should be noted that the features listed individually in the dependent patent claims can be combined with one another in any technologically expedient manner and define further embodiments of the invention. Furthermore, the features listed in the patent claims are further specified and explained in the description, with further preferred embodiments of the invention being presented.

[0005] A sanitary fitting that has at least the following contributes to this: a faucet body; a hose for conducting a first liquid to a first outlet opening; and a shower arm extending from the faucet body and to which the hose or an outlet element of the hose can be fastened, wherein the shower arm has at least one second outlet opening for the first liquid.

[0006] The sanitary fitting serves in particular to provide a first liquid, such as water, at a sink or washbasin as needed. The sanitary fitting can in particular be supplied with cold water at a cold water temperature and hot water at a hot water temperature. The cold water and the hot water can be mixed by the sanitary fitting in particular, for example by means of a mixing valve or a (thermostat) mixing cartridge, to form the first liquid in the form of mixed water at a desired mixed water temperature. The cold water temperature is in particular a maximum of 25°C (Celsius), preferably 1°C to 25°C, particularly preferably 5°C to 20°C, and / or the hot water temperature is in particular a maximum of 90°C, preferably 25°C to 90°C, particularly preferably 55°C to 65°C. The mixing valve or the (thermostat) mixing cartridge can be arranged in a fitting housing of the sanitary fitting.The faucet housing is made, in particular, at least partially of plastic and / or (cast) metal, such as brass. The faucet housing can be attached to a support, such as a countertop, the sink, or the washbasin.

[0007] The sanitary fitting has a hose for conducting the first liquid to an outlet opening of the sanitary fitting. The hose is flexible and can be made at least partially of plastic, rubber and / or metal. A first longitudinal hose end of the hose can be fastened in and / or on the fitting housing or in and / or on a shower arm of the sanitary fitting. The hose can run at least partially through the fitting housing and / or at least partially through the shower arm. The hose can be fastened to the shower arm concentrically to a rotational axis of the shower arm and / or run at least partially through the shower arm concentrically to the rotational axis of the shower arm. The hose extends in particular along a longitudinal hose axis. The hose runs at least partially outside the fitting housing, for example (in particular along the longitudinal hose axis) with a hose length of 100 mm [millimeters] to 1,500 mm.The first liquid can be supplied to the outlet opening via the hose, in particular from a first liquid source of the first liquid, for example the mixing valve or the (thermostatic) mixing cartridge. The outlet opening can be formed at a second longitudinal end of the hose or at an outlet element attached to the second longitudinal end of the hose. The outlet opening can be a mousseur or comprise a mousseur. The first liquid can be discharged via the outlet opening, in particular as a full jet and / or into the area surrounding the sanitary fitting, the sink, or the washbasin.

[0008] The shower arm of the sanitary fitting extends in particular away from the fitting housing. The shower arm can be attached to the fitting housing and / or be part of the fitting housing. The shower arm can be rotatably attached to the fitting housing and / or to a longitudinal housing end of the fitting housing. The shower arm can extend along a longitudinal axis, which can in particular be straight. The shower arm can have a length of, for example, 50 mm to 400 mm (in particular along the longitudinal axis). When the sanitary fitting is attached to the support, the shower arm can extend, for example, at an angle of + / - 20° to a horizontal direction or (essentially) horizontally. The longitudinal axis of the shower arm can extend, for example, 70° to 110°, preferably (essentially) 90°, to a housing longitudinal axis of the fitting housing. The shower arm can be at least partially tubular.The shower arm can be made at least partially of plastic and / or metal, such as brass or stainless steel.

[0009] The hose and / or the outlet element of the hose can be detachably attached to the shower arm. The hose and / or the outlet element can be attached to the shower arm, for example, using a plug-in connection, a snap-in connection, or a magnetic connection. The shower arm can have a receptacle or a magnet for the hose and / or for the outlet element. The hose and / or the outlet element can be detached from the shower arm by the user of the sanitary fitting (in particular without tools) in order to direct a jet of the first liquid emitted via the first outlet opening into a desired area of ​​the environment, the sink, or the washbasin and / or to change a direction of the jet of the first liquid emitted via the first outlet opening.

[0010] The shower arm has at least one second outlet opening for the first liquid. The shower arm can have a plurality of second outlet openings for the first liquid. For example, the shower arm can have 2 to 200, preferably 20 to 200, second outlet openings. The individual second outlet openings and / or (immediately) adjacent second outlet openings can be spaced from one another by a distance of, for example, 1 mm to 20 mm. The at least one second outlet opening can be designed, for example, as a surge outlet. The first liquid can be dispensed via the surge outlet, in particular in a wide and / or flat stream, e.g. in the form of a waterfall and / or a flat surge. The first liquid can be dispensed in a plurality of jets via the plurality of second outlet openings, for example in the form of nozzles, in particular into a larger dispensing area than via the first outlet opening.The first liquid can be discharged, in particular in the form of rain jets, via the plurality of second outlet openings. The at least one second outlet opening is connected, in particular, to the first liquid source of the first liquid (in a fluid-conducting manner). For this purpose, at least one first liquid channel can be formed in the shower arm, via which the first liquid can be supplied from the first liquid source to the at least one second outlet opening.

[0011] Due to the at least one or the plurality of second outlet openings formed on the shower arm, an object can be cleaned with little effort without the hose and / or the outlet element having to be held and / or guided by the user.

[0012] The at least one second outlet opening can be arranged on an underside of the shower arm. The underside is, in particular, an outer surface of the shower arm that faces downward when the sanitary fitting is attached to a support.

[0013] The at least one second outlet opening can be designed as a nozzle. The plurality of second outlet openings can each be designed as a nozzle.

[0014] The second outlet openings can be arranged distributed over at least 50%, preferably over at least 75%, of a length of the shower arm.

[0015] The sanitary fitting may have a plurality of second outlet openings, wherein the second outlet openings may be arranged distributed over at least 50%, preferably at least 75%, of a surface of an underside of the shower arm.

[0016] The sanitary fitting can have a plurality of second outlet openings, wherein the second outlet openings can be arranged in a plurality of rows and / or in a plurality of circles. For example, the second outlet openings can be arranged in 2 to 20 (first) rows running parallel to the longitudinal axis of the shower arm and / or in 5 to 100 (second) rows running orthogonally to the longitudinal axis of the shower arm. The second outlet openings can be arranged in rows and columns. The circles can be concentric with one another. The second outlet openings can be arranged, for example, in 2 to 50 circles.

[0017] The sanitary fitting can have a first actuating element for controlling the discharge of the first liquid via the first outlet opening and / or a second actuating element for controlling the discharge of the first liquid via the at least one second outlet opening. The first actuating element and / or the second actuating element can be designed, for example, as an actuating lever, actuating button, rotary element, or slide element. The first actuating element and / or the second actuating element can be formed on the fitting housing. Alternatively, the first actuating element can be formed on the outlet element.

[0018] The shower arm can be movably attached to the faucet housing. In particular, the shower arm can be pivotably attached to the faucet housing. The shower arm can, for example, be movable and / or pivotable about a rotation axis. The rotation axis can run coaxially or parallel to the longitudinal axis of the faucet housing.

[0019] The shower arm can have at least one third outlet opening for a second liquid. The second liquid can be, for example, filtered water, soap or dishwashing liquid. The at least one third outlet opening is in particular connected (in a liquid-conducting manner) to a second liquid source for the second liquid. For this purpose, at least one second liquid channel can be formed in the shower arm, via which the second liquid can be fed from the second liquid source to the at least one third outlet opening. The second liquid can be released via the at least one third outlet opening, in particular to the area surrounding the sanitary fitting, to the sink or to the wash basin. The at least one third outlet opening can be arranged on the underside of the shower arm. The at least one third outlet opening can be designed as a nozzle.The sanitary fitting may have a third actuating element for controlling the discharge of the second liquid via the at least one third outlet opening. The third actuating element may be configured, for example, as an actuating lever, actuating button, rotary element, or slide element. The third actuating element may be formed on the fitting housing.

[0020] The hose and / or the outlet element can be attached to a longitudinal end of the shower arm.

[0021] The invention and the technical environment are explained in more detail below with reference to the figures. It should be noted that the figures show a particularly preferred embodiment of the invention, but are not limited thereto. Identical components in the figures are provided with the same reference numerals. They show, by way of example and schematically: Fig. 1: a sanitary fitting in a perspective view; and Fig. 2: a partial perspective view of the underside of a shower arm of the sanitary fitting.

[0022] Fig. 1shows a sanitary fitting 1 in a perspective view. The sanitary fitting 1 has a fitting housing 2 which extends along a longitudinal housing axis 14. The fitting housing 2 can be fastened with a lower housing end 15 to a support (not shown here), so that the longitudinal housing axis 14 runs in particular (essentially) vertically. A hose 3 extends from the fitting housing 2, at the longitudinal hose end 16 of which an outlet element 6 with a first outlet opening 4 for dispensing a first liquid into an environment 17 of the sanitary fitting 1 is arranged. The dispensing of the first liquid via the first outlet opening 4 can be controlled by means of a first actuating element 10, which here is, for example, an actuating lever.

[0023] The sanitary fitting 1 comprises a shower arm 5 which is pivotally attached to the fitting housing 2. When the sanitary fitting 1 is attached to the support (not shown here), the shower arm 5 extends in particular (essentially) horizontally. On an underside 8, the shower arm 5 has a plurality of second outlet openings 7 for discharging the first liquid into the environment 17. The discharge of the first liquid via the second outlet openings 7 can be controlled by means of a second actuating element 11. The second actuating element 11 is designed here, for example, as a rotary element and on the fitting housing 2. The second outlet openings 7 are designed as nozzles and are arranged distributed over at least 50% of a length 9 of the shower arm 5. The shower arm 5 has a third outlet opening 12 on its underside 8 for discharging a second liquid into the environment 17.The dispensing of the second liquid through the third outlet opening 12 is controlled by a third actuating element 19. The third actuating element 19 is embodied here, for example, as an actuating button. The third outlet opening 12 is embodied as a nozzle.

[0024] The outlet element 6 of the hose 3 is detachably attached to a longitudinal end 13 of the shower arm 5. The hose 3 is flexible and has a bend 18.

[0025] Fig. 2 shows the underside 8 of the shower arm 5 in a perspective partial view. The shower arm 5 extends along a (straight) longitudinal axis 20. The second outlet openings 7 are arranged in (here three) rows parallel to the longitudinal axis 20 and a plurality of rows orthogonal to the longitudinal axis 20. In addition, Fig. 2 the third outlet opening 12 for the second liquid can be seen.

[0026] Due to the large number of second outlet openings 7, an object can be cleaned with less effort. List of reference symbols

[0027] 1Sanitary fitting 2Fitting body 3Hose 4First outlet opening 5Shower arm 6Outlet element 7Second outlet opening 8Bottom 9Length 10First actuating element 11Second actuating element 12Third outlet opening 13Longitudinal end 14Housing longitudinal axis 15Lower housing end 16Hose end 17Surroundings 18Bend 19Third actuating element 20Longitudinal axis

Claims

1. Sanitary fitting (1), at least comprising: - a fitting housing (2); - a hose (3) for conducting a first liquid to a first outlet opening (4); and - a shower arm (5) which extends from the fitting housing (2) and to which the hose (3) or an outlet element (6) of the hose (3) can be fastened, wherein the shower arm (5) has at least one second outlet opening (7) for the first liquid.

2. Sanitary fitting (1) according to claim 1, wherein the at least one second outlet opening (7) is arranged on an underside (8) of the shower arm (5).

3. Sanitary fitting (1) according to one of the preceding claims, wherein the at least one second outlet opening (7) is designed as a nozzle.

4. Sanitary fitting (1) according to one of the preceding claims, comprising a plurality of second outlet openings (7), wherein the second outlet openings (7) are arranged distributed over at least 50% of a length (9) of the shower arm (5).

5. Sanitary fitting (1) according to one of the preceding claims, comprising a plurality of second outlet openings (7), wherein the second outlet openings (7) are arranged distributed over at least 50% of an area of ​​an underside (8) of the shower arm (5).

6. Sanitary fitting (1) according to one of the preceding claims, comprising a plurality of second outlet openings (7), wherein the second outlet openings (7) are arranged in a plurality of rows or in a plurality of circles.

7. Sanitary fitting (1) according to one of the preceding claims, comprising a first actuating element (10) for controlling a discharge of the first liquid via the first outlet opening (4) and a second actuating element (11) for controlling the discharge of the first liquid via the at least one second outlet opening (7).

8. Sanitary fitting (1) according to one of the preceding claims, wherein the shower arm (5) is movably attached to the fitting housing (2).

9. Sanitary fitting (1) according to one of the preceding claims, wherein the shower arm (5) has at least a third outlet opening (12) for a second liquid.

10. Sanitary fitting (1) according to one of the preceding claims, wherein the hose (3) or the outlet element (6) can be fastened to a longitudinal end (13) of the shower arm (5).

Citation Information

Patent Citations

  • A convenient two-way faucet

    CN107448647B

  • Faucet with direct drinking function

    CN114233910A

  • Double-water-outlet drawing faucet

    CN115355332A

  • Double-channel magnetic suction faucet convenient to switch and with drinking water discharging function

    CN215891209U

  • Faucet

    CN220060633U