EP3312858B1 - Dispositif de commande manuelle pour un appareil électroménager - Google Patents

Dispositif de commande manuelle pour un appareil électroménager Download PDF

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Publication number
EP3312858B1
EP3312858B1 EP17197200.3A EP17197200A EP3312858B1 EP 3312858 B1 EP3312858 B1 EP 3312858B1 EP 17197200 A EP17197200 A EP 17197200A EP 3312858 B1 EP3312858 B1 EP 3312858B1
Authority
EP
European Patent Office
Prior art keywords
support
support plate
control device
support part
control
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
EP17197200.3A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP3312858A1 (fr
Inventor
Pascal BRASILLET
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Groupe Brandt SAS
Original Assignee
Groupe Brandt SAS
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Filing date
Publication date
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Publication of EP3312858A1 publication Critical patent/EP3312858A1/fr
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Publication of EP3312858B1 publication Critical patent/EP3312858B1/fr
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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
    • H01H3/08—Turn knobs
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05G—CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY
    • G05G1/00—Controlling members, e.g. knobs or handles; Assemblies or arrangements thereof; Indicating position of controlling members
    • G05G1/08—Controlling members for hand actuation by rotary movement, e.g. hand wheels
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
    • H01H19/02—Details
    • H01H19/10—Movable parts; Contacts mounted thereon
    • H01H19/14—Operating parts, e.g. turn knob
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
    • H01H3/08—Turn knobs
    • H01H3/10—Means for securing to shaft of driving mechanism
    • H01H2003/105—Means for securing to shaft of driving mechanism with compensation of misalignment in the link between the operating part, the driving mechanism and the switch, e.g. misalignment between two axis
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
    • H01H2019/008—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand with snap mounting of rotatable part on fixed part, e.g. rotor on stator, operating knob on switch panel
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H25/00—Switches with compound movement of handle or other operating part
    • H01H25/06—Operating part movable both angularly and rectilinearly, the rectilinear movement being along the axis of angular movement
    • H01H25/065—Operating part movable both angularly and rectilinearly, the rectilinear movement being along the axis of angular movement using separate operating parts, e.g. a push button surrounded by a rotating knob

Definitions

  • the present invention relates to a manual control device, such as a control lever, for a household appliance.
  • a manual control device is intended for triggering a command by acting on the control device.
  • a control device such as a control handle or a control button in a household appliance makes it possible to establish the value of operating parameters of the household appliance such as the power of a cooking zone, the oven temperature, washing or drying program etc.
  • the manual control device or control lever is mounted on a support plate forming a control panel or control interface of a household appliance.
  • the control interface allows users of the household appliance to, for example, select operating programs or values for operating parameters.
  • a manual control device is connected to a control axis, a control axis being a part extending longitudinally along an axis and connected at one of its ends to a sensor or to an actuator. mechanical or electromechanical.
  • a movement action on the manual control device causes a rotational movement of the control axis around the axis, this rotational movement of the control axis implementing an associated command.
  • a user wishing to select the value of a parameter such as a cooking power, or an operating program of the household appliance, exerts an action on the control handle, such as a movement of rotation of the joystick or a translational movement in the case of a push button.
  • the control handle being integral with the control axis, drives the control axis in motion, positioning it so as to allow the actual execution of the selection made by the user.
  • control axis is driven in movement by a movement action on the control handle so as to implement a control.
  • control handle can be removed from the control shaft by a user
  • a withdrawal of the handle may present a risk for a user.
  • the document DE 102011007236 A1 discloses a manual control device according to the preamble of claim 1.
  • the documents US 2008/0289940 A1 , US 2012/0087721 A1 , US 2005/0002664 A1 disclose features of the manual control device of claim 1.
  • the object of the present invention is to provide a control device for a household appliance making it possible to avoid risks for a user.
  • the locking element comprises a central part and at least one end cooperating with said fixing means, the fixing means projecting from the base of the support part.
  • the control device is locked, that is to say that it can only be dismantled if the locking element is removed from the part. support.
  • the locking member is positioned on a side of the support piece which is opposite to the side on which the movable piece is positioned receiving movement actions representative of commands.
  • the first side of the support piece is mounted accessible to users so that the moving piece can receive actions. of movement.
  • the locking member being positioned on a side opposite to the first side, is not accessible to users and cannot be removed from the support piece when the controller is in use.
  • the control device remains locked once it is mounted.
  • said at least one end comprises a hem and the fixing means comprise at least one clipping element, said at least one hem engaging said at least one clipping element.
  • the hem engaged in the clip member locks the clip member so that the support piece cannot be disassembled once it has been mounted.
  • the central part has a substantially cylindrical shape and the support part has a central opening housing said central part of said locking element.
  • the central part of the locking element is introduced into a hollow formed by the central opening of the support part, said clipping element thus being positioned around the central part of the locking element.
  • the central part comprises a peripheral surface which is arranged opposite an internal face of said at least one clipping element, said at least one end projecting from said peripheral surface, and being in contact with a external face of said at least one clipping element.
  • the peripheral surface of the central part of the locking element is thus disposed projecting with respect to the base of the support part.
  • said at least one clipping element is surrounded by the locking element, the central part of the locking element being in contact with the internal face of the clipping element, and the end of the locking element. locking being in contact with the external face of the clipping element.
  • the device further comprises a transmission element transmitting a movement of the movable part relative to the support part, to the control axis.
  • the movable part and the control axis cooperate by means of the transmission element which transmits a movement of the movable part to the control axis.
  • the present invention relates to a control interface comprising at least one control device, and a support plate, the support plate comprising an opening receiving the support part of said at least one control device.
  • control device once the control device is mounted on a support plate, it is locked by the locking element and can only be disassembled if the locking element is removed from the control device.
  • control device allows that when the control device is in use, i.e. it is mounted on a support plate of a household appliance, the control element can be manipulated in any way. safety due to the impossibility of its disassembly without removing the locking part.
  • the locking part is in fact placed on the side opposite to the moving part, this moving part being the part of the control element accessible to users.
  • the support plate comprises a front face and a rear face, a base of the support part resting on the support plate, the movable part being positioned at the level of the front face of the support plate, and the securing means and the locking member being positioned at said rear face of said support plate.
  • the movable part receiving the movement actions is thus located on one side of the plate and the locking element is located on the opposite side of the plate.
  • the locking element is inaccessible from the side of the plate accessible to users or from the side where the moving part is located.
  • the locking element comprises a front edge positioned to rest on the rear face of the support plate.
  • the locking element is immobilized between the support plate and the clipping element of the support part.
  • the support plate and the support part comprise means of cooperation and positioning of the support part relative to a support plate.
  • the support part is indexed on a support plate.
  • the support plate comprises a tab cooperating with a notch formed in the support part so that a base of the support part rests on the support plate and that said support part is immobilized in directions parallel to the plane in which said support plate extends.
  • control device is installed on the support plate, the base of the support part rests on the support plate, and the notch is positioned on the tab of the support plate.
  • the control device is thus positioned on the plate in a stable and immobile manner in directions parallel to the plane in which the base extends.
  • the locking element cooperating with the fixing means prevents movements of the support part in a direction perpendicular to the plane in which the base extends.
  • the support part remains stationary relative to the support plate, the movable part being movable relative to an assembly formed by the support plate and the support part.
  • the present invention relates to a household appliance comprising a control interface in accordance with the invention.
  • control interface and the household appliance have characteristics and advantages similar to those described above in relation to the control device.
  • the present invention finds its application in all types of household appliances, such as a hob, a cooking oven or a stove, a washing machine and / or dryer, or a refrigerator.
  • a household appliance comprises a user or control interface comprising control means, such as manual control devices allowing a user to configure the operation of the household appliance.
  • control means in order to configure operating parameters of the household appliance.
  • the user or control interface may further comprise display means for displaying information on the operation of the household appliance, such as user parameters selected by the user.
  • the figure 1 illustrates a control interface 1000 for a household appliance according to one embodiment.
  • the control interface includes a support plate 500 and a controller 100.
  • the support plate 500 constitutes a control panel on which is mounted at least one control device 100 (here a single control device 100) and may for example also include display means (not shown) associated with the control device. order 100.
  • a user can act on the control device 100 in order to configure parameters for using the household appliance carrying this control strip.
  • the support plate 500 has a face called “front face 500a and a face called " rear face” 500b.
  • the “front face” of any element corresponds to the face of the element oriented towards the user when the control device is installed in the household appliance, that is to say. say facing outwards from the household appliance.
  • the "rear face" of an element refers to the opposite face of the front face, that is to say a face facing the interior of the household appliance.
  • control panel can be fixed to a wall of a household appliance or can form part of the wall itself.
  • This latter embodiment is the case of a control interface forming part of the glass-ceramic plate of a hob or forming part of the door of an oven.
  • the support plate 500 comprises a support element 51 and an outer plate 52 fixed to the support element 51, for example by gluing.
  • the outer plate 52 can, for example, be a decorative element.
  • the support element 51 is fixed to a wall of the household appliance or constitutes a wall of the household appliance.
  • the outer plate 52 has an opening 53.
  • the opening 53 may be in the form of a window in order to show, for example, display means (not shown in the figures) arranged between the support element 51 and the outer plate 52.
  • the opening 53 can leave visible, in addition to the display means, other control devices such as sensitive keys.
  • the opening 53 has in this example a rectangular shape.
  • the window can have other shapes in other embodiments.
  • the support plate forming the control panel is formed by a single element.
  • the support plate is a wall of a household appliance, the control device being directly fixed to this wall.
  • the figure 2 illustrates in perspective in an exploded view, a manual control device 100, or control lever, for a household appliance (not shown in the figures) according to one embodiment.
  • control device 100 In order to implement a command associated with an action from a user on the manual control device or joystick, the control device 100 is associated with a control axis 200.
  • a movement (or change of position) action on the controller 100 results in a movement (or change of position) on the control axis 200.
  • a movement action on the controller 100 can be defined as any action. performed by a user of the household appliance on the control device resulting in the modification of the position of a part of the manual control device.
  • the user By the action of movement, the user aims to implement a command, for example the establishment of a parameter at a determined value or the selection of an operating program.
  • a movement action can be, for example, a positioning of the control device 100 on a position in order to select a value for a parameter or to select a program, for example a value. power of a cooking zone in a hob, or a cooking mode of a cooking oven.
  • the manual control device or control lever 100 can be rotated or pushed by a user in order for example to select an operating parameter or an operating program of the household appliance.
  • the control axis 200 is mounted on an electronic card 2000 having control means necessary for the implementation of a command as a function of the movements of the control axis 200.
  • the manual control device or control lever 100 comprises a control element 100A comprising a movable part 1 mounted on a support part 2.
  • the movable part 1 comprises, as will be described with reference to figure 3 , a movable ring 11, a transverse part 3 and a stop element 4.
  • the movable part 1 is mounted on a first side of the support part 2 and is shaped to receive a movement action representative of a command.
  • the support piece 2 comprises, on a second side opposite to said first side, fixing means intended for fixing said support piece 2 to a support plate 500.
  • support 2 is fixed on its second side to a support plate 500, the movable part 1 being fixed to the first side of the support part 2.
  • the assembly formed by the movable ring 11 and the transverse part 3 is movable in rotation with respect to the support part 2, the transverse part 3 being movable in translation with respect to the movable ring 11.
  • the element of stop 4 limits the translational movement of the transverse part 3 relative to the movable ring 11.
  • the assembly formed by the movable part 1, the support part 2 and the transverse part forms the control element 100A of the control device 100.
  • a movement action on the manual control device 100 corresponds to a movement action on the moving part 1.
  • the support part 2 and the movable part 1 comprise connecting means intended for the connection of the movable part 1 and of the support part 2 to each other.
  • the connecting means of the support part 2 and of the movable part 1 cooperate with one another so as to keep these two parts connected, while allowing the mobility of the movable part 1 relative to the support part 2.
  • the manual control device or control lever 100 further comprises a transmission element 30 transmitting a movement of the movable part 1 relative to the support part 2 to the control axis 200.
  • the control device 100 further comprises a locking element 6 which is intended to lock the position of the manual control device or control handle 100 on the support plate 500.
  • the locking element will be described with reference to figures 6A and 6B .
  • the locking element 6 is mounted on the second side of said support piece 2 and cooperates, as will be described, with the means 26 for fixing the support piece to the support plate 500, to lock said support piece 2.
  • the movable part 1, the support part 2 and the transmission element 30 will be described in detail below.
  • the figures 3A and 3B respectively illustrate the movable ring 11 of the movable part 1 and the support part 2 according to one embodiment.
  • the figure 3C illustrates in perspective a sectional view of the movable ring.
  • Support piece 2 ( figure 3B ) comprises a base 21 and a connecting element 22 to the movable ring 11, the base 21 extending in a plane P.
  • the support part 2 comprises a first face called “front face” (or first side) 2a and a second face called the “rear face” (or second side) 2b.
  • the support element 2 has a central opening 29 having an adequate shape and size to accommodate and allow the movement of the transmission element 30 (not visible in these figures).
  • the base 21 and the connecting element 22 are positioned around the central opening 29.
  • the connecting element 22 protrudes from the base 21 in a direction perpendicular to a plane P in which the base 21 extends and towards the front face 2a of the support part 2.
  • the connecting element 22 has a peripheral surface 20.
  • the base 21 has substantially the shape of a crown, that is to say of a surface formed by two concentric circles, and comprises a peripheral surface 210.
  • the peripheral surfaces of the base 210 and of the connecting element 20 are cylindrical, the circumference formed by the peripheral surface 20 of the connecting element being of smaller diameter than the peripheral surface 210 of the. base 21.
  • the movable ring 11 ( figure 3A ) comprises a central opening 19.
  • the movable ring 11 has a cylindrical shape in this embodiment.
  • the shape and size of the central opening 19 is such that the movable ring 11 is mounted on the support piece 2, in particular the movable ring 11 is mounted on the peripheral surface 20 of the connecting element 22 of the support part 2.
  • the movable ring can be mounted on an internal surface of the link member of the support piece.
  • the movable ring has a front face 11a and a rear face 11b, the rear face 11b being positioned on the base 21 of the support part. 2 once the movable part 1, and in particular the movable ring 11, is mounted on the support part 2.
  • the movable ring 11 and the connecting element 22 of the support part 2 are mounted in contact with each other.
  • the shapes of the movable ring 11 and of the link member 22 of the support piece 2 are complementary and the sizes are similar so that one can be inserted inside the other while still allowing the rotation of one relative to the other.
  • the movable ring 1, the base 21 and the connecting element 22 of the support part 2 are cylindrical.
  • a first internal surface 11c of the movable ring 11 is mounted on the peripheral surface 20 of the connecting element 22.
  • the movable ring 11c when the movable ring 11c is positioned on the support piece 2, the first internal surface 11a of the movable ring 11 and the peripheral surface 20 of the link member 22 are concentric, the 'movable ring 11 being placed outside the connecting element 22, in particular outside the peripheral surface 20 of the connecting element 22.
  • the circumference formed by the first internal surface 11c of the movable ring 11 is thus slightly greater than the circumference formed by the peripheral surface 20 of the connecting element 22.
  • the movable ring 11 and the connecting element 22 of the support part 2 respectively comprise connecting means 12, 23.
  • the connecting means 12 of the movable ring 11 comprise a groove or groove 12 formed at the level of the rear face 1b of the movable ring 11.
  • the groove or groove 12 is formed on the first internal surface 11c of the movable ring 11 and cooperates with the connecting means 23 of the support part 2 when the movable ring 11 is mounted on the part support 2.
  • the first inner surface 11c is cylindrical and the groove 12 is formed throughout a circumference formed by the first inner surface 11c.
  • the groove can be formed non-continuously along the circumference.
  • the connecting means 23 of the support part 2 are formed in the connecting element 22 so as to maintain a continuity of the peripheral surface 20.
  • the connecting means 23 are clipping elements 23, the clipping elements 23 cooperating with the groove or groove 12 of the movable ring 11 so that the movable ring 11 and the support part 2 remain interconnected. once the movable part 1, and in particular the movable ring 11, is mounted on the support part 2.
  • Each clip element 23 comprises a tab 23a projecting from the base 21 in a direction perpendicular to the plane P, the outer surface of the tab 23a being continuous with the peripheral surface 20.
  • the clipping element 23 further comprises a head 23b intended for the engagement of the clipping element 23 with the groove 12.
  • the head 23b of the clipping element 23 is housed in the groove 12 when the movable ring 11 is mounted on the support part 2.
  • the number of clipping elements 23 is three, this number possibly being different in other embodiments.
  • the rear face 11b of the movable ring 11 is positioned in contact with a front face 21a of the base 21 and the connecting means 12 of the movable ring. 11 cooperate with the connecting means 23 of the support part 2 so as to make the support part 2 and the movable part 1, in particular the movable ring 11, integral.
  • the clip elements 23 have a height starting from the base 21, such that they can be inserted into the groove 12 of the movable ring 11 and prevent any axial displacement of the movable ring 11 relative to the support part 2.
  • the support part 2 further comprises means for guiding the movement 24 of the movable ring 11 relative to the support part 2.
  • the movement guide means 24 comprise a set of protuberances or protuberances formed on the peripheral surface 20 of the connecting element 22.
  • the protuberances or protuberances 24 have the shape of a half-cylinder extending over the peripheral surface 20 in starting from the base 21 in a direction perpendicular to the plane P in which the base 21 extends.
  • the rounded shape of the protuberances 24 makes it possible to guide the movable ring 11 in movement with respect to the support part 2.
  • the shape of the protuberances 24 makes it possible to guide the movable ring 11 in rotation with respect to the support part 2, and in particular with respect to the connecting element 22.
  • the dimensions of the protuberances 24 as well as those of the peripheral surface 20 of the support part 2 are determined so as to be able to introduce the connecting element 22 of the support part 2 into the movable ring 11
  • the protuberances 24 fit into a cylinder of diameter substantially less than or equal to the diameter of the first internal surface 11c in order to allow the rotation without play of the movable ring 11 relative to the support part 2.
  • the protuberances 24 are three in number and are distributed equidistant over the peripheral surface 20 of the connecting element 22.
  • the number of protuberances can be different and the shapes can vary while allowing the guiding of the movable ring in rotation relative to the support part.
  • a user exerts a rotational movement or a pushing movement on the movable ring 11 when he wants to implement a command associated with the control device 100.
  • the movable ring 11 comprises a second internal surface 11d disposed between the groove 12 and the front face 11a of the movable ring 11.
  • the second internal surface 11d is composed of several faces 111 ( figure 3C ) forming a polygonal shape.
  • the shape of the internal surface 11d is complementary to that of the transverse element 3, as will be described with reference to figure 4 .
  • the support piece 2 further comprises fixing means 26 intended for fixing the support piece 2 to the support plate 500, as will be described with reference to figure 5A .
  • the fixing means 26 extend projecting from the base 21 in a direction perpendicular to the plane P in the direction opposite to the connecting element 22 and therefore from the movable part 1 when the movable part 1 is mounted on the part. support 2. In other words, the fixing means 26 extend towards the rear face 2b of the support part 2.
  • the fixing means 26 are positioned starting from a rear face of the base 21b and the connecting element 22 is positioned starting from the front face 21a of the base 21.
  • the fixing means 26 comprise clipping elements.
  • the figure 4 illustrates in perspective a part of the movable part 1, the support part 2 and a transmission element 30 according to the embodiment (shown in the figures 2 and 3 ).
  • the transmission element 30 is mounted between the movable part 1 and the control shaft 200.
  • the transmission element 30 is intended to transmit a movement of the movable part 1 to the control axis 200.
  • a rotation exerted on the movable part 1 is transformed into a rotation of the control axis 200.
  • the movable part 1 and the transmission element 30 have complementary cooperation means allowing the transmission of a movement of the movable part 1 to the control axis 200.
  • the transmission element 30 is not fixed to the movable part 1, that is to say that the transmission element 30 is independent of the movable part 1.
  • the movable part 1 comprises a transverse part 3 positioned in contact with the movable ring 11. This transverse part 3 constitutes means of cooperation of the movable part 1 with the transmission element 30.
  • the transverse part 3 comprises a plate 31 positioned at the front of the movable part 1.
  • the transverse piece 3 is positioned inside the movable ring 11 in contact with a second interior surface 11d (see figure 3A ), so that the plate 31 is arranged in a plane P1 parallel to the plane P in which the base 21 of the support part 2 extends when the movable part 1 is mounted on the support part 2.
  • the plate 31 has a shape complementary to the second interior surface 11d of the movable ring 11.
  • the plate 31 has a polygonal shape.
  • the second inner surface 11d of the movable ring 11 has a complementary shape such that the peripheral surface 31a of the plate 31 is in contact with the second inner surface 11d of the movable ring 11.
  • Such a polygonal shape advantageously makes it possible to authorize an axial displacement of the transverse part 3 relative to the movable ring 11 while ensuring that the transverse part 3 and the movable ring 11 are integral in rotation.
  • the moving part 1 further comprises a stop element 4 (see figure 1 ) intended to ensure the stop in translation along an axis X perpendicular to the plane P around which the control device 200 is located.
  • the transverse part 3 is held in the movable ring 11 by the stop element 4.
  • the stop element 4 is in this embodiment a stop ring positioned in a front end or front edge 11a of the movable ring 11.
  • the stop ring 4 is an element attached to the movable ring 11 and secured, for example by screwing, crimping, fitting or gluing.
  • the movable ring itself may include a rim ensuring the stopping of the support part in translation along an axis X perpendicular to the plane P around which the control device is located, the stop ring and the movable ring then forming a single piece.
  • the transverse part 3 further comprises at least one lug 32 projecting in a direction perpendicular to the plane P1 in which the plate 31 extends.
  • the plate 31 When the transverse piece 3 is positioned on the movable ring 1, the plate 31 is placed towards the front face 11a of the movable ring 11 and the lugs 32 towards the rear face 11b of the movable ring 11.
  • the lugs 32 constitute the means of cooperation of the movable part 1 with the transmission element 30.
  • the pins 32 are two in number.
  • the number of lugs can be different.
  • the transmission element 30 is thus intended to transmit a movement of the movable part 1 to the control axis 200, while allowing an axial misalignment between the movable part 1 and the control axis 200.
  • the transmission element 30 allows the transmission of a movement of the part. movable 1 to the control axis 200 by overcoming the axial misalignment between the two elements.
  • the transmission element 30 is in this exemplary embodiment of the “ Oldham joint ” type and comprises at least one opening 302 of complementary shape to a lug 32 of the transverse part 3 of the movable part 1.
  • the opening 302 accommodates the lug 32 so that a movement of the transverse part 3 causes a movement of the transmission element 30.
  • the transmission element 30 is housed in the central opening 29 formed in the support part 2.
  • the transmission element 30 is fixed to the control axis 200 so that when the movable part 1 receives movement, the movement is transmitted to the control axis 200.
  • the lug 32 being housed by the opening 302 of the transmission element 30, drives the transmission element 30 in rotation, this rotation driving the control axis 200 in rotation.
  • the opening 302 constitutes means of cooperation of the transmission element 30 with the movable part 1.
  • an axial translational movement on the transverse part 3 generates an axial translational movement of the transmission element 30, the latter generating an axial translational movement on the control axis 200.
  • the transverse part 3 When the transverse part 3 is driven in axial translation due to a support action by a user, it returns to its initial position thanks to the spring parts 28 positioned at the level of the front face 2a of the support part 2 .
  • the plate 31 of the transverse piece receives a supporting action from a user, it bears against the spring pieces 28.
  • These spring pieces 28 being made of elastic material, push the transverse piece 3 back to its original position. initial position when the pressing action disappears.
  • the transverse part 3 making it possible to receive the support action of the user and to move axially due to this support fulfills the function of a push button.
  • the control axis 200 is thus driven in motion although there is no direct link between the movable part 1 and the control axis 200.
  • the transmission element 30 allows the movable part 1 to be mounted relative to the support part 2, and to the support plate 500 on which the support part 2 is mounted, and not with respect to the axis. order 200.
  • control axis 200 can be misaligned with respect to the moving part 1, this misalignment not being apparent on the control device 100 installed on a support plate 500.
  • control device can be positioned with precision with respect to marks indicative for example of a parameter value or of an operating program.
  • the stop ring 4 prevents the removal of the transverse part 3 and the transverse part 3 prevents a user from deforming the connecting means 23 of the support part 2 in order to extract the movable part 1.
  • the figures 5A and 5B illustrate in perspective the support plate 500 and the support part 2 of the embodiment of the figure 1 .
  • the support plate 500 ( figure 5A ) has an opening 50 shaped to receive the support part 2.
  • the opening 50 has a substantially circular shape having a diameter suitable for receiving the support part 2.
  • the support plate 500 comprises in this embodiment a support element 51 and an outer plate 52.
  • the support element 51 has an opening 51a.
  • the opening 50 of the support plate 500 is formed by the opening 51a of the support member and the opening 53 of the outer plate 52.
  • the support plate 500 comprises at least one tab 54 located at the level of the opening 50 of the support plate 500, shaped to cooperate with the support part 2, as will be described below, so that the part of support 2 is placed stably on the support plate 500.
  • the support plate 500 has two tabs 54.
  • the tabs 54 are formed on the outer plate 52.
  • the tabs 54 are formed on a lateral side 53a of the opening 53 extending inwardly of the opening 53.
  • the side side 53a on which the legs 54 are formed has a shape of a semicircle or half-moon 53aa between the two legs 54.
  • the outer plate or decoration 52 is arranged on the support element 51 so that the opening 53, and in particular the tabs 54 and the semi-circular portion 53aa of the lateral side 53a of the opening 53 are arranged in superposition. of the opening 51a formed in the support element 51.
  • the opening 50 formed by the support element 51 and the outer plate 52 has a shape adapted or shaped to receive the support piece 2, the support piece 2 being placed on the support plate 500 in a stable manner.
  • the opening 50 has a first portion of the outline formed in the support member 51 and a second portion of the outline formed by the lateral side 53a (comprising the tabs 54 and the semi-circular shape 53aa) of the window. 53 formed in the outer plate 52.
  • first and second parts of the outline are not continuous, the second part of the outline being located on the outer plate 52 and the first part of the outline being located on the element of. support 51 and thus being slightly offset towards the rear of the support plate 500 of the front face 52a of the outer plate 52.
  • the support part 2 is shaped to be mounted on the opening 50 comprising such first and second contour parts.
  • the rear face 21b of the base 21 of the support part 2 is discontinuous, that is to say it comprises a first half-surface 21x and a second half-surface 21y s 'respectively extending in parallel planes.
  • the planes have a distance between them of a value substantially equal to the thickness of the outer plate 52.
  • the first half-surface 21x is intended to cooperate with the front surface 51a of the support element 51 or with the first part of the outline of the opening 50 and the second half-surface 21y is intended to cooperate with the front face 52a of the outer plate 52 or with the second part of the outline of the opening 50.
  • the support plate could consist of a single element in which are formed a window leaving visible the display means as well as an opening intended for the fixing of the support device (this mode of embodiment is not shown in the figures).
  • the opening of the outer plate and a window intended to show display means of the outer plate are distinct (this embodiment is not shown in the figures).
  • the support part 2 comprises at least one notch 27 shaped to accommodate said at least one tab 54 of the support plate 500 so that the base 21 of the support part 2 bears on the front face 500a of the support plate. support 500.
  • the number of notches 27 is two, each notch 27 accommodating a tab 54.
  • the notch 27 and the tab 54 have complementary shapes so that the tab 54 bears on the notch 27 once the support piece 2 is installed on the support plate 500.
  • the notch 27 and paw 54 form cooperation means between the support part 2 and the support plate 500. These cooperation means also constitute means for positioning the support 2 with respect to the support plate 500.
  • the figure 6A shows a rear view of the 1000 control interface of the figure 1 .
  • the support member 51 of the support plate 500 is not shown in the figure so that the controller 100 is visible.
  • Lateral faces 27b, 27c of the notch 27 of the support piece 2 are placed substantially in contact with the lateral faces 54b, 54c of the tab 54 of the support plate 500.
  • the support piece 2 is immobilized in directions parallel to a plane P2 in which the support plate 500 extends, as well as in directions parallel to the plane P in which the base 21 of the support piece extends. 2.
  • the support piece 2 once the support piece 2 is installed on the support plate 500, the support piece 2 cannot perform rotational movements relative to the support plate 500 or movements along the X axis in a direction towards the rear face 500b of the support plate 500.
  • the number of notches 27 as well as of the tabs 54 is two.
  • the figure 6A further illustrates fixing means 26 for fixing the support piece 2 to the support plate 52.
  • the fixing means 26 are clipping elements on which a locking element 6 is positioned so as to immobilize the control device 100 on the support plate 500.
  • the locking element 6 cooperates with the fixing means 26 of the support part 2.
  • the fixing means 26 are arranged so as to be able to penetrate effortlessly into the opening 50, for example by fitting into a circle with a diameter substantially less than or equal to the diameter of the opening 50.
  • the locking element 6 is illustrated by figure 6B .
  • the locking element 6 is intended to lock the position of the manual control device or control handle 100 on the support plate 500.
  • the locking element 6 extends on a plane which is parallel to the plane P on which the base 21 extends when the locking element 6 is located in the control device 100.
  • the locking element 6 is positioned on the rear face 500b of the support plate 500, i.e. on the opposite side of the support plate 500 to the side on which the base 21 of the support piece 2 is positioned.
  • locking element 6 is mounted on the rear face 2b or second side of the support part 2.
  • the locking element 6 has a central opening 60 so as to surround the assembly formed by the transmission element 30 and the control shaft 200.
  • the locking element 6 comprises a central part 62 having substantially the shape of a crown or of a cylinder around the axis X (see figure 2 ) and forming the central opening 60.
  • the central part 62 surrounds the transmission element 30 and the control shaft 200 once the control device 100 is mounted.
  • the central part 62 comprises a peripheral surface 64. This peripheral surface 64 is disposed opposite an internal face 26a of the clipping element 26 of the support part 2 when the locking element 6 is mounted in the locking device. order 100.
  • the locking element 6 further comprises at least one end 63 extending radially from the peripheral surface 64 and being shaped to come into contact with an external face 26b of the clipping element 26 of the support part 2.
  • the locking element 6, and in particular the end 63 cooperates with the fixing means 26 of the support part 2 so as to immobilize the control device 100.
  • the locking element 6 has three ends 63, each end 63 cooperating with a fixing means 26 of the support part 2.
  • Each end 63 comprises a rim 630 having a peripheral surface 631 which is continuous with the peripheral surface 64 of the central part 62 of the locking element 6.
  • Each end 63 of the locking element 6 includes a hem or engagement piece 61.
  • the hem or engagement piece 61 extends transversely to the perimeter 630.
  • the hem or engagement piece 61 extends in a direction perpendicular to the plane in which the peripheral surface 631 extends from the end 63, towards the central part 62.
  • the hems or engagement pieces 61 engage respectively in the clip elements 26 of the support piece 2, when the control device 100 is mounted.
  • the hems 61 engaged in the clipping elements 23, block the clipping elements 26 so that the support part 2 can only be removed by removing the locking element 6.
  • the central part 62 of the locking element 6 is housed in the embodiment described by the central opening 29 of the support part 2.
  • the locking element 6 comprises at least one locking element or hem 61 intended to cooperate with a clipping element 26 of the support part 2.
  • the hem 61 has a shape complementary to a clipping element 26, so that the hem 61 and the clipping element 26 cooperate, the locking element 6 being retained by this cooperation.
  • clipping elements are known to those skilled in the art. It will be recalled, however, that the elastic deformation of the clipping elements 26 allows the positioning of the locking element 6 and then the return of the clipping elements 26 substantially to their initial position, while maintaining a significant deformation of the locking element. 6, causing a substantial stress of the locking element 6 on the hem 61.
  • the rear face 2b of the support part 2 rests on the front face 500a of the support plate 500, the movable part 1 thus being positioned at the level of the front face 500a of the support plate 500 and the means of fixing 26 of the support piece 2 and the locking element 6 being positioned at the level of the rear face 500b of the support plate 500.
  • the locking element 6 comprises a front face 6a which is positioned, at the level of the ends 63 resting on the rear face 500b of the support plate 500, in particular on the rear face 51b of the support element 51 (not shown on figure 6A ), when the control device 100 is mounted on the support plate 500.
  • the support part 2 cannot be dismantled by the front face 500a of the support plate 500.
  • a user of a household appliance comprising such a control device 100 or such a control interface 1000, could not dismantle the control device 100 according to the invention from the outside of the electronic appliance, preventing the user from coming into contact with parts of the household appliance that may represent a danger.
  • the locking of the support piece with respect to the support plate could be achieved according to an alternative embodiment.
  • the clipping elements could be arranged at the periphery of the support part 2 so that the end of the latter fits into a circle of diameter substantially greater than the opening of the support plate, the elements of clipping deforming during insertion of the rear part of the support part into the opening and then returning to their initial position and resting on the rear face of the support plate.
  • the support part 2 is made of an electrically insulating material.
  • control shaft 200 is electrically isolated from the support plate 52, this support plate 500 being in direct contact with the user.

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Control Devices (AREA)
EP17197200.3A 2016-10-20 2017-10-19 Dispositif de commande manuelle pour un appareil électroménager Active EP3312858B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1660196A FR3057989B1 (fr) 2016-10-20 2016-10-20 Dispositif de commande manuelle pour un appareil electromenager

Publications (2)

Publication Number Publication Date
EP3312858A1 EP3312858A1 (fr) 2018-04-25
EP3312858B1 true EP3312858B1 (fr) 2021-08-18

Family

ID=58455110

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17197200.3A Active EP3312858B1 (fr) 2016-10-20 2017-10-19 Dispositif de commande manuelle pour un appareil électroménager

Country Status (4)

Country Link
EP (1) EP3312858B1 (es)
ES (1) ES2894853T3 (es)
FR (1) FR3057989B1 (es)
MA (1) MA43854A (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102022108429A1 (de) * 2022-04-07 2023-10-12 Abb Schweiz Ag Gerät der Hausinstallationstechnik

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5430249A (en) * 1993-06-07 1995-07-04 Motorola, Inc. Knob assembly
TWM250313U (en) * 2003-07-04 2004-11-11 Benq Corp Multi-function button with mode selection
KR101309298B1 (ko) * 2007-05-25 2013-09-17 삼성전자주식회사 세탁기 및 그 컨트롤 패널 어셈블리
DE102008013945A1 (de) * 2008-03-12 2009-09-17 Stiebel Eltron Gmbh & Co. Kg Bedienelement für ein Haustechnikgerät und Haustechnikgerät
EP2442336A4 (en) * 2009-06-11 2014-04-16 Sharp Kk STRUCTURE FOR PREVENTING AN ENCODER BUTTON TO DELIBERATE
DE102011007236A1 (de) * 2011-04-12 2012-10-18 BSH Bosch und Siemens Hausgeräte GmbH Bedienelement für ein Haushaltsgerät und Haushaltsgerät

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None *

Also Published As

Publication number Publication date
FR3057989B1 (fr) 2018-11-02
FR3057989A1 (fr) 2018-04-27
EP3312858A1 (fr) 2018-04-25
ES2894853T3 (es) 2022-02-16
MA43854A (fr) 2021-04-07

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